Systems Engineer III
Agile Defense
Listing collected from Agile Defense's career site. NextChapter is independent of Agile Defense.
McLean, VA · $125k–$135k a year · Posted September 23, 2026
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Where McLean, VA ranks
Where McLean, VA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Best all-round cities for mid-career professionals in the Mid-Atlantic79 / 100 · of 37
- #1Best all-round cities for mid-career professionals in the Southeast78 / 100 · of 33
- #1Best all-round cities for AI careers in the Southeast91 / 100 · of 33
- #2Best cities for AI-skill jobs in the Southeast17% · of 87
- #2Best all-round cities for AI careers in the Mid-Atlantic89 / 100 · of 37
- #3Best cities for entry-level jobs that want AI skills in the Southeast10% · of 77
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among computer occupations, all other, AI is already used for a large share of the tasks. Measured exposure for computer occupations, all other: 31% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
About Agile Defense
At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.
Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests.
Requisition #: 1871 Job Title: SystemsEngineer III Location: Mclean, VA | Virginia Beach, VA Clearance Level: Secret, Must Have Clearance to Start
Job Description
Agile Defense is seeking a Systems Engineer III with deep technical expertise in Navy Combat Systems and Electronic Warfare who can lead complex engineering efforts from requirements analysis through full lifecycle execution. The ideal candidate will bring advanced systems engineering skills, hands-on experience with Navy training systems, and the ability to evaluate architectures, guide design decisions, and support high‑visibility test and training events.
Demonstrated experience providing requirements to Trouble Reports (TR) and/or Change Requests (CR) written against failed requirements
Demonstrated experience reviewing architectures, component functional allocation and flows, interfaces, system processing and performance for Combat Systems or Electronic Warfare Navy systems
Demonstrated experience evaluating design options and recommend solutions to identified Combat Systems or Electronic Warfare Navy systems problems
Demonstrated experience providing subject matter Combat Systems or Naval Electronic Warfare expertise to develop test plans, test specifications, test reports, and other planning documents
Demonstrated experience developing procedures to test functional-level and system-level requirements of the Combat System or Electronic Warfare Training software
Demonstrated experience managing DoD software projects from cradle to grave
Demonstrated knowledge of IEEE and other industry standards/best practices
Demonstrated experience in Combat System or Electronic Warfare design, core technologies and Combat System or Electronic Warfare training execution
Demonstrated experience with DosaD navy training systems and training tool development
Demonstrated experience in the following areas:
Computer Architecture
Red Hat Linux
Virtualization Technologies such as:
VMWare and RHEV
RTI DDS Messaging
RTI-S HLA
Model Based Systems Engineering Software such as:
Demonstrated experience participate in training related test events such as:
Advanced Computer-Based Training Systems (ACTS)/Battle Force Tactile Training (BFTT)/Advanced Training Domain (ATD)
Fleet Synthetic Trainer (FST)
Aegis
Ship Self Defense System (SSDS)
Navigation Sensor System Interface (NAVSSI)
GPS-Based Positioning, Navigation, and Timing Service (GPNTS)
US Navy SLQ-32A, SLQ-32B, and/or SLQ-32(V6) experience
Minimum Qualifications
Master's level degree in one of the following areas: Computer, Software, Electrical or Electronics Engineering; Computer Science; Information Systems Management; or Systems Engineering
Ten (10) years of professional experience in systems engineering experience with Combat Systems, or Electronic Warfare Systems
Must be able to travel up to 20% CONUS & OCONUS
Must be a U.S. citizen and have an active Secret clearance at minimum
Our Core Values
Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together.
What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It's how we show up every day. It's who we are.
Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do. Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated. Honest - Be Trustworthy.Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support. Humble - Be Grounded.Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task. Hungry - Be Eager.Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges. Hustle - Be Driven.Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities