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Principal software engineer jobs in Virginia - 4,272 jobs

  • Senior Software Developer

    Simventions, Inc.-Glassdoor ✪ 4.6

    Principal software engineer job in Dahlgren, VA

    SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are seeking an experienced Software Developer to provide engineering support in an Agile development environment for the Tomahawk program. As part of a Scrum team, you will be performing software design, implementation, and test, documentation, and defect analysis. This is a senior level position requiring a minimum of 10 years of professional experience. Must be willing to work on-site at Dahlgren Naval Base 4+ days/week. Travel: Very rare. Less than 10%. Clearance: A DOD Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: Minimum of 10 years experience in a software development role Experience with object-oriented design and methodologies Excellent oral and written communication skills Ability to thrive in a flexible, team-oriented work environment Willingness to work on-site at Dahlgren Naval Base 5 days/week Responsibilities: Design, implement, and test source code for the Tactical Tomahawk Weapon Control System. Debug reported issues and provide causal analysis. Actively support all aspects of the system development lifecycle (analysis, requirements definition, design, coding, development and unit testing, maintenance and preparing associated documentation) with an emphasis on software development. Preferred Skills and Experience: Experience using C++ and/or Java in a professional setting Working knowledge of the Linux operating environment Education: A Bachelor of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline is required. Computer Science or Computer Engineering degrees strongly preferred. Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate's experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements. The projected annual compensation range for this position is $110,000 - $170,000 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we're committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs. We offer: Medical, dental, vision, and prescription drug coverage Employee Stock Ownership Plan (ESOP) Competitive 401(k) programs Retirement and Financial Counselors Health Savings and Health Reimbursement Accounts Flexible Spending Accounts Life insurance, short- & long-term disability Continuing Education Assistance Paid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military) Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counseling Supplemental Benefit Program Why Work for SimVentions?: SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It's also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together. Support Our Warfighters SimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world. Drive Customer Success We deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact. Get Involved in Giving Back We believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year. Build Innovative Technology SimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer's success. Work with Brilliant People We don't just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture. Create Meaningful Solutions We are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve. Employees who join SimVentions will enjoy additional perks like: Employee Ownership: Work with the best and help build YOUR company! Family focus: Work for a team that recognizes the importance of family time. Culture: Add to our culture of technical excellence and collaboration. Dress code: Business casual, we like to be comfortable while we work. Resources: Excellent facilities, tools, and training opportunities to grow in your field. Open communication: Work in an environment where your voice matters. Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development. Employee Appreciation: Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more. Founding Partner of the FredNats Baseball team: Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite. Food: We have a lot of food around here! FTAC
    $110k-170k yearly 1d ago
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  • Enterprise Software Engineering Director & CoE Leader

    Northrop Grumman Corp. (Au 4.7company rating

    Principal software engineer job in McLean, VA

    A leading defense technology company is seeking a Corporate Software Engineering Director to shape the vision and execution of software engineering across the enterprise. This role requires extensive experience in software engineering management and systems engineering. Candidates must hold a Bachelor's or Master's degree in a STEM field and have a current secret-level security clearance. Duties include leading change management initiatives and developing a unified talent development framework. It is a full-time position based in McLean, Virginia. #J-18808-Ljbffr
    $82k-104k yearly est. 5d ago
  • Manager, Embedded Software Engineering - Onsite Position

    Curtiss-Wright Corporation 4.5company rating

    Principal software engineer job in Ashburn, VA

    Manager, Software Engineering - Onsite Position page is loaded## Manager, Software Engineering - Onsite Positionlocations: US-VA-Ashburntime type: Full timeposted on: Posted Yesterdayjob requisition id: JR10228Manager, Software Engineering - Onsite PositionWe are growing and have a rewarding opportunity for a ***Manager, Software Engineering*** in ***Ashburn, VA.***As our Manager, Software engineering you will be a technical specialist, who plans, directs and manages the software development and test functions for new products and software enhancements for current products, and provide technical leadership to the software engineering team and the company.Location: ***Ashburn VA- Onsite*****We Take Care of Our People**Paid Time Off **I** 401K with Employer Match and Profit Sharing **I** Health and Wellness Benefits **I** Learning and Development Opportunities **I** Referral Program **I** Competitive Pay **I** Recognition **I** **I****Salary Range:** $ 144,100.00 - $192,100.00 per year plus bonus Please note that the salary range information provided is a general guideline only, reflecting a position based in Virginia. Criteria such as the candidate's qualifications and relevant experience, the scope of the specific position, as well as market and business considerations will be evaluated when extending an offer.**Your Challenge:*** Head a team responsible for embedded software development, testing, releases, and delivery.* Manage, track, and oversee software and product development projects and ensure that the developments follow all applicable development standards, practices and procedures and are within the cost and schedule targets with high quality.* Establish effective practices to attract, develop, motivate, and retain high caliber software team staff; Assess employees' skills and identify training and development needs for the team.* Actively manage staff loading to match program needs with employee skills; Supervise the work assignments of the software team members, ensuring best practices are followed; Hold the team accountable for meeting planned program milestones and activities.* Identify and drive process improvement opportunities within the software development life cycle including new processes and practices, tools and methods.* Participate in bid/project activities such as defining architectures, developing technical proposals and providing detailed cost and schedule estimates**What You Bring:*** Bachelor degree in the technical field (Computer Science, Computer Engineering, Software Engineering, Electrical Engineering); Master's Degree preferred.* Competencies in computer architecture, development of real-time embedded software, engineering process discipline, earned value management systems* Minimum 10 years' experience as an embedded software developer, working closely with other disciplines (hardware, mechanical) with ability to understand hardware design, board schematics* Minimum 5 years' experience leading or managing a software team though full SDLC (Software Development Life Cycle); Skilled in software management tools such as Jira, Confluence, BitBucket* Resource planning experience including staff and equipment needed for successful project execution* Experience and working knowledge of bid and proposal process* Excellent written and verbal communication skills* Leadership and Management skills* US Citizenship required; Currently hold or have the ability to obtain US security clearance.**Who We Are**Curtiss-Wright's Defense Solution division is a trusted, proven leader, delivering superior products and services that meet the defense and aerospace industries' toughest challenges with best-in-class value. Our solutions address , , and defense applications, and are focused on growth segments with a high demand for , , , and performance. As a leading Modular Open Systems Approach (MOSA) solutions supplier for battlefield platforms and , we are uniquely positioned to benefit from the DoD's commitment to maintaining technological superiority on the battlefield.To learn more visit:*No unsolicited agency submittals please. Agency partners must be invited to participate in a search by our **Talent Acquisition Team** and have signed terms in place prior to any submittal. Resumes submitted directly to any Curtiss-Wright employee or affiliate will not qualify for fee payment, and therefore become the property of Curtiss-Wright.***Compliance Statement**This position may require exposure to export-controlled information and subject to additional security screening. In the event information provided during the security screening reveals ineligibility to access export-controlled information, any offer of employment may be reconsidered or withdrawn. Curtiss-Wright is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, sexual orientation, gender identity, physical or mental disability, age, ancestry, legally protected medical condition, family care status, marital status, religion, veteran status, national origin, or any other legally protected status. If you require accommodation during the recruitment process, please contact Talent Acquisition.**For US Applicants:**If you require accommodation due to a disability at any time during the recruitment and/or assessment process, please contact Talent Acquisition and we will make all reasonable efforts to accommodate your request.Over 95 years of growth, Curtiss-Wright is an integrated, market-facing global diversified industrial company and remains a technology leader through this legacy of innovation. Through three well-balanced segments - Aerospace & Industrial, Defense Electronics and Naval & Power, we remain focused on advanced technologies for high performance platforms and critical applications. Diversity, commitment to excellence and dedication to the spirit of pioneering innovation continue to drive the employees of Curtiss-Wright. **Our Values** **Leadership** We lead based on vision and strategic direction, empowering employees to reach goals through thoughtful and decisive action. **Customer Focus** We are committed to achieving total quality by meeting our customers' expectations and delivering products and services in a timely fashion. **Teamwork & Trust** Working in a spirit of trust and collaboration, we actively encourage employees to contribute their ideas and innovations to keep our company moving forward. **Respect for People** We believe that people are our most valuable asset and will always do the right thing in our dealings and interactions with all employees. **Integrity** We will act with the highest integrity in all of our business relationships and strategic partnerships. **What We Offer Our Employees:****Opportunity:** As part of the Curtiss-Wright team, you have the opportunity each day to transform the way customers do business, as well as transform your career. Our entrepreneurial environment provides you with excellent experiences that enable you to develop your skills through stretch assignments and the opportunity to work with the best talent in the industry. You will have the opportunity to contribute from day one! #J-18808-Ljbffr
    $144.1k-192.1k yearly 1d ago
  • Senior ServiceNow Transformation Leader | Global Impact

    Ernst & Young Oman 4.7company rating

    Principal software engineer job in McLean, VA

    A global consulting firm is looking for a Senior Manager in Tech Consulting. This role involves leading ServiceNow transformation teams and managing client relationships to deliver technology projects. Candidates must have extensive experience in ServiceNow implementations, excellent project management skills, and a relevant degree. This position offers competitive compensation and opportunities for professional growth in a flexible work environment. #J-18808-Ljbffr
    $94k-148k yearly est. 4d ago
  • Senior Drainage & Stormwater Engineering Lead

    WSP Global Inc.

    Principal software engineer job in Herndon, VA

    A leading engineering firm in Herndon, Virginia is seeking a Drainage and Stormwater Senior Technical Manager. The role involves managing multiple drainage and stormwater design projects while mentoring junior staff. The ideal candidate will have over 10 years of experience in civil engineering and a Professional Engineer license. Competitive compensation and an opportunity for growth are offered in this globally recognized firm. #J-18808-Ljbffr
    $87k-127k yearly est. 5d ago
  • Senior Software Engineer

    Mantech 4.5company rating

    Principal software engineer job in Alexandria, VA

    MANTECH seeks a motivated, career and customer-oriented Senior Software Engineer to join our team in Alexandria, VA. As part of the position, you will act as a Software Engineer designing and implementing services and components for AI applications. Responsibilities include but are not limited to: Develops, implements, and maintains full-stack software solutions for AI-enabled applications. Works closely with the Software Architect to understand project requirements and translate them into technical specifications. Develops and integrates AI and ML capabilities on a cloud-hosted data platform that supports significant market adoption, high performance, and strict access control and governance. Designs and builds prototype and proof of concept User Interfaces using modern UX/UI standards. Stays current with advancements in AI, machine learning, and software engineering, incorporating best practices into the development process. Performs system optimization, performance tuning and assists in capacity planning. Performs proactive analysis of potential issues, risks and roadblocks during system implementation and operations. Documents software designs, code, and processes to ensure maintainability, scalability, and knowledge sharing among team members. Participates in code reviews and provides constructive feedback to peers to ensure code quality, adherence to coding standards, and knowledge transfer within the team. Minimum Qualifications: Bachelor's degree in Computer Science, Information Technology, or a related field. 10 or more years (7 with Master's) of experience in software development, systems integration, data management, or related fields. Experience with configuring and developing in a major public cloud system such as Oracle, Azure, AWS, or GCP. Experience in programming and/or scripting languages such as JavaScript, Python, C++, or Java. Experience with software development frameworks and tools (e.g., TensorFlow, PyTorch, Flask, Docker). Strong understanding of software engineering principles, including design patterns, data structures, and algorithms. Experience with DevOps tools and techniques for building integrations with external systems including Infrastructure as Code (IaC). Example tools include Jenkins, GitLab, Ansible, Terraform, AWS Cloud Formation Templates Preferred Qualifications: Master's degree in Computer Science, Information Technology, or a related field. Strong analytical and problem-solving skills. Excellent communication and interpersonal skills. Experience working with data ingest and transformation. Ability to work effectively in a team-oriented environment. Clearance Requirements: Must possess a current and active TS/SCI Physical Requirements: The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.
    $85k-108k yearly est. 1d ago
  • Software Engineer - R&D Systems

    Novateur Research Solutions

    Principal 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. 3d ago
  • Lead Azure Cloud Engineer

    Endurance It Services

    Principal software engineer job in Reston, VA

    We have a client in Reston, VA, seeking a Lead Azure Cloud Engineer to play a pivotal role in designing, implementing, and optimizing their Azure cloud infrastructure. In this strategic position, you'll collaborate with enterprise technology leaders and cross-functional teams-development, operations, and security-to build a secure, scalable, and high-performing cloud environment. Requirements: Bachelor's degree in Computer Science, Engineering, or related field. 4+ years of experience as an Azure Cloud Engineer or similar role. Strong knowledge of Azure service models (Serverless, IaaS, PaaS, SaaS). Expertise in cloud security, compliance, and cost optimization. Azure certifications (minimum: Azure Administrator). Excellent problem-solving, troubleshooting, and collaboration skills. What You'll Do: Architect and manage scalable, secure Azure solutions across multiple environments. Ensure availability, performance, and security of all Azure resources. Develop and maintain Infrastructure as Code (IaC) using Terraform, Bicep, or ARM templates. Deploy and configure hybrid solutions integrating on-premises and cloud environments. Monitor and optimize infrastructure for cost efficiency and reliability. Troubleshoot and resolve complex system issues escalated from support or design phases. Stay ahead of emerging Azure technologies and best practices to drive innovation. Maintain comprehensive documentation-requirements, architecture diagrams, design specs, and test plans. Bonus: Experience with M365, Intune, PP&C, UEM, and IAM is highly valued. About Us: Endurance IT Services provides Managed IT Services, Cybersecurity Solutions, and IT Consulting to help businesses stay secure and productive. We also offer IT Staffing for Direct-Hire, Contract-to-Hire, and Contract roles, plus internal full-time positions. Note: Some opportunities may not be exclusive and can change as we work with clients but our goal is always to help candidates find the right job.
    $73k-102k yearly est. 1d ago
  • Software Engineer - Clearance Required

    LMI Consulting, LLC 3.9company rating

    Principal software engineer job in Tysons Corner, VA

    Job ID 2025-13342 # of Openings 1 Category Information Technology Benefit Type Salaried High Fringe/Full-Time LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors-helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value. We are seeking a highly skilled and motivated Software Engineer to join our team in supporting Army tactical programs. As a Software Engineer specializing in Mobile Network Engineering, you will design, develop, and maintain mobile network solutions with a focus on edge computing and advanced mobile network protocols to enhance the capabilities and performance of our systems. This position is remote. Responsibilities Develop, test, and maintain software applications using one or more of the following technologies: Kotlin, Rust, JavaScript, Java, C#, or C++. Design and implement mobile network solutions for edge computing environments. Work with Layer 3 and Layer 4 network protocols, including but not limited to Multicast, TCP, UDP, QUIC, and NORM. Optimize mobile network performance to ensure reliability and security in varying operational environments. Collaborate with cross-functional teams to deliver high-quality software on schedule. Troubleshoot and resolve complex software and mobile network issues. Ensure mobile network solutions comply with security and performance standards. Qualifications Required: Bachelor's degree in Computer Science, Engineering, or related field; or equivalent work experience. 5+ years experience in software development using Kotlin, Rust, JavaScript, Java, C#, or C++. Strong understanding of mobile network engineering principles and applications. Proficiency with Layer 3 and Layer 4 network protocols (Multicast, TCP, UDP, QUIC, NORM, etc.). Experience with TrellisWare technologies is highly desirable. Excellent problem-solving skills and attention to detail. Ability to work effectively in a team environment and independently. U.S. Citizenship required due to security clearance requirements. Active Secret clearance required. Preferred: Previous experience working on military or government contracts. Knowledge of secure coding practices and cybersecurity principles. Familiarity with mobile network technologies (e.g., 4G, 5G, LTE, MANET). Experience with Agile/Scrum methodologies Target salary range: $120k-200k Disclaimer: The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances. LMI is an Equal Opportunity Employer. LMI is committed to the fair treatment of all and to our policy of providing applicants and employees with equal employment opportunities. LMI recruits, hires, trains, and promotes people without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, disability, age, protected veteran status, citizenship status, genetic information, or any other characteristic protected by applicable federal, state, or local law. If you are a person with a disability needing assistance with the application process, please contact Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information. Need help finding the right job? We can recommend jobs specifically for you! Click here to get started.
    $120k-200k yearly 4d ago
  • Summer 2026 Internship in Software Engineering

    Expedition Technology

    Principal software engineer job in Herndon, VA

    Are you enthusiastic about technology and eager to make an impact in the defense sector? Join us as a Software Engineering Intern for the summer of 2026 and gain practical experience with state-of-the-art technologies that safeguard our nation. At Expedition Technology (EXP), you'll have the chance to work on significant projects that enhance national security, collaborate with seasoned professionals, hone your skills, and contribute to solving real-world challenges. If you're excited about a dynamic and fulfilling internship where you'll be part of the action, apply now to be part of a team addressing the issues of tomorrow! What will you do as a summer intern at EXP? Learn & Develop: You'll delve into a real-world Agile software development environment where you will utilize tools such as Python, React, Docker, and Git to create forward leaning solutions Implement: You'll develop solutions to support our work in web development, machine learning and signal processing Collaborate: You'll engage with your team and other domain experts to design new features, prioritize work, and mitigate risks Additional details: Location: On-site at Expedition Technology's headquarters in Herndon, VA Duration: Full-time (40 hours/week), Summer of 2026 Compensation: $33.50/hr. Is this the right internship for you? To be qualified for an internship position you should have the following qualifications: United States citizenship is required for security clearance purposes Must be a currently enrolled student who is pursuing a college degree in computer science, electrical engineering, math, physics, or other STEM-related field Must be entering your final year of an undergraduate or graduate program with an anticipated graduation date of December 2026 or May 2027 Have proficiency in modern programming languages (Python preferred) Be familiar with command line and version control (Git) experience Demonstrate interest in software engineering (courses, clubs, projects, etc.) Interest in working in defense and/or intelligence related careers post-graduation Must be willing to undergo background investigation process for a US-government issued security clearance What's it like being a summer intern at Expedition Technology? Get a first-hand perspective from our 2025 summer intern team by reading this blog post. Still hungry for more information? Read about our work, our culture and our accoladeson our website and LinkedIn. About Expedition Technology (EXP) Positioned in Northern Virginia's tech hub, EXP is an innovative engineering company that crafts advanced solutions for the defense and intelligence sectors. We champion innovation, promote individual growth, and thrive on collaboration. We're committed to embracing diversity: At EXP, we believe in the power of diverse minds. All applicants will be considered without bias. We're an Equal Opportunity Employer that cherishes creativity sparked by varied backgrounds. Who is Expedition Technology? Expedition Technology (EXP) designs, develops, and delivers innovative, advanced signal, image, and multi-INT solutions for the defense and intelligence communities. We leverage advanced algorithms, platforms, and technologies to solve our customers' most complex, demanding, and urgent C4ISR challenges. Our culture promotes individual growth and opportunity, prioritizes a collaborative team spirit, and invites the intellectually curious to creatively solve challenging problems. Headquartered in Northern Virginia's high-tech corridor, EXP is a rapidly growing, privately held, employee-owned company that pushes the boundaries of what is possible every day. Interested in joining our team? Let's explore together. To learn more about EXP and discover why we are an award-winning workplace, visit ourweb siteand follow us on LinkedIn. Join Our Team and Enjoy Exceptional Benefits! Expedition Technology (EXP) offers a flexible, self-directed benefits package that is designed to fit your individual needs.Here's a glimpse of the outstanding benefits you can enjoy when you join our team: Company-paid medical, dental, and vision insurance Generous Time Off: Enjoy 12 paid holidays, up to 33 days of PTO, and generous sick leave Robust 401(k) Plan: Benefit from up to a 12% company contribution, including a 3% safe harbor, 6% match, and up to 3% additional as a form of profit sharing. Student Loan Repayment: Take advantage of our unique option to reallocate a portion of your 401(k) match funds to repay student loans, helping you achieve financial freedom faster. Paid Parental Leave: Six weeks of paid leave for the primary caregiver and 2 weeks of paid leave for the secondary caregiver for you to bond with your new family member. Tuition Reimbursement: Pursue further education with up to $5,250/year available to support your continuous learning and growth. Referral Bonus Program: Earn rewards for bringing talented individuals into our team. Exclusive Entertainment Perks: Enjoy free tickets to sporting events, theater, concerts, and more, adding fun and excitement to your life. Onsite Amenities: Stay fit and healthy with our free, onsite fitness center, active workstations featuring treadmill and bike desks, and enjoy our onsite cafeteria with reduced-cost options. Inspiring Work Culture: Thrive in a collaborative, creative, and supportive culture where you are encouraged to push boundaries, take risks, and enjoy the rewards. Join us and be part of a team that values your well-being and professional growth. Apply today and take the first step towards a fulfilling career with us! EXP is proud to be an Equal Opportunity Employer that believes a diverse range of talent creates an environment that fosters creativity and innovation . All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, genetic information, or protected veteran status.
    $33.5 hourly 1d ago
  • Software Engineer

    Alrek Business Solutions Inc.

    Principal software engineer job in Richmond, VA

    Sr PowerBuilder Developer Project: Project Lighthouse backfill to maintain IRMS legacy systems and develop interfaces between GentTax and IRMS systems during the modernization period to support all four rollouts Highly Preferred Skills: Technical knowledge in designing, developing and maintaining TAX processing and revenue management systems Product knowledge of the IRMS system and/or functional knowledge. Required Skills Strong written and verbal communication skills. Self-motivated and able to work well in a team. Interact with a multi-disciplined team to clarify, analyze, and assess requirements- Work independently and collaboratively on a multi-disciplined project team in an Agile development environment. Contribute to detailed design and architectural discussions as well as customer requirements sessions to support the implementation of PowerBuilder Applications Required Skills to be qualified for this role: Hands-on experience developing PowerBuilder applications using PowerBuilder 12.5 or higher Design and develop clear and maintainable code Team Foundation (Azure DevOps) Server and its use to support version control, and application lifecycle management Experience working with Agile/Scrum project management methodologies Able to work independently as well as in a team environment Pay attention to details and have a result-driven mindset Excellent Verbal and written communication skills. Able to coordinate with other application development teams, team leads business analysts. Hands-on experience using Relational Databases, such as Oracle 19C or higher or MySQL or similar Design and develop clear and maintainable code Product knowledge of the IRMS system and/or functional knowledge. - Highly Desired Must be either a US Citizen or a Green Card Holder
    $70k-94k yearly est. 5d ago
  • Software Engineer

    United Network for Organ Sharing 3.9company rating

    Principal software engineer job in Richmond, VA

    Perform all tasks appropriate to role, including technical analysis, database design, prototyping, coding and unit testing of applications with high quality deliverables. Assist with application architecture design. Responsible for writing technical documentation as necessary by the UNOS Development Methodology and Standards. Responsible for the security, quality, and performance of developed applications. Apply and acquire business and product knowledge in the performance of assigned projects. Provide direct input into the on-going improvement of standards and processes. Incorporate innovative ideas and approaches to the software development team. Key Responsibilities Full stack developer with an emphasis on Azure/API/Angular/React. Write application and database code based on business needs, user stories, or architectural requirements using established coding standards. Participate in the review of business epics and stories. Validate code against business and architectural requirements. Create and test prototypes. Perform application unit testing. Participate in peer test and code reviews. Troubleshoot applications and resolve defects. Work within the UNOS agile framework. Prioritize and execute tasks. Communicate ideas in both technical and user-friendly language. Update and maintain product documentation. Escalate issues and impediments in a timely manner. Work within established framework and processes. Provide constructive feedback to team members at all levels of the organization. Participate/Lead Development COPs. Participate in SE COPs, research committees, and subcommittees. Design, build, and test applications and database solutions. Assist the release engineer with implementation plan development and execution. Provide on call support. Utilize skills in data analysis, data verification, and problem solving. Provide accurate breakdown tasks and estimates for coding and development unit testing efforts. Mentor team members. Assist with technical interviews and talent recruitment. Other duties as directed. Minimum Requirements 2 years of software development experience required Critical Skills NET C# API development experience required. MVC/pattern proficiency required Experience with native application development (Kotlin, Java, ObjectiveC, Swift, etc.) a plus. Strong knowledge of team-oriented and collaborative working environments. Proven ability in relational database design and development principles. Understanding of Agile methodology principles preferred. Software configuration management skills desired. Continuous integration and deployment knowledge is a plus. Mobile development skills preferred. Active participation in the technical community is desired. Additional Skills & Qualifications Must have demonstrated proficiency in an object oriented programming language Must have a demonstrated knowledge of software design and development principles UI/UX principles required. Responsive and/or adaptive design knowledge required. Excellent problem-solving skills. Excellent listening and feedback skills. Exceptional interpersonal and consensus-building skills. Excellent verbal, telephone, and written communication skills. Education This position requires a four-year degree in Computer Science or related field, or 5 years of related professional IT experience. Physical Requirements General office demands Prolonged periods of sitting at a desk and working on a computer. Frequent reaching, handling, and fine manipulation for using office equipment, filing, and managing paperwork. Manual dexterity sufficient to operate a keyboard, mouse, and other office tools. Occasional standing, walking, and bending. Ability to lift up to 10-20 pounds occasionally. Vision abilities required include close vision for computer work and reading documents.
    $73k-93k yearly est. 1d ago
  • Software Engineer - Graph Technologies

    Raft 3.9company rating

    Principal software engineer job in Chantilly, VA

    This is a U.S. based position. All of the programs we support require U.S. citizenship to be eligible for employment. All work must be conducted within the continental U.S. Who we are: Raft () is a customer-obsessed non-traditional small business with a purposeful focus on Distributed Data Systems, Platforms at Scale, and Complex Application Development, with headquarters in McLean, VA. Our range of clients includes innovative federal and public agencies leveraging design thinking, cutting-edge tech stack, and cloud-native ecosystem. We build digital solutions that impact the lives of millions of Americans. About the role: As a Software Engineer - Graph Technologies, you will be diving deeper into the software lifecycle, taking on more complex tasks and leading smaller project initiatives. You will not only write code but also be involved in design discussions, code reviews, and mentoring Associate and Standard Engineers, helping to maintain the high standards of our organization. This role is contingent on contract award. What we are looking for: 3+ years of hands-on experience as a software engineer Design and develop graph-based applications using Neo4j, Amazon Neptune, or similar graph databases Implement graph algorithms and analytics for complex data relationship analysis and visualization Build and maintain scalable microservices and APIs supporting Intelligence Community requirements Develop semantic data models and ontological frameworks, particularly Common Core Ontology implementations Collaborate with analysts and stakeholders to translate mission requirements into technical solutions Optimize graph queries and data structures for performance in high-security environments Participate in agile development practices including code reviews, testing, and continuous integration Support deployment and maintenance of applications in classified computing environments Bachelors degree in Computer Science, Engineering, Physics, Mathematics or a related field Graph Technology Experience - Hands-on experience with graph databases (Neo4j, Neptune, ArangoDB) and graph processing frameworks Highly preferred: Previous work supporting IC missions and familiarity with classified environments Direct experience with National Reconnaissance Office programs, data systems, or mission requirements Common Core Ontology (CCO) - Hands-on experience implementing CCO standards and semantic modeling frameworks Container Technologies - Experience with Kubernetes orchestration and Helm chart development/management Advanced Graph Skills - Experience with graph visualization tools, complex graph algorithms, or distributed graph processing Cloud Platforms - Familiarity with AWS/Azure services, particularly graph and analytics offerings Security+ or Similar - Current DoD 8570 baseline certification or equivalent Advanced Degree - Master's in Computer Science, Data Science, or related field Clearance Requirements: Active Top Secret clearance with ability to obtain and maintain SCI Preference for those with Polygraph Work Type: Onsite in Chantilly, VA Ability to work from a SCIF at least 3 days a week May require up to 25% travel Salary Range: $150,000 - $200,000 The determination of compensation is predicated upon a candidate's comprehensive experience, demonstrated skill, and proven abilities What we will offer you: Highly competitive salary Fully covered healthcare, dental, and vision coverage 401(k) and company match Take as you need PTO + 11 paid holidays Education & training benefits Generous Referral Bonuses And More! Our Vision Statement: We bridge the gap between humans and data through radical transparency and our obsession withthemission. Our Customer Obsession: We will approach every deliverable like it's a product. We will adopt a customer-obsessed mentality. As we grow, and our footprint becomes larger, teams and employees will treat each other not only as teammates but customers. We must live the customer-obsessed mindset, always. This will help us scale and it will translate to the interactions that our Rafters have with their clients and other product teams that they integrate with. Our culture will enable our success and set us apart from other companies. How do we get there? Public-sector modernization is critical for us to live in a better world. We, at Raft, want to innovate and solve complex problems. And, if we are successful, our generation and the ones that follow us will live in a delightful, efficient, and accessible world where out-of-box thinking,and collaboration is a norm. Raft's core philosophy is Ubuntu: IAm, BecauseWe are. We support our "nadi" by elevating the other Rafters. We work as a hyper collaborative team where each team member brings a unique perspective, adding value that did not exist before. People make Raft special. We celebrate each other and our cognitive and cultural diversity. We are devoted to our practice of innovation and collaboration. We're an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.
    $70k-89k yearly est. 4d ago
  • Senior Identity (Ping) Engineer

    Covenant HR

    Principal software engineer job in Tysons Corner, VA

    Company - Our client is a leading cybersecurity services provider, trusted by some of the most recognized brands in the U.S. They partner closely with Fortune 500 enterprises to deliver cutting-edge identity, cloud, and security solutions. Known for their technical excellence and white-glove client service, they are consistently recognized as one of the top MSSPs in North America. Job Title - Senior Identity (Ping) Engineer Location - Tysons, Virginia (Hybrid - onsite 3 days per week) Role Type - 6-Month Contract (1,040 hours) Must Have Skills: 7+ years of Identity & Access Management (IAM) engineering and architecture experience 5+ years of hands-on experience with the full Ping Identity suite across enterprise and/or CIAM use cases Deep expertise with PingFederate, PingID, Ping Directory, and PingOne (Enterprise + Customer) Proven experience designing and implementing modern passwordless authentication (FIDO2/WebAuthn/Passkeys) at enterprise scale Expert-level understanding of IAM protocols (SAML, OAuth 2.0, OIDC, SCIM, LDAP) and demonstrated ability to lead large-scale Ping deployments Responsibilities and Job Details: Serve as the Ping Identity SME and platform owner across a large financial services enterprise Architect, design, deploy, and scale Ping Identity solutions for both workforce SSO and CIAM use cases Perform hands-on configuration across the Ping suite supporting on-prem, private cloud, and SaaS (PingOne) architectures Design and implement identity workflows using PingOne DaVinci or similar orchestration tools Lead enterprise-wide rollout of passwordless authentication (FIDO2/WebAuthn/Passkeys) Provide advanced troubleshooting and root cause analysis across Ping environments Drive integration with Azure Identity (Entra ID) and other IdP/IdM technologies Manage multiple concurrent IAM projects, meeting key milestones and delivering required documentation Communicate effectively with technical and executive stakeholders Scripting skills in Python, PowerShell, or Groovy are highly desired for automation Candidate must commit exclusively to this contract for its duration
    $86k-116k yearly est. 2d ago
  • Senior SAP IS-Oil Lead: SDM/RFNO & Transformation

    Ernst & Young Oman 4.7company rating

    Principal software engineer job in McLean, VA

    A global consulting firm is seeking a Senior Manager Consultant specializing in SAP IS-Oil in McLean, Virginia. The role involves managing client relationships, shaping strategic direction for SAP implementations, and leading workstreams. Candidates should have 12+ years of relevant experience and a strong background in business requirements gathering and implementation. Competitive compensation and comprehensive benefits package offered. #J-18808-Ljbffr
    $94k-148k yearly est. 1d ago
  • Android Software Developer

    Simventions, Inc.-Glassdoor ✪ 4.6

    Principal software engineer job in King George, VA

    SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are looking for a mid-level Software Engineer to join our team! This individual will provide software engineering in an Agile development environment as part of a team creating prototype robotic systems to support live training exercises. Travel: 10-15% Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: United States Citizenship At least four (4) years of Python software development experience In-depth understanding of Android software and application development Ability to clearly and accurately document software source code, specifications, and manuals Modeling and/or simulations, interface coding, TCP/IP, and serial communications Excellent oral and written communication skills Ability to collaborate constructively and present overall results with other government and contractor personnel Ability to thrive in a flexible and dynamic work environment Responsibilities: Writing, troubleshooting, and supporting Python software, usually written for ROS2 (Robot Operating System) Design and build advanced applications for the Android platform Serve as an Agile Scrum team member providing software development and maintenance for the delivery of releasable software Gain understanding and knowledge of various robotic systems Actively support all aspects of the system development lifecycle (analysis, requirements definition, design, coding, development and unit testing, maintenance and preparing associated documentation) with an emphasis on software development Preferred Skills and Experience: Experience with writing, testing, maintaining, and supporting live mobile applications for the Android Tactical Assault Kit (ATAK) systems Experience with ROS2 C++ development experience for performance critical code Experience with developing software for Ubuntu Willingness to travel to support test events in the field Comfortable working on a team and interfacing with outside entities Willingness to adapt quickly to new requirements Agile/SCRUM experience Knowledge of Git and GitLab Experience with Hardware-in-the-loop (HWIL) and/or Software-in-the-loop (SWIL) testing Education: A Bachelor of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline is required. Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate's experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements. The projected annual compensation range for this position is $80,000 - $110,000 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we're committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs. We offer: Medical, dental, vision, and prescription drug coverage Employee Stock Ownership Plan (ESOP) Competitive 401(k) programs Retirement and Financial Counselors Health Savings and Health Reimbursement Accounts Flexible Spending Accounts Life insurance, short- & long-term disability Continuing Education Assistance Paid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military) Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counseling Supplemental Benefit Program Why Work for SimVentions?: SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It's also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together. Support Our Warfighters SimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world. Drive Customer Success We deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact. Get Involved in Giving Back We believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year. Build Innovative Technology SimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer's success. Work with Brilliant People We don't just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture. Create Meaningful Solutions We are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve. Employees who join SimVentions will enjoy additional perks like: Employee Ownership: Work with the best and help build YOUR company! Family focus: Work for a team that recognizes the importance of family time. Culture: Add to our culture of technical excellence and collaboration. Dress code: Business casual, we like to be comfortable while we work. Resources: Excellent facilities, tools, and training opportunities to grow in your field. Open communication: Work in an environment where your voice matters. Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development. Employee Appreciation: Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more. Founding Partner of the FredNats Baseball team: Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite. Food: We have a lot of food around here! FTAC
    $80k-110k yearly 1d ago
  • Counterintelligence Cyber Threat Technical Lead

    Mantech 4.5company rating

    Principal software engineer job in Springfield, VA

    MANTECH seeks a motivated, career and customer-oriented Counterintelligence Cyber Threat Technical Lead to join our team in Springfield, VA. Responsibilities include but are not limited to: Generate timely and actionable intelligence reports on technical counterintelligence (CI) and cyber threats . This includes producing 36 weekly status reports, 8 monthly threat reports, and 3 quarterly threat reports, incorporating threat data from Technical CI team, network security personnel, and fused all-source intelligence, including imagery, to inform security decisions. Contribute to the annual CI Cyber Branch Threat Assessment by providing comprehensive input derived from weekly, monthly, and quarterly reports, Intelligence Information Reports (IIRs), and raw and finished IC intelligence, presenting analytic judgments, identifying intelligence gaps, and outlining overall technical threats. Produce a minimum of nine high-quality Intelligence Information Reports (IIRs) annually based on data from the Technical CI team, cybersecurity personnel, or partner agencies. This involves coordinating with stakeholders for accuracy, cross-referencing information with IC reporting, clearly conveying threats, responding to IC priority collection requirements, and ensuring timeliness. Conduct inquiries into anomalous activity utilizing automated investigative tools such as M3, Palantir, TAC, ARCSIGHT, RSA Security Analytics, CCD, QLIX, TIDE, or Criss Cross. Provide expert Technical CI advice and support for inquiries, operations, and issues, acting as a liaison between the CI Office, Insider Threat, Cyber Security Operations Center (CSOC), and IC/DoD partners to ensure effective execution of the CI Cyber Mission. Minimum Qualifications: 7+ years Threat Analysis experience, of which at least 5+ of those years include Technical Threat Analysis experience or cyber investigations. Possess or obtain certification to comply with DoD 8570.01-M Information Assurance (IA) requirements within one calendar year of assignment. Shall possess or obtain and maintain IA II certification. Desired Qualifications: Credentialed graduate of an accredited federal or DoD CI training academy. Bachelor's degree in a Science, Technology, Engineering or Mathematics discipline. Possess post-graduate degree in Science, Technology, Engineering, or Mathematics disciplines. Possess knowledge and understanding of foreign adversaries' security and intelligence services, terrorist organizations, and threats posed to US Gov. Clearance Requirements: Must have a TS/SCI with the ability to pass a Poly Physical Requirements: The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.
    $88k-120k yearly est. 1d ago
  • Software Engineer (SME) - TS/SCI with Polygraph Required

    LMI Consulting, LLC 3.9company rating

    Principal software engineer job in McLean, VA

    Job ID 2025-13219 # of Openings 1 Category Intelligence Benefit Type Salaried High Fringe/Full-Time LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors-helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value. Position is on the research staff of a government consulting organization and will be based out of Reston, VA. This position provides verified mathematical and scientific techniques programmatically to answer questions prioritized by the Sponsor. Responsibilities The Contractor Team shall train machine learning models in a variety of ways, to meet a variety of functions, including but not limited to: Synthesis of code to be used for automated webscrapes; Automation of other functions related to webscrapes, including detection and "self-healing" of scrapes; Automated visual detection of object types (like types of vehicles, license plates, etc) within video data; Automated review and analysis of terms of service of companies; Automating open source collection of data that could be used to train Sponsor-owned AI/ML systems and models. The Contractor Team shall provide Model training based on training data that may need to be acquired from other components. The Contractor Team shall create complete AI-based systems, which may include multiple inputs, models, human-review processes and outputs ETL processes and databases. Qualifications Required Demonstrated experience with the ability to understand and automate customer workflows and business processes with AI solutions Demonstrated experience in data structures, data modeling, and software architecture Demonstrated in-depth experience and knowledge of machine learning tools and frameworks such as PyTorch, Tensorflow, etc. Demonstrated experience with extensive math and computer science skills, with a deep understanding of probability, statistics, and algorithms Demonstrated experience in AI/ML specific programming languages, such as Python, Jav, C++, Conda, etc. Demonstrated experience training AI models, as well as in integrating pre-trained models into dataflows and software architectures. #LI-SH1 Target salary range: $104,040 - $183,600. Final compensation will be determined by a variety of factors including but not limited to your skills, experience, education, and/or certifications. The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances. LMI is an Equal Opportunity Employer. LMI is committed to the fair treatment of all and to our policy of providing applicants and employees with equal employment opportunities. LMI recruits, hires, trains, and promotes people without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, disability, age, protected veteran status, citizenship status, genetic information, or any other characteristic protected by applicable federal, state, or local law. If you are a person with a disability needing assistance with the application process, please contact Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information. Need help finding the right job? We can recommend jobs specifically for you! Click here to get started.
    $104k-183.6k yearly 4d ago
  • Software Engineer - TS/SCI Required

    Expedition Technology

    Principal software engineer job in Herndon, VA

    Software Engineer - TS/SCI Required Are you a software engineer who thrives on building robust, scalable systems? Do you enjoy crafting clean, maintainable code that powers mission-critical environments? At Expedition Technology (EXP), we're looking for a Software Engineer with a DevOps mindset to help us design and implement services that support verification, validation, testing, and evaluation workflows for the DoD and Intel communities. This role is ideal for someone who is a software engineer first-someone who writes production-grade Python, understands modern software architecture, and can contribute across the stack. DevOps experience is a bonus, especially if you've worked with containerized deployments and CI/CD pipelines, but your primary focus will be building the services that run in our mission environments. What You'll Do: Design and implement Python-based services and internal tools to support mission workflows Build scalable, maintainable, and testable software systems for verification and validation environments Collaborate across teams to establish best practices in software engineering, testing, and observability Contribute to the design and evolution of mission-critical environments Support deployment and automation efforts using containerization and CI/CD tools (bonus) Mentor teammates and help grow engineering capabilities across the team What You Bring: U.S. Citizenship An active TS/SCI security clearance Bachelor's degree in Computer Science, Electrical Engineering, or a related field 5+ years of experience in software engineering with a strong foundation in Python Ability to write clean, modular, and well-tested code using modern software engineering practices Solid understanding of software architecture, design patterns, and system integration Familiarity with containerization (e.g., Docker) and CI/CD tools (e.g., GitLab) is a plus Experience with Kubernetes is a bonus, but not required Familiarity with cloud platforms (e.g., AWS) is helpful, but not the primary focus A collaborative mindset and a passion for engineering excellence Why EXP? We're solving some of the nation's hardest problems with cutting-edge technology and a culture of innovation, collaboration, and autonomy. If you're ready to build systems that matter-and do it with a team that values engineering excellence-let's talk. Why Join Us? At Expedition Technology, you'll work on impactful projects that push the boundaries of what's possible with machine learning. You'll be part of a collaborative team that values innovation, technical excellence, and mission success. Join our expedition and help shape the future of intelligent systems. Clearance Required: TS/SCI Who is Expedition Technology? Expedition Technology (EXP) designs, develops, and delivers innovative, advanced signal, image, and multi-INT solutions for the defense and intelligence communities. We leverage advanced algorithms, platforms, and technologies to solve our customers' most complex, demanding, and urgent C4ISR challenges. Our culture promotes individual growth and opportunity, prioritizes a collaborative team spirit, and invites the intellectually curious to creatively solve challenging problems. Headquartered in Northern Virginia's high-tech corridor, EXP is a rapidly growing, privately held, employee-owned company that pushes the boundaries of what is possible every day. Interested in joining our team? Let's explore together. To learn more about EXP and discover why we are an award-winning workplace, visit ourweb siteand follow us on LinkedIn. Join Our Team and Enjoy Exceptional Benefits! Expedition Technology (EXP) offers a flexible, self-directed benefits package that is designed to fit your individual needs.Here's a glimpse of the outstanding benefits you can enjoy when you join our team: Company-paid medical, dental, and vision insurance Generous Time Off: Enjoy 12 paid holidays, up to 33 days of PTO, and generous sick leave Robust 401(k) Plan: Benefit from up to a 12% company contribution, including a 3% safe harbor, 6% match, and up to 3% additional as a form of profit sharing. Student Loan Repayment: Take advantage of our unique option to reallocate a portion of your 401(k) match funds to repay student loans, helping you achieve financial freedom faster. Paid Parental Leave: Six weeks of paid leave for the primary caregiver and 2 weeks of paid leave for the secondary caregiver for you to bond with your new family member. Tuition Reimbursement: Pursue further education with up to $5,250/year available to support your continuous learning and growth. Referral Bonus Program: Earn rewards for bringing talented individuals into our team. Exclusive Entertainment Perks: Enjoy free tickets to sporting events, theater, concerts, and more, adding fun and excitement to your life. Onsite Amenities: Stay fit and healthy with our free, onsite fitness center, active workstations featuring treadmill and bike desks, and enjoy our onsite cafeteria with reduced-cost options. Inspiring Work Culture: Thrive in a collaborative, creative, and supportive culture where you are encouraged to push boundaries, take risks, and enjoy the rewards. Join us and be part of a team that values your well-being and professional growth. Apply today and take the first step towards a fulfilling career with us! EXP is proud to be an Equal Opportunity Employer that believes a diverse range of talent creates an environment that fosters creativity and innovation . All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, genetic information, or protected veteran status.
    $71k-94k yearly est. 1d ago
  • Back End Software Engineer

    LMI Consulting, LLC 3.9company rating

    Principal software engineer job in Tysons Corner, VA

    Job ID 2025-13455 # of Openings 1 Category Information Technology Benefit Type Salaried High Fringe/Full-Time LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors-helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value. Our team is laser-focused on creating cutting-edge RFID solutions for the DoD that bring passive and active RFID tech to life, solving tough integration challenges across global sites. If you're ready to dive in, take ownership, and ship real value, keep reading. Responsibilities The Opportunity We're looking for a Backend Software Engineer with strong C# / .NET, Entity Framework, and Relational Database skills to join our logistics app team. You'll work closely with product owners, designers, and fellow engineers to quickly iterate on features, improve performance, and build out a secure, scalable platform for real-world military and government users. This role blends hands-on coding with architectural input, and you'll be exposed to everything from UI workflows to backend API logic to deployment automation. What You'll Do Write clean and secure back-end services using C# / .NET, with a focus on REST APIs and modular design. Design and optimize data access layers using Entity Framework. Participate in code reviews and contribute to best practices and documentation. Collaborate across design, product, DevSecOps, and field teams to launch features quickly and securely. Participate in rapid prototyping cycles while maintaining production-grade coding standards. Write unit and integration tests to support automated testing/validation and code quality gates. Troubleshoot bugs, squash performance bottlenecks, and help build towards FedRAMP and IL5 deployment requirements. Qualifications What We're Looking For: 3+ years of relevant software engineering experience. Proficiency in C# and modern .NET, with hands-on experience with Entity Framework and relational databases. Solid understanding of SQL, indexing, and query optimization. Familiarity with dependency injection, async/await, and LINQ. Experience building REST APIs and understanding the relationship between frontend and backend systems. Familiarity with secure software development practices and CI/CD pipelines (GitHub Actions, GitLab, etc). Comfortable working in Agile or Lean environments, with rapid delivery cycles and direct user feedback loops. US Citizenship with the ability to obtain and maintain a government security clearance. Active Secret or TS clearance preferred. Bonus Points For: Experience with Docker, Kubernetes, or containerized deployment pipelines. Hands-on work with secure government environments (DoD, IL5+, FedRAMP). Familiarity with AWS GovCloud. Experience building logistics, supply chain, or asset tracking applications. Exposure to message brokers like Kafka or RabbitMQ. Certifications like Security+ and AWS Developer/Architect. Past experience at a startup or in rapid-growth teams. Target salary range: $100,000 - 170,000. Final compensation will be determined by a variety of factors including but not limited to your skills, experience, education, and/or certifications. #LI-SH1 LMI is an Equal Opportunity Employer. LMI is committed to the fair treatment of all and to our policy of providing applicants and employees with equal employment opportunities. LMI recruits, hires, trains, and promotes people without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, disability, age, protected veteran status, citizenship status, genetic information, or any other characteristic protected by applicable federal, state, or local law. If you are a person with a disability needing assistance with the application process, please contact Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information. Need help finding the right job? We can recommend jobs specifically for you! Click here to get started.
    $100k-170k yearly 5d ago

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