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  • Backend Software Developer

    Vantor

    Software engineer job in Reston, VA

    Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. To be eligible for this position, you must be a U.S. Person, defined as a U.S. citizen, permanent resident, Asylee, or Refugee. Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status. Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3). Please review the job details below. This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph. The Back-end Developer will work independently and as part of a cross-functional team comprised of technical experts supporting an established and growing Intelligence Community (IC) mission. You will need to quickly understand complex technical concepts, make assessments, and articulate your recommendations to the customer. Previous experience working on-site to support the Department of Defense (DoD) and the Intelligence Community (IC) is highly desirable. Responsibilities: Enable the development of system architectures, software systems, or software applications. Focus of work will primarily be back-end development. Develop new software from algorithm definitions and prototypes. Work with program teams to plan future operations. Practice and improve on agile development methodologies and tools. Work in a collaborative environment to support sensor system design and fielding, special communications, and C2. Work with a multi-disciplinary team to compile complex products to inform leadership on technical risks and chances for success of projects. Brief customer project, program and senior leadership, as well as mission partners on modeling efforts, results, conclusions and recommendations. Minimum Qualifications: Must have active TS/SCI security clearance with CI Polygraph. Bachelor's degree in engineering, sciences, Computer Science, Physics, Applied Mathematics, or related technology field. 4 additional years of experience may be substituted in lieu of a degree. 6 years of relevant experience in software development, technology, engineering and/or science. Strong programming skills in C++, Java, Lambda, Go, AWS, etc. Experience creating task based native software Experience with algorithms, RESTful APIs, RESTful Web Services, Orchestration and Containerization (e.g. Kubernetes, Docker) Ability to communicate highly technical analyses at a level comprehensible to non-technical audiences and senior-level government representatives. Expert knowledge and use of Microsoft Word, Excel, and PowerPoint. Preferred Qualifications: Experience working with High Performance Computing (HPC) and/or distributed computing systems Experience with Digital Signal Processing, Image Processing, Matlab Knowledge in Synthetic Aperture Radar (SAR), Electro-Optical (EO), Geographic Information Systems (GIS), Geospatial Data. Experience with ArcGIS, ERDAS Imagine, STK, SIMDIS, Global Mapper, ENVI, QT Modeler and/or SocetGXP. Advanced education in Math, Physics. Experience working on-site at a customer location. Experience working in DOD / IC. Demonstrated ability to work effectively as a lead or within a team of peers, as well as excellent interpersonal and communications skills. Pay Transparency: In support of pay transparency at Vantor, we disclose salary ranges on all U.S. job postings. The successful candidate's starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range. ● The base pay for this position within the Washington, DC metropolitan area is: $137,000.00 - $228,000.00 annually. For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range. Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: ****************************** Additionally, this position is incentive eligible with a target based on contribution, company performance, and/or individual results achieved; the specific incentive plan and target amount will be determined based on the role and breadth of contributions. The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire. The date of posting can be found on Vantor's Career page at the top of each job posting. To apply, submit your application via Vantor's Career page. EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.
    $77k-100k yearly est. 4d ago
  • EW Systems Engineer - Technology Development

    Johns Hopkins Applied Physics Laboratory (APL 4.6company rating

    Software engineer job in Laurel, MD

    Do you love innovating concepts for next generation Electronic Warfare (EW) systems? Do you enjoy transitioning technology developments from science and technology (S&T) programs to acquisition programs? If so, we're looking for someone like you to join the Electronic Warfare Advanced Development Group at APL! We are seeking an experienced EW Systems Engineer to pioneer the future of Electronic Warfare and accelerate its impact to operational communities. As an EW Systems Engineer, you will... Actively contribute to the vision and strategic objectives of the Electronic Warfare Advanced Development group. Actively pursue and support new technologies for the future of EW. Innovate, develop and evaluate concepts for next generation EW systems Define development roadmaps and transition critical technologies to programs of record and assess current and proposed EW capabilities. Perform threat analysis and develop electronic countermeasures. Conceive, develop and lead S&T analyses and assessments that will support EW transformation and advise senior leadership on EW technical issues to provide strategic guidance. Qualifications You meet our minimum qualifications if you have... A Bachelor's degree in Engineering, Mathematics, Physics or another related discipline. At least ten years of relevant experience in electronic warfare or other related domains. A track record of successfully solving complex challenges. An ability to establish relationships and effectively interact with all levels of staff, management and external sponsors, and across organizational boundaries. Strong organization and planning skills. Excellent written and verbal communication skills. Are able to obtain a Secret level security clearance by your start date and can ultimately obtain a TS/SCI level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship. You will go above and beyond our minimum qualifications if you have... A Master's degree in engineering, Mathematics, Physics, or Electrical Engineering preferred. Experience working with DoD S&T communities to transition technologies, including EA/ES technologies, to programs of record. Experience with DoD acquisition programs. Experience negotiating and briefing management and sponsors concerning technical and strategic priorities. Experience with Artificial Intelligence/Machine Learning, EA/Cyber, distributed systems, autonomous system T&E, EW system T&E. An active TS/SCI clearance. #LI-AG1 About Us Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL's campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ****************************** All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact Accommodations@jhuapl.edu. The referenced pay range is based on JHU APL's good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $100,000 Annually Maximum Rate $227,500 Annually
    $72k-93k yearly est. 5d ago
  • Forward Deployed Software Engineer I

    Vantor

    Software engineer job in Herndon, VA

    Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. To be eligible for this position, you must be a U.S. Person, defined as a U.S. citizen, permanent resident, Asylee, or Refugee. Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status. Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3). Please review the job details below. Vantor is seeking a mission driven Forward Deployed Software Engineer to support new US Army Programs with novel 3D software solutions. This individual will act as a technical bridge between our engineering teams and end users, integrating our software alongside partner capabilities, engaging with customer environments, learning the systems inside and out, and shaping real-world solutions in direct collaboration with the customer. You'll be hands-on with Vantor's advanced 3D capabilities, integrating and optimizing our technology in new ways to meet the fast-paced, dynamic needs of warfighters prototyping new Army functions. This role demands technical adaptability, strong communication skills, and a proactive mindset to solve challenges in the field and provide immediate feedback to internal teams. Responsibilities: Deploy to CONUS customer locations to support US Army operational needs, training, and mission exercises. Rapidly learn and troubleshoot the Vantor tech stack, with emphasis on geospatial platforms, data integration, and rapidly enabling end-user workflows. Serve as a liaison between Vantor's product teams and Army end users, providing real-time feedback and shaping development roadmaps. Collaborate with cross-functional teams (Product, Engineering, PMO) to deliver customer-specific configurations and technical solutions. Support fielding, onboarding, and adoption of new capabilities. Translate complex customer needs into actionable technical requirements. Provide technical demos, documentation, and hands-on training. Maintain a high standard of cybersecurity, data integrity, and operational discipline in line with DoD requirements. Minimum Qualifications: Bachelor's degree in Computer Science, Engineering, or related technical field (or equivalent experience). Secret Clearance (Ability to obtain TS/SCI). 2+ Years Relevant Experience. Proficient in one or more languages: Python, JavaScript, Go, C++, or similar. Comfort with Linux-based systems, cloud architectures, and containerized deployments (Docker, Kubernetes, etc.). Experience supporting or interacting with DoD programs, ideally in a forward or fielded capacity. Strong communication skills with ability to build trust across technical and non-technical stakeholders. Ability to travel up to 25-50% and support occasional after-hours mission requirements. Preferred Qualifications: Prior experience supporting Army or joint tactical missions. Familiarity with GIS, 3D terrain, or mission command platforms. Understanding of cybersecurity standards (e.g., RMF, CMMC). Current or prior military service or operational support background. Pay Transparency: In support of pay transparency at Vantor, we disclose salary ranges on all U.S. job postings. The successful candidate's starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range. ● The base pay for this position within the Washington, DC metropolitan area is: $90,000.00 - $150,000.00 annually. For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range. Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: ****************************** The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire. The date of posting can be found on Vantor's Career page at the top of each job posting. To apply, submit your application via Vantor's Career page. EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.
    $90k-150k yearly 5d ago
  • Senior Reverse Engineer / Cyber Capability Engineer

    Johns Hopkins Applied Physics Laboratory (APL 4.6company rating

    Software engineer job in Laurel, MD

    Are you a reverse engineer who loves to discover how bespoke systems work and how to break them? Are you energized by working with world-class experts to solve the hardest offensive cyber problems? Are you passionate about national security cyber challenges? If so, we want you to join our elite team of reverse engineers at APL! We strive to foster an innovative team environment where engineers can hack the latest technologies to find and exploit vulnerabilities. Our team specializes in software and hardware reverse engineering, vulnerability research, and developing offensive cyber capabilities with a focus on embedded systems. We have custom facilities tailored to specific classes of systems including foreign materiel, telecommunications/network infrastructure, and industrial systems as well as general reverse engineering labs. As a member of our group, you will... Reverse engineer embedded systems and develop innovative exploits Work with government sponsors and operators to build mission-aligned capabilities Explore novel techniques for automating reverse engineering and exploit development Propose groundbreaking ideas for internal and external funding opportunities Mentor early-career teammates in the art and science of reverse engineering Share knowledge by clearly articulating ideas through papers and presentations to team members, APL management, and government decision makers Qualifications You meet our minimum qualifications for the job if you... Have a Bachelor's degree in Computer Engineering, Computer Science, Electrical Engineering, or another field relevant to the duties as described above Have at least 5 years of relevant experience Are skilled with software debuggers and static analysis tools such as Ghidra, IDA, and Binary Ninja Are proficient with one or more programming languages Understand Unix/Linux operating systems and embedded systems development toolchains Love solving puzzles and have experience persevering through technical challenges Hold an active TS/SCI clearance and can ultimately obtain a TS/SCI+Polygraph clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information; eligibility requirements include U.S. citizenship. You'll go above and beyond our minimum requirements if you... Previously held dynamic technical leadership roles and have demonstrated mentoring experience Have knowledge of advanced vulnerability discovery tools Have experience with hardware debugging interfaces, code security mechanisms and their weaknesses, hardware diagnostic tools, and signal/protocol analysis Have a Master's degree in Computer Engineering, Computer Science or Electrical Engineering Possess an active TS/SCI clearance with full scope polygraph #LI-AG1 About Us Why Work at APL? The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates. At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL's campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ****************************** All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact Accommodations@jhuapl.edu. The referenced pay range is based on JHU APL's good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. Minimum Rate $102,500 Annually Maximum Rate $290,000 Annually
    $92k-112k yearly est. 2d ago
  • Python Developer/Support Python

    Unisys 4.6company rating

    Software engineer job in Rockville, MD

    Support Engineer We are seeking an experienced Support Engineer to join our FILLIP development team on a contractor basis. This hybrid role bridges user support and development, serving as the technical escalation point for complex user issues while maintaining and improving our test infrastructure. You will perform deep technical troubleshooting, analyze logs across our cloud infrastructure, implement and execute test strategies, and drive bug fixes. When support workload permits, you'll contribute to testing automation and software quality initiatives. This role is ideal for a hands-on engineer who thrives in both reactive problem-solving and proactive quality improvement. Key Responsibilities Technical Support & User Engagement: Serve as the primary escalation point for complex, technically challenging user issues that exceed standard Product Management support capabilities; work directly with users to understand problems, communicate findings, and guide them through resolutions Log Analysis & Debugging: Perform detailed analysis using Splunk and CloudWatch to diagnose issues, identify root causes, and trace system behavior Bug Fixes & Implementation: Implement bug fixes and minor code changes based on findings from user reports, log analysis, and testing Test Strategy & Automation: Design, implement, and maintain comprehensive automated testing strategies, including unit tests, integration tests, and end-to-end testing Testing Execution: Execute manual and automated testing to validate fixes, identify regressions, and ensure system reliability Documentation & Communication: Document issues, resolutions, and test results; communicate findings clearly to both technical and non-technical stakeholders Proactive Quality Improvements: When support workload permits, identify opportunities to improve test coverage, automate repetitive testing tasks, and reduce technical debt Required Qualifications 5+ years of software development experience, with demonstrated expertise in Python Strong proficiency in PostgreSQL and relational database concepts Solid understanding of AWS ecosystem (EC2, ECS, S3, RDS, Aurora, Lambda) Hands-on experience with application logging and log analysis tools (Splunk and CloudWatch) Demonstrated experience designing and implementing test strategies and automated testing frameworks Strong problem-solving skills and ability to investigate complex technical issues methodically Excellent written and verbal communication skills Ability to work autonomously and adapt to shifting priorities between support and development work Technical Skills Backend: Python Databases: PostgreSQL (required), basic relational database design Cloud: AWS proficiency across EC2, ECS, S3, RDS, Aurora, Lambda Logging & Monitoring: Splunk, CloudWatch Testing: Test automation frameworks, test design methodologies, CI/CD integration Frontend (Optional): VueJS or similar frameworks
    $85k-108k yearly est. 1d ago
  • Backend Software Engineer

    Gridiron It

    Software engineer job in Fort Belvoir, VA

    As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for a back-end developer with the software engineering skills it takes to help identify potential risks, contribute to solution development, and create efficient and effective systems for our clients. As a back-end developer, you'll use the latest architectural approaches and open-source frameworks and tools to help deliver solutions. Using your software engineering knowledge, you'll work with and learn from the development team to create custom tools, systems, and sites with consistent performance and scalability. In this role, you'll make a mission-forward impact as you sharpen your skillset and grow your career. Work with us as we shape systems for the better. Qualifications Experience with programming languages such as Ruby, Python, C#, Java, or PowerShell TS/SCI clearance HS diploma or GED and 7+ years of experience as a Software Engineer, or Bachelor's degree and 3+ years of experience as a Software Engineer Certified Secure Software Lifecycle Professional (CSSLP) Certification Additional Qualifications Experience working on multiple OS platforms, including Linux and Windows Experience with the Windows Computing Environment (CE) Linux CE Certification DoD Approved 8570 - Information Assurance Technician (IAT) Level II Certification such as CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP Certification, or higher level IAT Certification Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is required. Compensation and Benefits Salary Range: $100,000 - $140,000 MAX (Compensation is determined by various factors, including but not limited to location, work experience, skills, education, certifications, seniority, and business needs. This range may be modified in the future.) Benefits: Gridiron offers a comprehensive benefits package including medical, dental, vision insurance, HSA, FSA, 401(k), disability & ADD insurance, life and pet insurance to eligible employees. Full-time and part-time employees working at least 30 hours per week on a regular basis are eligible to participate in Gridiron's benefits programs. Gridiron IT Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status or disability status. Gridiron IT is a Women Owned Small Business (WOSB) headquartered in the Washington, D.C. area that supports our clients' missions throughout the United States. Gridiron IT specializes in providing comprehensive IT services tailored to meet the needs of federal agencies. Our capabilities include IT Infrastructure & Cloud Services, Cyber Security, Software Integration & Development, Data Solution & AI, and Enterprise Applications. These capabilities are backed by Gridiron IT's experienced workforce and our commitment to ensuring we meet and exceed our clients' expectations.
    $100k-140k yearly 2d ago
  • Application Solutions Architecture

    Technology Ventures 4.6company rating

    Software engineer job in McLean, VA

    Must Have Qualifications: 18+ years of overall experience, 8+ years specifically hands off with Solution Architect that are able to follow business problems, interact with stakeholders. MUST HAVE 15+ Java development experience. Hands on experience with Design patterns and architectural patterns. Qualifications: Undergraduate degree or equivalent experience required; Advanced degree preferred 10+ years of experience in Solutions Architecture and Business Application development Extensive experience in Solution Architecture patterns such as micro-front ends, microservices, 12 factor applications etc. Prior Java Software development background 5+ years of relevant task management experience Hands-on and architectural experience with modern Cloud Native architectures is required, as well as, demonstrable record of leading architects through organizational transformations 3+ years of relevant large-scale enterprise transformation experience as relates to architecture preferred Experience in Generative AI, demonstrable record of applicability of AI/ML to solve business problems. Deep knowledge of various enterprise level Platforms widely used in the industry preferred
    $98k-127k yearly est. 1d ago
  • Software Engineer - R&D Systems

    Novateur Research Solutions

    Software engineer job in Ashburn, VA

    Software Engineer - Entry to Mid-Level (R&D Systems) Novateur stands for Innovation. We value creativity, vision, collaboration, and above all, ambition to innovate. Novateur Research Solutions is an R&D firm located in Northern Virginia, developing intelligent systems that push the boundaries of computer vision, AI, and large-scale learning. We are looking for Software Engineers eager to build scalable systems and deploy machine learning models in real-world environments. You will work closely with our researchers and engineers to develop software for real-time perception, geospatial analytics, and distributed systems. Responsibilities: • Develop and deploy production-grade software in Python and C++. • Build APIs, data pipelines, and visualization tools to support machine learning workflows. • Collaborate with researchers to translate algorithms into efficient implementations. • Contribute to system design, cloud deployment (AWS), and automation. Requirements: • BS or MS in Computer Science, Engineering, or a related field. • Proficiency in modern programming and software engineering practices. • Familiarity with Docker, Kubernetes, or AWS. • Enthusiasm for learning and applying machine learning or computer vision methods. • U.S. Citizen or Permanent Resident. Why Novateur? Join a team that values creativity and initiative. Our engineers have freedom to innovate, collaborate with top researchers, publish research in major scientific conferences, and see their ideas deployed in impactful applications. Company Benefits: Novateur offers competitive pay and benefits comparable to Fortune 500 companies that include a wide choice of healthcare options with generous company subsidy, 401(k) with generous employer match, paid holidays and paid time off increasing with tenure, and company paid short-term disability, long-term disability, and life insurance. We offer a work environment which fosters individual thinking along with collaboration opportunities within and beyond Novateur. In return, we expect a high level of performance and passion to deliver enduring results for our clients.
    $72k-99k yearly est. 19h ago
  • Python Software Engineer (Performance Optimization) - On Site in McLean, VA

    Nerd Up Staffing

    Software engineer job in McLean, VA

    Work Authorization: We are unable to consider candidates who require F-1 OPT/CPT, H-1B sponsorship, or any employer-sponsored work authorization now or in the future. If you enjoy writing clean, efficient code and genuinely care about how systems behave under real workloads, this is the kind of role where you will thrive. We are a small, highly technical engineering team that values clarity, correctness, and thoughtful problem-solving. Our environment is calm, stable, and built around long-term engineering quality rather than short-term pressure. If you are coming from a chaotic workplace or a job filled with constant churn, you will immediately notice the difference here. This is the kind of role where you can go deep, work closely with senior engineers, and focus on building software that is fast, reliable, and built to last. What You Will Do Build, improve, and maintain high-performance internal software tools Write clean, production-quality Python applications in a Linux environment Use and expand your R skills to improve performance, scalability, and correctness Profile and tune systems to make them faster and more efficient Participate in architecture discussions and performance-focused design reviews Work with MySQL and related data systems to support stable and predictable workflows What You Bring 2 or more years of hands-on, post-college production-level Python engineering experience 1+ years working with R (or C), ideally including optimization or tuning Proven ability to write and deploy production-ready code Strong understanding of algorithms, data flow, and system performance Comfortable working in Linux environments and using Git for version control A clear, thoughtful communication style and willingness to collaborate Experience with SQL, ETL, or data integrations is a plus Why You'll Love Working Here Stable, well-established company with a long-term engineering focus A mentoring-oriented culture where senior engineers actively help you grow A calm, respectful environment that values correctness over rushing Interesting work that involves real performance challenges and deep thinking A codebase that is maintained with care and not pushed to meet unrealistic deadlines Competitive salary, strong benefits, and real work-life balance On-site for collaboration, only in McLean, Virginia (no remote or hybrid options) Who This Role Is Perfect For This position is ideal for engineers who: Enjoy optimization, profiling, and understanding how systems behave under the hood Prefer a stable, predictable engineering environment instead of constant fire drills Value working with experienced developers who take code quality seriously Want to do meaningful technical work without unhealthy pressure Appreciate a team that cares about craftsmanship, clarity, and long-term maintainability
    $71k-95k yearly est. 4d ago
  • Software Engineer

    Samtek Inc.

    Software engineer job in Herndon, VA

    Samtek Inc., located in Job Location: Herndon, Virginia, is seeking a full-time Software Engineer. If you are interested in applying for this job, please make sure you meet the following requirements as listed below. May req to trvl (apprx 25% to 50% of the time) to various unanticipated client worksites across the US. Send resume to Samtek xevrcyc Inc., 205 Van Buren St., Ste. #120, Herndon, VA 20170 OR e-mail:
    $71k-94k yearly est. 1d ago
  • TS/SCI CI Poly - Sr. Software Development Lead

    Take2 Consulting, LLC 3.7company rating

    Software engineer job in Chantilly, VA

    Software Development Lead (TS/SCI CI Poly) The Software Development Lead will guide a team responsible for designing, developing, and maintaining advanced software and database solutions in support of CAAG missions within a classified environment. This role requires strong full-stack development expertise, hands-on cloud and database experience, and the ability to translate user requirements into scalable, secure, and efficient applications. Responsibilities: Lead and coordinate team software development activities and project execution. Design, develop, and maintain custom software, web applications, analytical tools, and cost-estimating models. Perform full-stack development using Java, Python, SQL, and related technologies. Operate, enhance, and troubleshoot existing CAAG software and Microsoft SQL Server databases. Architect and manage advanced database solutions, including data modeling, lifecycle management, performance tuning, indexing, and resource monitoring. Implement data governance, data management, and disaster recovery plans in accordance with policy. Manage development workflows and updates using SDLC tools such as JIRA. Gather, refine, and validate user requirements in collaboration with clients and mission partners. Work with cross-functional teams to architect, develop, integrate, and deploy software and database systems across development, test, and operational environments. Provide ongoing technical support, maintenance, and troubleshooting for applications and databases. Ensure all solutions comply with IC standards, NRO IT policies, and security regulations. Support CAAG software and database integration within TS/SCI environments, coordinating closely with systems administrators and NRO IT personnel. Respond to NRO actions, documentation requests, and development-related tasking. Qualifications: Bachelor's degree in Computer Science, Information Technology, or related field (Master's preferred). 7+ years of experience in software development and IT/technical leadership. Strong proficiency in full-stack development, SQL, Java, and Python. Experience with cloud development and Microsoft SQL Server. Deep knowledge of database design, data modeling, and performance optimization. Understanding of data management policies and disaster recovery practices. Familiarity with SDLC processes and tools (e.g., JIRA). Ability to work within classified environments and follow strict security protocols. Excellent communication, documentation, and collaboration skills. Preferred Skills: Experience with React or modern front-end frameworks. Prior Intelligence Community (IC) software development experience. Exposure to AI/ML integration into software solutions. Experience with MBSE, Digital Engineering Ecosystems, or related methodologies. Knowledge of NRO Directive 50-5 and DoD 8570.01M. Experience with Visual Studio and associated development toolchains.
    $92k-113k yearly est. 2d ago
  • Cerner Test Engineer

    Dunhill Professional Search & Government Solutions

    Software engineer job in Arlington, VA

    EHR Test Engineer Full Telework US Citizenship We are looking for a candidate to lead testing for Electronic Health Record (EHR) systems, driving end-to-end strategies, automation, and regression efforts. Use your expertise in Cerner/Oracle Health and healthcare standards to ensure seamless, high-quality workflows that directly impact patient care while working fully remotely! The Senior Test Engineer will be responsible for the oversight and execution of test scripts, scenarios, evidence, and regression testing across the Electronic Health Record (EHR) workflows. Role Responsibilities Quality Assurance and Testing Standards: Drive quality testing solutions by planning and constructing test scripts using quality processes and methodologies for Accenture or its clients. Develop, update, and maintain quality testing standards and procedures. Develop, update, and maintain quality testing standards and procedures, including issue management and escalation. Optimize processes and methods to deliver quality work. Test Planning and Strategy: Develop end-to-end testing strategies. Define test plans and entry/exit criteria. Create test models (plans, data, and scripts), including test data. Allocate test resources to application tests in a multi-test environment. Test Execution and Coordination: Execute testing efforts by delivering application and component releases. Coordinate and execute regression testing, test automation, performance testing, functionality testing, and usability testing. Lead other testers on the testing team and manage testing process questions and issues. Performance Tracking and Metrics: Define and track test metrics, including code coverage, quality, and performance. Scheduling and Estimation: Determine and meet time estimates and schedules for testing efforts. Strategic Alignment: Adhere to the strategic direction set by senior management. Act independently to determine methods and procedures for new assignments. Make decisions that impact the team through regular consultation with senior management. Communication and Collaboration: Communicate effectively with clients and stakeholders. Minimum Qualifications Must be a US citizen. Must have a Bachelor's degree in Computer Science, Technology, Computer Information Systems, Computer Applications, Engineering, or related field. Must have at least 5 years of progressive post-baccalaureate experience in the IT industry. Must have experience in each of the following: Software Testing Providing solutions in planning, constructing, and executing test scripts Designing, developing, and implementing test plans and test cases Conducting defect triage meetings with development and business teams. Coordination of software testing activities (integrated testing, unit testing, user acceptance testing, production validation) Other Job Specific Skills Experience within the Healthcare or Provider Industry Experience with healthcare provider workflows including but limited to: Revenue Cycle, Ambulatory, Lab, Pharmacy, Supply Chain, and Telehealth. Experience with the Cerner/Oracle Health EHR Understanding of Health Integration Standards (DICOM / HL7 v2 / FHIR / C-CDA Standard) Experience with System Integration Testing
    $69k-89k yearly est. 4d ago
  • Java Full Stack Developer (Federal Government Project)

    Zyxware Technologies

    Software engineer job in Washington, DC

    Experience: 4-6 years of professional software development experience Technical Expertise: Strong full-stack development experience with Java and React Proficient in Python scripting Hands-on experience with AWS cloud services Solid understanding of infrastructure, systems, and networking concepts Familiarity with Kubernetes (hands-on experience is a plus) Core Competencies: Exceptional analytical and problem-solving abilities Ability to learn new technologies and applications rapidly Self-directed with strong initiative and independence Quick learner who can decode complex systems efficiently Education Bachelor's degree in Computer Science (preferably from a top-tier institution)
    $81k-107k yearly est. 2d ago
  • Senior Java Software Engineer

    Hadiamondstar Software Solutions LLC

    Software engineer job in McLean, VA

    Java developer Note- Ex-Capital One Preferred JD- We are looking for Java developer with Angular, AWS (Backend Java, Node)
    $88k-114k yearly est. 19h ago
  • Senior Cloud Application Developer (AWS)

    Kamispro

    Software engineer job in Washington, DC

    We are seeking a Senior Cloud Application Developer to join a high-performing team on a 10+ month contract. Candidates must be authorized to work in the United States. The ideal candidate is highly skilled in Python, AWS services, Kubernetes, and Airflow, with a strong background in building and deploying cloud-native applications. ***PLEASE NOTE: WE ARE NOT ACCEPTING APPLICATIONS FROM THIRD-PARTY AGENCIES FOR THIS ROLE. Key Responsibilities: Optimize a scalable, reliable, and secure AWS native cloud system Refine infrastructure configuration as IaC using Terraform Help produce and capture operational metrics from logs, API's, and various cloud sources Refine CI/CD/CT pipelines to build, deploy, and test native cloud application code Experience, Skills & Qualifications: Education: Bachelor's degree in Computer Science, Engineering, Software Engineering or a relevant field with a minimum of 8 years working experience in an AWS Cloud environment required for a senior level position. Expertise in cloud-native application development, and cloud infrastructure management. Expertise in containerization and Kubernetes In-depth knowledge of AWS services (EKS, EC2, Lambda, RDS, S3) Strong experience of workflow managers (Airflow) Strong experience with AWS and proficiency in Python, BASH, and IaC tools like Terraform Strong experience with relational and cloud-based databases Strong experience in building automation tools and CI/CD/CT pipelines using platforms like Ansible, GitHub Actions, GitLab CI, and CodePipeline
    $92k-121k yearly est. 2d ago
  • Senior Developer

    Zillion Technologies, Inc. 3.9company rating

    Software engineer job in McLean, VA

    The candidate must have experience with both Java and Python, in addition to PowerShell and AI/ML tools. Must Have Qualifications: Python and Java development, strong understanding of design and explain and educate developers. Key Responsibilities: Design and implement developer workspaces using physical, virtualized, or browser-based solutions. Develop tools primarily in Python and Java to enhance developer workflows. Advocate for and implement CI/CD improvements through new tooling and commonly available libraries. Create patterns to manage desktop provisioning and software package management using SCCM, VDI, or similar technologies. Lead initiatives to integrate Generative AI capabilities into Developer workflows, enhancing the value proposition for customers. Partner with end-user collaboration suites to create seamless developer experiences. Ensure all solutions meet audit, risk, and governance requirements. Evangelize best practices and solutions within the developer community.
    $90k-118k yearly est. 3d ago
  • Software Integrator

    John Galt Staffing 3.9company rating

    Software engineer job in Manassas, VA

    Software Integrator - 100% On Site in Manassas, VA Client is seeking to hire a Software Integrator to support the Acoustics Rapid COTS Insertion (ARCI) program. Education: Bachelor's degree in Computer/Electrical Engineering or Computer Science degree from an accredited university. 2+ years of experience. Job Responsibilities: Participate in software development lifecycle including software design, development, integration, test, and support for new and existing software products. Designing, implementing, testing and debugging complex software applications Support continuous integration/continuous development agile like development Basic Qualifications: Bachelor's degree in Computer/Electrical Engineering or Computer Science degree from an accredited university or equivalent related experience. Experience with Linux Operating Systems 2+ years of related C, C++, and/or JAVA experience Experience with inter-process communications and real time systems Experience with configuration management software (i.e. Subversion and/or GIT)
    $81k-108k yearly est. 4d ago
  • Senior Software Engineer -- KUMDC5680656

    Compunnel Inc. 4.4company rating

    Software engineer job in McLean, VA

    Required Technical Skills (Required) Strong design and development skills in two or more of the following technologies and tools: Java (3-5 years) Cucumber(3-5 years), JBehave or other BDD testing frameworks At least 8 years of test automation framework design Strong experience in testing Webservices (REST APIs) (3+5 years) Proven experience developing test scripts, test cases, and test data The ability to write queries in SQL or other relational databases 3+ years of experience in developing scenario based performance testing using JMeter Experience testing full stack and integration testing with 3rd parties End-to-end system integration testing experience for software platforms (Desired) Hands on experience with Python development experience in AWS Cloud technology Experience in TDD, continuous integration, code review practice is strongly desired Experience with Apigee or other API gateways is a plus Experience with DevOps concepts and tools (e.g., CI/CD, Jenkins, Git) At least 2 years working on an Agile team with a solid understanding of Agile/Lean practices. Understanding of a micro service Architecture Experience load and performance testing Strong documentation skills
    $88k-114k yearly est. 4d ago
  • Java Full stack Tech Lead

    Hexaware Technologies 4.2company rating

    Software engineer job in McLean, VA

    10+ years of experience in Design and Development of applications using Java 8+/J2EE, Spring, Spring-Boot, RESTful Services and UI Framework • Should have exp in Leading a team. • 5+ years of experience in design and development of Microservice using Spring-Boot and REST API • Strong knowledge/experience in ORM Framework - JPA / Hibernate • Good knowledge and experience in Docker and Kubernetes • 2+ years of experience in Angular • 1+ years of experience in designing and Implementing cloud-based solutions in various AWS Services (EC2, IAM, S3, Lambda, etc) • Good knowledge and experience in any RDBMS/PostgreSQL • Strong experience in DevOps tool chain (Jenkins, Artifactory, Maven/Gradle, GIT/BitBucket) • Good knowledge in technical concepts - Security, Transaction, Monitoring, Performance
    $86k-113k yearly est. 2d ago
  • Senior AI/ML Engineer (TS/SCI)

    Vantor

    Software engineer job in Herndon, VA

    Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. To be eligible for this position, you must be a U.S. Person, defined as a U.S. citizen, permanent resident, Asylee, or Refugee. Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status. Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3). Please review the job details below. We're seeking a Senior AI/ML Solutions Engineer to support mission-driven users working on complex national security challenges. In this agile environment, you'll be part of a small, multi-disciplinary team applying AI/ML and data science to real-world problems and apply them into operations. This role offers direct collaboration with end users and technologists to ensure solutions are impactful, scalable, and mission-aligned. Responsibilities: Design, develop, integrate and deploy AI-driven solutions to extract insights from complex, high-volume datasets offering expertise in AI/ML, Large Language Models (LLM), Generative AL, and/or Natural Language Processing (NLP) Apply statistical and deep learning techniques to support predictive modeling, classification, natural language processing, and pattern recognition Collaborate with analysts, engineers, and mission partners to understand requirements and translate them into robust, data-driven solutions Communicate results and technical concepts through effective visualizations, dashboards, and clear reporting to both technical and non-technical audiences Minimum Qualifications: U.S. citizen with active TS/SCI clearance and polygraph; willing to work onsite 80% or as mission needs dictate. Bachelor's or advanced degree (or equivalent experience) in AI/ML, Data Science, Math, or related technical field. 8+ years of experience in data science, AI/ML, large language models (LLMs), and emerging technologies, including solution architecture, model development, and deployment in complex environments. Proficient in Python, R, and/or Java for machine learning, data processing, and algorithm development; experienced in building robust, scalable solutions for operational deployment. Hands-on experience with machine learning frameworks (TensorFlow, PyTorch, scikit-learn) and tools for model development and operationalization (Jupyter, MLflow, AWS SageMaker) in production environments. Experienced working in Linux-based and hybrid cloud/on-prem infrastructures, deploying and maintaining AI/ML solutions in secure, production-grade environments; strong collaboration and communication skills with distributed teams and stakeholders. Preferred Qualifications: Understanding of commercial and custom AI ML methods, statistical and analytical concepts such as uncertainty modeling, spatial analytics, model evaluation, correlation analysis, and data visualization. Adaptable, solution-oriented mindset with the ability to work independently in fast-paced, dynamic environments Experience working in virtualized Linux environments on secure government infrastructure Background in military or intelligence analysis, or familiarity with IC PED systems, is a strong plus Pay Transparency: In support of pay transparency at Vantor, we disclose salary ranges on all U.S. job postings. The successful candidate's starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range. The base pay for this position within California, Colorado, Hawaii, New Jersey, the Washington, DC metropolitan area, and for all other states is: $130,000.00 - $200,000.00 Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: ****************************** The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire. The date of posting can be found on Vantor's Career page at the top of each job posting. To apply, submit your application via Vantor's Career page. EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.
    $130k-200k yearly 4d ago

Learn more about software engineer jobs

How much does a software engineer earn in Ashburn, VA?

The average software engineer in Ashburn, VA earns between $62,000 and $108,000 annually. This compares to the national average software engineer range of $73,000 to $136,000.

Average software engineer salary in Ashburn, VA

$82,000

What are the biggest employers of Software Engineers in Ashburn, VA?

The biggest employers of Software Engineers in Ashburn, VA are:
  1. Cymertek
  2. CACI International
  3. Peraton
  4. Microsoft
  5. SAIC
  6. Leidos
  7. Booz Allen Hamilton
  8. Swift Denim Services Inc
  9. Red Rock Behavioral Health Services
  10. Kudu Dynamics
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