Senior Systems Engineer

Accelint is a mission-driven technology company focused on strengthening national security and supporting critical industries. We build the technologies that help operators and organizations see what’s happening, make faster and better decisions, take action with confidence, and stay ready for what comes next. Our work includes advanced sensors, autonomous systems, mission command and control software, AI-enabled training and simulation, and tools that improve logistics, maintenance, and overall readiness.  

For nearly 30 years we have supported military and civilian agencies across the Department of Defense, U.S. allies and partners, and essential industries. When you join Accelint, your work directly contributes to protecting national security and strengthening the systems our society depends on.  

This position is with Highbury Defense Group, an Accelint company. Accelint is dedicated to delivering mission-critical technology and defense solutions that accelerate innovation, readiness, and national security outcomes. 

We provide technical, cybersecurity, logistics, and program management support to US Department of Defense (DoD) and Department of State (DoS) agencies and select foreign governments and militaries. 

Our experience spans decades of operational and strategic support to the DoD, DoS, US Navy, USMC, USAF, and US Army. Our people range from retired and separated military to seasoned defense contractors to new grads. Our success stems from our drive to always provide objective, effective, and cost-efficient advice and solutions to our customers. 

We are seeking a Senior Systems Engineer to support the SATCOM Division in delivering mission-critical capabilities for the Navy Multiband Terminal (NMT) program. This role involves supporting high-visibility efforts across complex system-of-systems environments, including architecture development, requirements engineering, integration, and test activities. The ideal candidate will operate independently, take ownership of key engineering tasks, and contribute to the successful delivery of advanced communications capabilities in support of DoD mission objectives. This individual will work on high-visibility or mission-critical aspects of the program and perform all functional duties independently, while potentially overseeing the efforts of less senior staff or being responsible for the work of all personnel assigned to a specific task.

Duties & Responsibilities 

• Perform systems engineering activities across the full lifecycle, including architecture design, requirements development, integration, testing, and certification
• Develop and allocate technical requirements across system components and system-of-systems environments
  Support system integration, verification, and validation to ensure operational readiness and mission effectiveness
• Analyze data from multiple sources to assess system performance, identify risks, and inform decision-making
• Develop and maintain technical documentation, including requirements, test plans, procedures, and verification reports
• Collaborate with cross-functional teams, stakeholders, and program leadership to achieve mission objectives
  Provide technical guidance to junior engineers and ensure quality and consistency of engineering deliverables

Required Qualifications 

• Master’s degree with 10+ years of relevant experience, or Bachelor’s degree with 14+ years of relevant experience
• Degree in Engineering, Computer Science, Information Systems/IT, Operations Research, Mathematics, Physics, Business Administration, or related field
• Strong systems engineering, analytical, and problem-solving capabilities
• Ability to synthesize data from disparate sources into actionable insights
• Proficiency in technical documentation and communicating with technical and non-technical stakeholders
• Experience with Microsoft Office Suite (Excel, Word, PowerPoint, Outlook)
• Ability to work independently and collaboratively in mission-driven environments
• Ability to quickly learn and apply new technical concepts
• Prior experience supporting DoD or SATCOM programs is highly desirable

Clearance Requirements 

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