STR Holdings jobs in Woburn, MA - 75 jobs

About the Team: STR's Analytics & C2 Division researches and develops novel technologies to solve challenging national security problems through advanced analytics. Our team consists of passionate and motivated engineers and scientists with advanced degrees in engineering, computer science, mathematics, physics, and data science. We use our expertise and creativity to take innovative ideas from conception to mature implementation to improve mission success of our customers. The Signals Exploitation and Tracking (SET) Group in the Analytics Division focuses on applying machine learning, statistics, estimation, and information theory algorithms for target tracking, signals exploitation, and system resource management. The Role: As a Principal Program Manager (PM) in the SET group, we are looking for a leader who is passionate about problem solving and working on some of the hardest national security problems. The PM will lead a portfolio of research and development programs, specifically focused on delivering advanced algorithm and software solutions for the Intelligence Community and Department of Defense. This work includes managing all program phases, from marketing and business capture to all phases of contract execution. The PM will also work closely with Government customers, support organizations, and transition partners to ensure the success of each program. The PM will collaborate with business operations, security and IT functions to enable successful program execution. The PM will also likely collaborate across technology and solution divisions across the company to provide complete solutions to customer needs. Who You Are: Active Top Secret Clearance Required with SCI eligibility, for which U.S. citizenship is needed by U.S. Government Bachelor's Degree and minimum of 15 years of prior relevant experience working with Government contracts or program management of research and development programs Experience in managing technical projects, Work Breakdown Structure (WBS) definition, schedule generation, financial analysis/reporting, and resource management Excellent interpersonal and communications skills Successful experience in leading and managing multi-discipline teams and mentoring less experienced staff Strong presentation and organizational skills Ability to travel up to 25% as needed Even Better: Master's Degree Prior experience in a leadership role of a technical program for the Department of Defense or Intelligence Community Experience working with Space Systems and intelligence products Experience spanning all project phases, from ideation to technology research and product development Working knowledge of DoD and IC missions and acquisition processes Technical breadth and a demonstrated ability to simultaneously manage multiple, technically diverse programs and teams Entrepreneurial spirit and eager to engage in technical marketing and business development Pay Information Full-Time Salary Range: $187,000 - $257,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

About the Team The Sensors Division at STR focuses on technology development for advanced sensor systems and platforms in support of national security. The Systems Autonomy, Analysis, and Modeling (SAAM) Group within the Sensors Division develops, adapts, and applies cutting-edge autonomy research to solve real-world problems on the foundation of physics-based modeling and simulation. Algorithmic areas of interest include AI/ML, controls theory, sensor signal processing (especially radar and EO/IR), tracking, optimization, and resource allocation. Application domains include: manned air platforms (e.g., the F-35 Joint Simulation Environment), unmanned air platforms, and space assets, primarily for the Air Force and Navy as well as DARPA research programs. The Role: The SAAM Group is seeking a Senior Researcher to research, design, develop, and implement a portfolio of capabilities to further our autonomy mission. You will participate in multi-disciplinary teams spread across multiple STR campuses to plan and execute technical efforts, prepare reports & deliver talks for customers, contribute to proposal efforts, and develop innovative solutions to complex and challenging national security problems. Specifically, you will focus on innovating and applying AI/ML and other decision-making algorithms to develop autonomy capabilities, particularly in simulation. A successful candidate will have a demonstrated ability to successfully carry out research projects and make rapid progress with limited supervision. This position also requires skills in software development, oral communication, written communications, and peer leadership. Interviews for this role will require an in-person or virtual presentation. What you will do: Design, develop, and modify cutting-edge machine learning and other algorithms to conduct studies and form conclusions for autonomy and other challenges Create, expand, upgrade, and maintain algorithms in software Design, develop, validate, and manage large-scale simulations and simulation tools Contribute to comprehensive technical reports and presentations for government customers, articulating the implications of simulation findings on national security Who you are: This position requires the ability to obtain a Security Clearance at the Secret (S) level, for which US citizenship is needed by the U.S government BS +5 years' experience, MS +3 years' experience, or PhD in Electrical Engineering, Physics, Applied Mathematics, or related field Good programming skills in one or more scientific programming languages, such as C/C++, Python, or MATLAB; preferably in Linux. Some experience or interest in at least two of the following: machine learning, algorithm development, modeling & simulation, optimization, controls, signal processing, tracking, electronic warfare, resource allocation. Strong technical writing and communication skills Even better: Active Secret or TS/SCI clearance Advanced degree in Electrical Engineering, Physics, Applied Mathematics, or related field Experience with mission simulators such as AFSIM or NGTS or physics-based simulators such as XPatch or Crisp Experience with machine learning tasks such as image recognition, deep reinforcement learning, semantic segmentation, graph neural networks, and tools such as PyTorch, Tensorboard, and Ray. Experience writing proposals and/or giving briefings to both highly technical and less technical audiences Pay Information Full-Time Salary Range: $143,000 - $180,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

STR's Cyber Division is hiring a Senior Cyber RF Hardware Engineer who will leverage their RF, analog/mixed signal and digital design skills to contribute to a multi-disciplinary team engaged in solving unique problems. The successful candidate will be comfortable designing, analyzing, and characterizing a variety of hardware architectures to aid with software and hardware modeling efforts. They should have a firm grasp of the fundamentals of computer architecture to support both software and hardware reverse engineering tasks and be able to use their hardware expertise to rapidly prototype solutions. We are seeking candidates with design experience to participate in the development of RF Hardware in the Loop (HWIL) systems, surrogate builds, digital twins, and hardware modeling support platforms that integrate a variety of electrical subsystems, ranging from commercial off the shelf (COTS) components to custom-designed boards. The successful candidate will contribute to the design process of a growing hardware team by participating in design reviews, producing comprehensive design documentation, and collaborating to ensure quality outputs and support for future design re-use. What you will do: Develop rapid prototype RF solutions to go from free space to bits using a combination of COTS and custom designs Develop PCB-based designs and implement FPGA and embedded software to support HWIL and surrogate designs Integrate processor/microcontroller debuggers to extract binary data and integrate in circuit probing solutions to characterize dynamic program execution Work in a laboratory environment utilizing test equipment (oscilloscopes, spectrum analyzers, VNAs etc.) to characterize and debug complex electronic systems Prepare and execute test events for customers and internal and external stakeholders Lead efforts to develop lab-based acquisition and control platforms to aid in test and characterization of hardware systems Serve as the hardware team representative on interdisciplinary efforts to contribute knowledge of system architecture and focused processor implementations Participate in proposal efforts by providing input on technical path and BOM/cost and schedule estimates Who you are: This position requires the ability to obtain a Top Secret (TS) security clearance, for which U.S. citizenship is needed by U.S. Government BS in Computer Science, Electrical Engineering, or related field with 5 years of related experience OR a MS and 3 years Proven expertise of electrical circuit design principles in at least one of the following areas: RF, analog, or digital Strong problem-solving skills and willingness to mentor junior engineering staff Experience preparing and presenting technical material to customers and internal staff Experience leading hardware efforts from concept to implementation managing cost and scheduling requirements Nice to Haves: Active Top Secret (TS) Security Clearance Strong RF design or implementation background with experience in system analysis and component characterization Experience in RF design, signal processing for satellite or space communications Experience in RF design, signal processing for airborne or space remote sensing Experience architecting RF hardware solutions and leading RF hardware teams for laboratory and test event environments Experience integrating software defined radios and RFSOC platforms Experience with Analog and RF circuit simulation and modeling tools (e.g., Spice, MATLAB/Simulink, Microwave Office) In depth knowledge of processor architectures and peripherals with experience integrating in-circuit debuggers and emulators Experience using and developing tools and test software for Linux (e.g., Red Hat, Ubuntu) Knowledge of PCB design and fabrication principles and familiarity with industry standard CAD tools (e.g., Cadence, Altium, Eagle) Digital/FPGA HDL experience using dedicated design tools (e.g., Vivado, Quartus, Simulink/HDL Coder) Pay Information Full-Time Salary Range: $134,000 - $184,000 The salary range listed is based on external market data. Final offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Job Description STR is seeking a Summer 2026 Procurement Intern looking to gain practical experience in the field of Supply Chain. STR's mission is to make the world a safer place. In this internship, you will directly support that mission by supporting STR's advanced technology development programs finding Procurement solutions to meet our Program and Customer needs. You will assist in defining business solutions that enable STR to execute its contractual commitments while forging impactful relationships with internal stakeholders. You will understand why it is important to foster strong and trustful working relationships with suppliers and how success requires a team. In this internship, you will: Work with different types of contract vehicles Gain exposure to different STR technology areas and mission/system applications. Support supplier source selection, subcontract/purchase order placement, cost/price analysis, record keeping, negotiations, documentation preparation, subcontract/purchase order maintenance, and supplier management. Assist in the preparation of Requests for Proposal/Quotes, analysis and evaluation of proposals, negotiation of subcontract provisions, and 'cradle to grave' subcontract/purchase order administration. Gain an understanding of the Federal Acquisition Regulations (FARS) and Defense Federal Acquisition Regulations (DFARS) Gain insight into execution risk management Qualifications: Pursuit of a Bachelor's Degree in Business disciplines, Liberal Arts, or Supply Chain Management or comparable Military experience Due to the nature of STR's work and U.S export regulations, the successful candidate must be a US citizen. Willingness to learn, ask questions, and work hard. A sense of duty and desire to contribute to Organizational success Ability to form respectful relationships with customers and colleagues. Desired Skills: Excellent written/oral communication and interpersonal skills Ability to organize tasks and prioritize assignments. Effective time management skills and punctuality Critical thinking, problem-solving skills Ability to work independently or in a team environment. Ability to work in a fast-paced environment and prioritize under pressure. Ability to work independently. Perks: Competitive pay Housing stipend Flexibility/work-life balance Vibrant community with fun summer activities inside and outside the office Pay Information Full-Time Salary Range: $52,000 -$79,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

STR is seeking an experienced Physical Security Specialist to lead the design, development, and compliance efforts for secure facilities such as SCIFs, SAPFs, and other classified spaces. The role requires expertise in ICD 705 standards, DoD protocols, and national security regulations to manage risks, enforce security measures, and achieve successful accreditations. As a key member of the security team, you will oversee facility design, documentation, inspections, and training to ensure STR's sensitive operations are conducted in highly secure environments. Key Responsibilities Infrastructure & Compliance Leadership Develop, implement, and maintain documentation for secure facility design and management, including Construction Security Plans (CSPs), Fixed Facility Checklist (FFCs), and Protected Distribution Systems (PDS), Intrusion Detection Systems (IDS), and Access Control System (ACS) procedures. Guide and review architectural drawings, schematics, and as-built diagrams to confirm adherence to physical security requirements for SCIFs/SAPFs. Collaborate with government representatives, architects, engineers, and contractors to ensure compliance with NISPOM, ICD 705, UL2050, and other security protocols. Represent STR during physical security reviews, audits, and accreditation processes for SCIFs, SAPFs, and classified facilities. Interpret, and implement DD254s and supporting documentation. Risk Mitigation & Secure Operations Conduct inspections, identify vulnerabilities, and implement solutions such as RF shielding and TEMPEST countermeasures. Ensure protection of communication systems by enforcing CNSSAM TEMPEST/1-13 and CNSSI 7003 standards (e.g., Red/Black signal separation). Incident Management & Training Develop and implement emergency preparedness plans, including crisis management strategies. Conduct security education programs to train employees and contractors on compliance with classified environment policies. Key Qualifications Core Requirements 6-8+ years of experience managing/accrediting SCIFs, SAPFs, or collateral spaces under ICD 705 and national security standards. Extensive knowledge of RF shielding, TEMPEST, Protected Distribution Systems (PDS), Red/Black signal separation, and physical security frameworks (e.g., CNSSI 7003, UL2050). Proven experience creating and managing secure facility documentation (e.g., CSPs, FFCs, security checklists). Preferred Qualifications Professional certifications such as CPP or PSP. Experience in military, law enforcement, or other security-focused environments. Physical & Travel Requirements Ability to conduct physical inspections, including climbing ladders and lifting to 25 lbs. Inspections may require working in confined spaces or navigating challenging terrain. Travel required up to 25-50% for secure facility assessments and inspections across STR locations. Pay Information Full-Time Salary Range: $135,774 to $186,688 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Join STR's Service Desk team as an Information Technology Support Specialist Co-op and gain hands-on experience supporting a real-world enterprise IT environment. This role is designed for students seeking an immersive, longer-term opportunity to apply classroom learning in a professional setting while developing practical IT administration and customer support skills. As a co-op, you will be an active member of the Service Desk, working alongside experienced IT professionals and receiving dedicated mentorship. You will support day-to-day operations, assist end users with technical issues, manage support requests, and contribute to special projects that support STR's mission-critical work. You will be trusted to make informed decisions under moderate supervision while maintaining a high standard of professionalism. This is an excellent opportunity for students who want meaningful responsibility, exposure to enterprise IT systems, and experience supporting complex, real-world technical challenges. Duties: Provide efficient, high-quality first-line technical support for local, remote, and mobile staff Troubleshoot, research, and resolve hardware, software, and user access issues in a professional and customer-focused manner Perform hands-on desktop support, including system setup, software installation and upgrades, system configuration, and file backup support Verify issue resolution and perform post-resolution follow-ups when appropriate Create and manage user accounts in Active Directory Prepare and deploy new computers for employees Test and validate Windows and mac OS system images Assist with the maintenance of printers, scanners, copiers, and workstations Support STR's intern and co-op programs by configuring systems, administering access, providing first-line support, and reconciling equipment at program completion Administer and support the IT Service Management (ITSM) system, including ticket ownership, triage, and assignment to appropriate IT teams Additional areas for professional growth and development include: In addition to core Service Desk responsibilities, co-op students may gain exposure to: Networking: switches, patch panels, cabling, and network jack termination Data Storage: NetApp storage allocation and management System Imaging & Deployment: Microsoft Deployment Toolkit (MDT) Business Applications & Tools: ServiceNow, asset management systems, and Microsoft licensing Requirements: Currently enrolled in a post-secondary degree program related to Information Technology or a closely related field Strong organizational, administrative, and time-management skills Ability to quickly learn new IT systems and apply that knowledge in a support environment Strong written and verbal communication skills Demonstrated interest in information technology and end-user support Perks: Competitive hourly pay Housing stipend (if applicable) Flexible schedule to support academic requirements Emphasis on work-life balance Engaging workplace community with social and professional activities Strong track record of co-op and intern conversions to future internships and full-time roles This position requires the ability to obtain a security clearance, for which U.S. citizenship is needed by U.S. Government. Pay Information Full-Time Salary Range: $52,000 - $79,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

STR is seeking an All-source Analyst and Modeling Engineer who has a passion for research and development of models of cyber physical systems. Work must be performed onsite What you will do: Develop tools to help sift through large datasets to identify information relevant for modeling efforts. Create system models from circuit diagrams, schematics, source code, signal processing algorithms, etc. Work in multi-disciplinary teams to tackle challenging problems from a wide variety of technologies to develop innovative cybersecurity solutions Document, demonstrate, and present research Solve real world problems that have an impact on national security Who you are: This position requires an Active Top Secret (TS) security clearance, for which U.S. citizenship is needed by the U.S. Government Active CI poly or willingness to obtain one BS, MS or PhD in Computer Science, Computer Engineering, Electrical Engineering or related field (or equivalent work experience) Proficiency with modeling tools: SPICE, MATLAB, Proficiency in one or more programming languages: C/C++, Python, etc. General understanding of electrical engineering: Circuit and flow diagrams, signal processing chains, network traffic data Willing to travel frequently from an STR office to the customer location in MD, or spend the majority of time at customer location Nice to have: Advanced foreign language skills Experience with digital twin development Expertise in modeling signal processing algorithms, filter design, etc. Embedded systems or firmware analysis experience Knowledge of reverse engineering techniques Analyzing protocols or message structures Knowledge of binary file structures and formats Developing automated reverse engineering or software analysis tools Developing disassembler/decompiler modules Debugging software without source code Analyzing and reconstructing code/data flow Pay Information Full-Time Salary Range: $112,000 - $154,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Job Description About the Team: The Sensors Division specializes in the development of advanced sensor systems, with a particular focus on airborne and surface-based radar, space-based sensing, electronic warfare, and underwater acoustics. This position is within the Space Missions and Sensing (SMS) Sector of the Sensors Division. In this sector, we develop and deliver technology to advance space-based sensing, space control, and counter-sensing missions. The Role: The SMS Sector is seeking a Senior RF signal processing scientist to support algorithm development in a Research & Development environment. In this role, you will be an integral part of a team developing a cutting-edge space-based radar system. Your responsibilities will include utilizing and advancing existing signal processing algorithms and analytics tools. This position offers significant opportunities for career growth within a fast-paced and rapidly expanding company. What you will do: Design signal processing and data exploitation algorithms that support day to day satellite operations Conduct performance analysis through simulations and real-world testing to validate system performance Communicate effectively with internal teams and stakeholders to convey technical concepts and project updates Who you are: Active Security Clearance at the Secret (S) level BS or MS in Physics, Applied Mathematics, Electrical Engineering 3-5+ years of experience depending on degree Radar signal processing, statistical signal processing background (detection, estimation) Proficiency in MATLAB and/or Python programming languages Even Better: Past experience in space-based remote sensing (e.g. SAR, signal exploitation) Expertise in linear algebra, mathematical optimization a plus PhD in Applied Mathematics, Electrical Engineering with research background related to radar, radar signal processing in lieu of experience Pay Information Full-Time Salary Range: $134,000 - $184,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Job Description STR is focused on delivering National Defense capabilities by driving mission-focused strategies to develop advanced technology systems enabling products and solutions focused on achieving the customer vision. Our programs deliver sustainable, reliable, and cost-efficient capabilities focused on end-customer needs that function in operationally relevant environments and timeframes. We consider the entire lifecycle of the solution, from conceptualization and architecting, through development to deployment, while leveraging novel technologies to deliver first-of-a-kind systems. We are seeking a Senior System Integration & Test (I&T) Engineer in our Woburn, MA office to support integration and test of advanced multi-function RF systems. The I&T Engineer should have experience performing subsystem and system level integration and test of software and/or hardware components, verifying technical requirements that support program schedule and cost objectives. The I&T Engineer should have familiarity with automated test tools and techniques, writing and executing test plans and procedures, and contributing to system design packages. This position offers the opportunity to work with leading domain experts in sensors development, data analytics, and cyber security. The I&T Engineer will be expected to work closely with development teams to establish and implement a test approach appropriate for program objectives. Experience with the Agile development process and associated tools is desired. This position is well suited for an engineer who has experience building DoD systems and is interested in hands on testing and fielding of novel systems developed by STR. Both hardware and software-centric candidates are encouraged to apply to meet comprehensive system testing needs. STR is adopting Digital Engineering (DE) tools and techniques, including the integration of verification aspects of design as part of a comprehensive Model-Based Systems Engineering (MBSE) approach. Candidates will be expected to work with Systems Engineers to integrate I&T processes & artifacts into the DE workflow for programs, using MBSE tools to capture those aspects of the design related to verification, with traceability to external tools as required. What you will do: Working closely with domain experts, development teams, and systems engineers to design and develop hardware and software test environments Hands on integration work in both hardware labs and field-test environments to ensure that software and/or hardware components are integrated into the system according to specification Experience in preparing and delivering briefings, familiarity with the execution of technical reviews (SRRs, PDRs, CDRs, TIMS, TRRs) Participation in the Agile development process with a focus on developing system tests Documenting and executing test plans and procedures Capturing and communicating test results and metrics Who you are: This position requires an Active DoD Secret Clearance with the ability to obtain a Top Secret (TS) Security Clearance, for which U.S. citizenship is needed by the U.S. Government BS in Computer Science, Electrical Engineering, Systems Engineering, Aerospace Engineering, or related technical field with a minimum 5 years of relevant experience Proficiency in Java, C/C++, Labview, or Python Minimum of 3 years of experience working in I&T Travel required Nice to Have: Active Top Secret Security Clearance Domain expertise in one or more of the following areas is desirable; Radar, Electronic Warfare, Acoustic, Antenna Apertures, Sensor Resource Management, Sea/Air/Space, Large-Scale Platform Test Systems, Cyber Physical Systems, Open System Architectures (UCI, OMS, COARPS) Proficiency in automated test tools and techniques Proficiency in bash scripting and Linux Operation Systems Familiarity with MBSE tools such as Cameo (MagicDraw), Sparx Enterprise Architect, IBM Rational Rhapsody Familiarity with specific government open architectures (e.g., Open Mission Systems) Pay Information Full-Time Salary Range: $134,000 - $184,000 The salary range listed is based on external market data. Final offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

STR is hiring a Cyber Emulation Engineer Co-Op who will work as part of project teams with mentorship from experienced staff starting July 1st, 2026. Co-Ops will also collaborate with technical experts to solve problems related to emulation, reverse engineering, binary analysis, software development, vulnerability research and cyber defense. Additional duties will include providing support on all phases of projects, problem design, solution discovery, development of prototype algorithms and systems in software and/or hardware experimentation and data analysis and system implementation/integration for test and fielded systems. Our employees are the reason for STR's continued success. You'll be paired with a mentor and have the opportunity to work on projects with our staff that involve solving hard problems that enhance our nation's security. Have you emulated GBA or other games on your computer and want to learn how emulation works and how it can be applied to vulnerability research? Are you someone who is motivated and excited by having the opportunity to learn and grow your skill set? Do you want to join forces with other researchers, scientists, and engineers in your field of study and apply your knowledge and skills working on projects that solve real problems? If you answered ‘yes' to any of these questions, then apply to our Co-Op role today! Basic Requirements: Strong academic record and interest in system emulation, virtualization or other security-related topics Hands on experience with or coursework in systems programming and the ability to read and write assembly Proficiency in Python for software development Background/experience in one of the following areas: emulation, reverse engineering, binary analysis, software development, vulnerability research and cyber defense. Preferred Qualifications: Experience with debugging and dynamic analysis of software/firmware Knowledge of additional programming languages: C, C++, non-x86 assembly Hands-on experience with or coursework in QEMU, virtualization, or reverse engineering tools Education: Enrollment in a BS, MS or PhD degree program in Cybersecurity, Computer Science, Computer Engineering or related technical discipline Pay Information Full-Time Salary Range: $52,000 - $79,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. . STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Job Description The Construction Project Manager is responsible for leading the planning, design, and execution of facility-related construction projects across STR's portfolio. This includes new site buildouts, secure facility construction, and office renovations from concept through closeout. The ideal candidate brings strong project management experience, cost control expertise, and the ability to coordinate with multiple stakeholders to deliver projects on time, on budget, and in compliance with all requirements. Key Responsibilities Project Planning & Execution Lead end-to-end delivery of facility buildouts, expansions, renovations, and new site launches. Oversee project planning, design development, permitting, procurement, and execution. Manage project schedules, milestones, and deliverables aligned with business objectives. Coordinate office layouts, space planning, and integration of furniture, equipment, and building systems. Budget & Cost Management Develop detailed project budgets, including estimating, tracking, and forecasting. Review contractor and subcontractor proposals for accuracy and competitive pricing. Manage change orders, including review, negotiation, and documentation. Track and report all project financials to ensure adherence to budget. Team & Vendor Coordination Manage architects, engineers, general contractors, internal teams, and specialty vendors. Conduct site meetings, monitor field activities, and ensure compliance with safety and quality standards. Oversee bid processes, contract negotiations, and performance evaluations. Regulatory & Security Compliance Ensure compliance with applicable federal, state, and local codes and regulations. Support and oversee DoD, secure construction, and SCIF-related requirements when applicable. Coordinate inspections, certifications, and documentation required for occupancy or accreditation. Risk & Quality Management Identify risks related to cost, schedule, or compliance and implement mitigation strategies. Oversee quality control to ensure construction meets design intent and specifications. Manage punch list completion, closeout documentation, and turnover to Facilities Operations. Stakeholder Communication Provide regular updates to leadership, including schedule status, budget tracking, and risks. Present milestone updates and project summaries to internal and executive stakeholders. Coordinate project readiness with IT, Security, EHS, and other internal partners. Qualifications Bachelor's degree in construction management, Engineering, Architecture, or related field (required). 7+ years of experience managing commercial construction projects, including office buildouts and renovations. Experience with DoD environments and secure/SCIF construction strongly preferred. Proficiency with AutoCAD, Revit, and related design coordination tools. Strong knowledge of construction drawings, specifications, submittals, RFIs, and change order processes. Experience with project closeout, punch lists, and turnover documentation. Familiarity with project management tools (MS Project, Procore, or similar). Excellent communication, negotiation, and cross-functional coordination skills. PMP or similar credential is a plus. This position requires the ability to obtain a security clearance, for which U.S. citizenship is needed by U.S. Government. Work Environment Role may require travel to active project sites and vendor locations. Must be able to work in secure and controlled environments depending on project scope. Pay Information Full-Time Salary Range: $125,000-$160,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Job Description The Systems Development Division (SDD) delivers technology advantage into users' hands by delivering capabilities focused on end-customer needs that function in operationally relevant environments and timeframes. SDD considers the entire lifecycle of the solution, from conceptualization and architecting, through development, to deployment, while leveraging novel technologies to deliver first-of-a-kind systems. Current efforts include programs for airborne and space RF as well as advanced testing enabled by multi-function, multi-modal capabilities. SDD is seeking a Senior Embedded Software Engineer to support the design, development, and implementation of real-time processing solutions in software for advanced multi-function Radar systems. You will collaborate with fellow researchers and engineers on multi-disciplinary teams to develop innovative solutions related to exploration and demonstration of Radar and EW/RF convergence. In this role, you will design and implement digital signal processing over the complete signal processing chain for radar applications in various operational environments. You will conduct performance analysis through simulations and real-world testing to validate and optimize the products you create. Since the systems SDD develops are deployed in operationally relevant environments, the products you develop need to meet standards of quality, maintainability, and reuse. This position will offer the opportunity for technical growth, design, analysis, development, testing, and fielding of capabilities. The successful candidate will have demonstrated contributions in areas such as: radar, electronic warfare, digital signal processing, systems engineering, and test & evaluation. This position requires skills in working with multi-disciplinary teams, awareness of relevant technologies, and interest in developing and delivering systems in tight time-frames. Strong interpersonal, communication, and technical skills are required. Applicants are expected to be self-motivated, detail oriented and have a demonstrated ability to effectively communicate. What you will do: Support development of innovative radar/EW systems through implementation of digital signal processing (DSP) Collaborate with cross-functional teams to understand and/or develop system requirements and specifications Design and implement signal processing and software solutions Conduct performance analysis through simulations and real-world testing to validate and optimize system performance Prepare documentation, design specifications, test plans, and reports Communicate effectively with internal teams and stakeholders to convey technical concepts and project updates Who you are: This position requires an Active SECRET security clearance with eligibility to obtain a Top Secret (TS) security clearance, for which U.S. citizenship is needed by the U.S. Government Demonstrated experience implementing real-time signal processing solutions in C++ (C++17 or later) Working knowledge of digital signal processing Familiarity with embedded development; experience with Xilinx MPSoC, and RFSoC platforms a plus Experience in preparing and delivering briefings, familiarity with the execution of technical reviews (SRRs, PDRs, CDRs, TIMS) Background should include a Bachelor's degree and at least 5 years of applicable experience; Master's degree and at least 3 years of applicable experience; or PhD. Equivalent experience will be considered Nice to have: Applicable understanding of and experience with Radar systems and their principles of design, development, requirements verification, test planning, test execution, and data analysis Experience with algorithm implementation in software for real time systems, especially radar and/or remote sensing CUDA experience preferred Proficiency in radar simulation tools (MATLAB) Capable of working in a team environment and interacting with team members to ensure effective communication and alignment including mentoring of junior engineers Active Top Secret clearance Applicable knowledge of target detection Applicable domain experience in one or more of the following areas: Electronic Warfare, Antenna Apertures, Sensor Resource Management, Large-Scale Platform Test Systems, Cyber Physical Systems, Open System Architectures (UCI, OMS, COARPS) Required Education: Bachelor's, Master's or PhD in Electrical Engineering, Aerospace Engineering, Applied Mathematics, Physics, Radar Systems, or related technical field Pay Information Full-Time Salary Range: $134,000 - $184,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

About the Team: STR's Analytics & C2 Division researches and develops novel technologies to solve challenging national security problems through advanced analytics. Our team consists of passionate and motivated engineers and scientists with advanced degrees in engineering, computer science, mathematics, physics, and data science. We use our expertise and creativity to take innovative ideas from conception to mature implementation to improve mission success of our customers. The Signals Exploitation and Tracking (SET) Group in the Analytics & C2 Division focuses on applying machine learning, statistics, estimation, and information theory algorithms for target tracking, signals exploitation, and system resource management. The Role: As a Principal Technical Staff in the SET group, we are looking for a technical leader who is passionate about problem solving and working on some of the hardest national security problems. This position requires leading continued development of relevant technology products, as well as leading a portfolio of research and development programs, specifically focused on delivering advanced algorithm and software solutions for the Intelligence Community and Department of Defense. This work includes managing all program phases, from marketing and business capture to all phases of contract execution. The role will also work closely with Government customers, support organizations, and transition partners to ensure the success of each program. Who You Are: Active Top Secret Clearance Required with SCI eligibility Master's Degree and minimum of 15 years of prior relevant experience working with Government contracts or program management of research and development programs Experience in managing large technical projects, Work Breakdown Structure (WBS) definition, and resource management Experience spanning all project phases, from ideation to technology research and product development Experience in new business development, initial outreach, capture flow, proposal writing Excellent interpersonal and communications skills Successful experience in leading and managing multi-discipline teams and mentoring less experienced staff Strong presentation and organizational skills Ability to travel up to 25% as needed Even Better: Experience working with Space Systems and intelligence products Working knowledge of DoD and IC missions and acquisition processes Technical breadth and a demonstrated ability to simultaneously manage multiple, technically diverse programs and teams Entrepreneurial spirit and eager to engage in technical marketing and business development Pay Information Full-Time Salary Range: $206,000 - $284,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

About the Team: The Security team at STR is comprised of highly skilled professionals who are responsible for maintaining compliance with Government protocol and directives. The Classified Cybersecurity (CCS) team consists of a collaborative group of ISSM's, ISSO's, and ISSE's who are passionate about national security and take great pride in maintaining Confidentiality, Integrity, and Availability of our Information Systems and enable execution of STRs portfolio of programs across a vast customer base. The Role: STR has an exciting opportunity for a well-rounded cybersecurity professional to join our Cybersecurity/Risk Management Framework (RMF) program as a key contributor for classified programs. In this dynamic position, you will interface and collaborate with other Cybersecurity professionals (ISSMs, ISSOs), Security professionals (CPSOs, FSOs), and System Administrators from our Classified Information Technology (CIT) organization. Your responsibilities will include ensuring overall compliance, managing configuration changes, supporting security architecture, and staying abreast of current and future technologies. Please note…this is not a remote and/or hybrid role and requires you to be onsite. Responsibilities: Conduct both vulnerability and compliance scans of Information Systems. Support the development of Risk Management Framework (RMF) documentation and control validation testing for Authority to Operate (ATO) accreditations. Develop cybersecurity requirements, design, and architecture for current and emerging program needs. Implement Information Assurance and Information Security protections and requirements in program development and execution environments. Apply required security controls to networking devices, databases, operating systems, and hardware/software components. Assist ISSMs and ISSOs in monitoring and resolving Plan of Action and Milestones (POA&M) to mitigate system vulnerabilities. Conduct reviews and technical inspections to identify and mitigate potential security weaknesses, ensuring all security features are implemented and functional. Support the completion of Continuous Monitoring requirements in accordance with RMF and NIST SP800-53 standards. Perform other tasks as assigned by the manager. Who you Are: Security Clearance: Active Top Secret security clearance with the ability to obtain SAP and SCI access (U.S. citizenship required). Experience: 3-5 years of technical (hands-on) experience in Information Assurance/Cyber Engineering, including requirements development and implementation. Certification: DoD 8570 IAM Level III certification (CISA, CISM, CISSP, etc.) or the ability to obtain within 6 months of hire. Familiarity: Knowledge of the DCSA Authorization and Assessment Process Manual (DAAPM) and the Joint Special Access Implementation Guide (JSIG). Technical Skills: Configuration, certification, and auditing/analysis of Windows/Linux operating systems and system virtualization in peer-to-peer, LAN & WAN networks. Managing and implementing DISA STIGs and benchmarks in various operating systems (Windows, RHEL, Ubuntu). Using IA vulnerability/compliance scanning tools (e.g., NMap, ACAS, Nessus, Security Content Automation Protocol (SCAP)). Maintaining/managing Security Incident and Event Management (SIEM) and centralized auditing tools (e.g., Splunk, PowerStrux). Familiarity with Microsoft Deployment Toolkit (MDT). Supporting the hardening of new builds of Information Systems (IS) and ensuring full functionality before deployment. Scripting in Windows and/or Linux. Using McAfee/Trellix ePO, including familiarity with DLP components. Experience in one or more of following technical areas Artificial Intelligence, DevSecOps, Cloud or Containerization. Experience with NIST SP800-53 technical control implementation and assessment. Attributes: Excellent communication skills, detail-oriented, self-starter with a focus on understanding STR CCS and CIT processes and procedures. A desire for continuous improvement while working in a team environment and the ability to handle multiple fast-changing priorities/projects effectively. Pay Information Full-Time Salary Range: $136,000 - $170,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Job Description STR is hiring an Emulation Tooling and Modeling Software Engineer to be part of a multidisciplinary team of researchers and engineers dedicated to developing cutting-edge technologies with significant and immediate impact on our national security. This position offers an excellent opportunity to work at the nexus of computers and real-world physical systems. We believe that each employee has a unique set of skills, experiences, and perspectives that are essential to providing our customers with innovative solutions. The skills listed below are representative of those needed for this role but are not the only acceptable set. If you see an overlap with your skills, go ahead and apply! The Emulation Tooling and Modeling Software Engineer must be proficient in one or more of the high-level languages (C/C++, Python) used for building the underlying tools that support the development of emulation models of complex cyber physical systems. Successful candidates will have experience in reverse engineering of embedded instruction set architectures (e.g., ARM, PPC) and a desire to develop required emulator tooling across a diverse class of targets of interest. The ability to develop tools such as operating system handlers, bare metal firmware emulation, and virtual device simulation are key to support the emulation of representative signal processing and control systems components and algorithms. Such components will be prototyped with time and event-driven simulations and implemented on real-time hardware systems. The Emulation Tooling and Modeling Software Engineer will also support model development for sensors, actuators, dynamics and environmental factors from first principles, measured data, available documentation/literature and hardware/software artifacts. The quality and validity of the models are ensured using unit testing and effective operation after integrating the modules into larger system simulations. Knowledge and experience developing modular code compliant with well-defined component message/protocol interfaces is highly relevant. Models often include both hardware and software elements, and experience working at the software/hardware interface (e.g., serial, USB, data acquisition subsystems and device drivers) is particularly useful. What you will do: Working as part of a small, focused team to architect, develop, implement, and test applications featuring modular software design principles Developing bare metal emulators in C/C++, Python as well as unit tests for verification of capabilities Developing emulator capabilities and unit tests to increase overall feature capabilities to develop advanced models Implementing component models in Python/C/C++, and integrating models into system-level simulations with software processing chains, including development of unit-level and system-level tests and verification Developing integrated models using virtualization tools (e.g., QEMU, Docker), that are networked together, and launched using scripting tools (e.g. bash, python) Communicating technical foundations of models and algorithms through reports and briefings Who you are: This position requires an Active Secret security clearance with eligibility for Top Secret (TS) clearance, for which U.S. citizenship is needed by U.S. Government. Proficiency in C/C++ and Python Familiarity with virtualization tools (e.g. Docker, QEMU) Strong grasp of emulation principles, computer architecture, and software engineering principles Experience working with hardware components and interfaces. Experience using collaborative source code management (Git, Subversion) Education: BS in Computer Engineering, Computers Science, Electrical Engineering or related field Nice to have: Active Top Secret (TS) Security Clearance Familiarity with network architectures and protocols Implant or software patch development Masters or PhD in related field Pay Information Full-Time Salary Range: $112,000 - $154,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Cyber Summer Internship Are you someone who is motivated and excited to learn and grow your skillset this summer all while having an impact on national security? While doing so, do you want to collaborate with other researchers, scientists, and engineers in your field of study? Do you want to work with people that you can learn from and gain new skills? If you said 'yes' to any of these questions, then a summer internship at STR is the internship for you! Our employees are the reason we have been successful in the past and the reason we will be successful in the future. Employee skills, talents, and work ethic are essential to our success. Join us this summer for the chance to work on something meaningful and challenging. You'll be paired with a mentor and get the chance to work on projects with our staff and solve hard problems to enhance our nation's security. Job Description: Students will work as part of project teams with mentorship from experienced staff Collaborate with technical experts to solve problems related to cyber security, cyber vulnerability research, software system design, signal processing, image/video processing, machine learning, statistical estimation, and optimization Support all phases of projects: Problem design Solution discovery Development of prototype algorithms and systems in software and/or hardware Experimentation and data analysis System implementation integration for test and fielded systems Technical presentation of results Requirements: Enrollment in a BS, MS or PhD degree program in electrical engineering, computer science, physics, mathematics, or related technical discipline Strong academic record and interest in research Background/experience in one of the following areas: signal processing, image/video processing, machine learning, cyber physical systems, reverse engineering, cyber vulnerability research, computer vision, computational hardware, embedded systems, RF hardware, software development, "big data" processing, scientific computing skills (MATLAB, python) This position requires the ability to obtain a security clearance, for which U.S. citizenship is needed by U.S. Government. Perks: Competitive pay Free housing at a local university Flexible Working Hours Fun summer activities both inside and outside the office Pay Information Full-Time Salary Range: $52,000 - $79,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Job Description STR is hiring a Senior Program Manager (PM) in the Cyber Division who is passionate about collaborative problem solving and working on the hardest national security problems. This position is located in our Woburn, MA office. The PM will be responsible for a portfolio of cyber research and development programs. This includes managing all program phases, from marketing to proposal development, from contract initiation to execution, and from program close-out to transition. The PM will also be responsible for facilitating business operations across the portfolio to enable successful execution. We believe that each candidate has a unique set of skills, experiences, and perspectives that could enable us to provide our customers with innovative solutions. The skills listed below are intended to give you a sense for the position. If you see an overlap with your skills, go ahead and apply! PM responsibilities will include receiving requirements from our program customer(s), tracking the program schedule and milestones, coordinating with the STR Contracts, Finance, Security, and IT teams, providing quality assurance on reports, and tracking program risk to ensure timely, successful deliveries of products to the customer. The PM will also support coordination with STR sub-contractors, ensuring smooth integration and accomplishment of assigned tasks. Additionally, the PM will routinely collaborate across multi-disciplinary teams to support the Group Leader and other key stakeholders on staff planning, financial planning, recruiting and onboarding, and continuous improvement of internal security and IT processes. What you will do: Managing program technical, financial, and schedule performance Working with the lead program manager, principal investigator, technical staff, subcontractors, and support personnel to identify and address risks and issues Managing program performance through review of metrics and program execution milestones (including scheduling, cost, and logistics) Gathering, evaluating, and synthesizing data from multiple sources, such as project reports, project staff, and customer feedback to understand and communicate status and to identify trends Interacting with external program customers and internal company leadership Managing scientists, engineers, and technicians across broad areas of expertise Achieving cost, schedule, and customer objectives on advanced technology programs Working in a fast-paced environment to enable successful contract execution Building strong customer relationships and establish open lines of communication Who you are: This position requires an Active Top Secret (TS) security clearance, for which U.S. citizenship is needed by U.S. Government. Bachelors Degree with a minimum of 5 years' related experience including a minimum of 4 years' managing technical programs Experienced in project management within DoD or IC, and/or experience directly supporting program objectives such as managing cost, schedule, and technical performance Experience leading technical teams on advanced R&D programs Motivated collaborator and effective communicator to both technical and non-technical audiences Nice to have: Ability to obtain Sensitive Compartmented Information (SCI) security clearance Experience spanning all project phases, from ideation to technology research and product development Working knowledge of DoD or IC mission and acquisition processes Entrepreneurial spirit and eager to engage in technical marketing and business development Pay Information Full-Time Salary Range: $122,000 - $168,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

About the Team: The Sensors Division specializes in the development of advanced sensor systems, with a particular focus on airborne and surface-based radar, space-based sensing, electronic warfare, and underwater acoustics. This position is within the Space Missions and Sensing (SMS) Sector of the Sensors Division. In this sector, we develop and deliver technology to advance space-based sensing, space control, and counter-sensing missions. The Role: The SMS Sector is seeking a Senior RF signal processing scientist to support algorithm development in a Research & Development environment. In this role, you will be an integral part of a team developing a cutting-edge space-based radar system. Your responsibilities will include utilizing and advancing existing signal processing algorithms and analytics tools. This position offers significant opportunities for career growth within a fast-paced and rapidly expanding company. What you will do: Design signal processing and data exploitation algorithms that support day to day satellite operations Conduct performance analysis through simulations and real-world testing to validate system performance Communicate effectively with internal teams and stakeholders to convey technical concepts and project updates Who you are: Active Security Clearance at the Secret (S) level BS or MS in Physics, Applied Mathematics, Electrical Engineering 3-5+ years of experience depending on degree Radar signal processing, statistical signal processing background (detection, estimation) Proficiency in MATLAB and/or Python programming languages Even Better: Past experience in space-based remote sensing (e.g. SAR, signal exploitation) Expertise in linear algebra, mathematical optimization a plus PhD in Applied Mathematics, Electrical Engineering with research background related to radar, radar signal processing in lieu of experience Pay Information Full-Time Salary Range: $134,000 - $184,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

STR is focused on delivering National Defense capabilities by driving mission-focused strategies to develop advanced technology systems enabling enduring products and solutions focused on achieving the customer vision. Our programs deliver sustainable, reliable, and cost-efficient capabilities focused on end-customer needs that function in operationally relevant environments and timeframes. We consider the entire lifecycle of the solution, from conceptualization and architecting, through development to deployment, while leveraging novel technologies to deliver first-of-a-kind systems. We are seeking a Principal RF Hardware Engineer to lead the design, development, and implementation of advanced multi-function RF systems. You will collaborate with fellow researchers and engineers on multi-disciplinary teams to develop innovative solutions in areas of focus including exploration and demonstration of Radar and EW/RF convergence. In this role, you will design and implement RF hardware under the guidance of senior Engineers for operationally relevant environments. This position will offer the opportunity for technical design, analysis, development, testing, and fielding of capabilities. The successful candidate will have demonstrated leadership skills and expertise in areas such as: RF, radar, communications systems, RF component specification and selection, analog and digital signal processing, software-defined radios (SDRs), FPGA firmware and hardware development, microcontrollers and embedded processors, physics modeling and simulation, systems engineering, and test & evaluation. This position requires skills in working with multi-disciplinary teams, design, development, and test activities, as well as proficiency in relevant technologies. Strong interpersonal, communication, and technical skills are required. Applicants are expected to be self-motivated, detail oriented and have ability to effectively communicate. What you will do: Lead development of RF hardware systems through the development lifecycle, from system requirements definition through to delivery Collaborate with cross-functional teams to understand system requirements and specifications as they relate to assigned tasking Design and implement hardware designs and support assembly, integration, and testing. Activities may include: Identify and select RF systems components (for example: active and passive devices, antennas, connectors, cables, physical enclosures, etc.) Conduct supporting analyses to inform/justify decisions (e.g. RF link budgets) Support assembly, initial operation, and check out of system (including definition of test plans) Near term tasking may be related to RF systems for airborne applications, but you may be tasked on other applications as needed Who you are: This position requires the ability to obtain a security clearance, for which U.S. citizenship is needed by U.S. Government Expertise with technical concepts related to RF systems and their principles of design, development, requirements verification, test planning, test execution, and data analysis Ability to survey literature to determine state-of-the-art solutions and incorporate them to current problem sets Experience in preparing and delivering high-level briefings to Customers and senior management. Interacting with decision-makers and customers to translate mission needs into an end-to-end solution Capable of effectively working in a team environment, often under tight deadlines Demonstrated desire to successfully pursue new challenges, improve and broaden technical skills, seek greater responsibilities, and increase individual value to the organization Experience in providing information for briefings and technical reviews (SRRs, PDRs, CDRs, TIMS) Background should include a Bachelor's degree and at least 10 years of applicable experience; Master's degree. Equivalent experience will be considered Nice to have: Active Secret or Top Secret security clearance Demonstrated expertise in one or more of the following areas: radar systems, electronic warfare, microwave engineering, analog and digital signal processing, embedded software development, physics modeling and simulation Pay Information Full-Time Salary Range: $206,000 - $285,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at ********** for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at **************** and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.