Senior Software Engineer – Expeditionary UUV Systems

Mission Technologies, a division of HII; San Diego (CA); Hybrid; USD 100,000 - 145,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Savings Plan

Paid holidays and PTO

Tuition reimbursement

Job summary

HII Mission Technologies is seeking a Senior Software Developer to support ExUS programs, including COIN/Nexus and CCS modules. The role involves designing and integrating advanced software for Navy unmanned systems with a focus on C# and Angular front-end development.

The position offers a hybrid schedule with 1–2 days onsite weekly and potential remote consideration based on experience and location outside the local area. DoD SECRET clearance is required.

Qualifications

• 5 years of relevant experience with a Bachelor’s degree; 3 years with a Master’s; 0 years with a PhD/JD; or 9 years with a high school diploma or equivalent.
• Hands-on C# software development experience.
• Strong software engineering fundamentals (design, debugging, code quality).
• Experience developing software within distributed, modular, or SOA architectures.
• Experience developing front-end applications using Angular 10 or higher.
• Must have a current or active DoD SECRET clearance.

Responsibilities

• Develop, maintain, and enhance software components supporting COIN/Nexus and ExUS command‑and‑control systems.
• Design, build, and optimize C# applications and Angular 10+ front‑end interfaces.
• Develop software modules, plug‑ins, and integration components for MK18 Mod 1/2, R&D platforms, CCS, and ExUS tools.
• Support software verification, validation, debugging, and test readiness for release cycles.
• Participate in Government and Fleet test events to demonstrate new capabilities.
• Develop test plans, test reports, and contribute to CONOPS for ExUS systems.
• Create, edit, and maintain SOPs, system documentation, and training materials.
• Support technical exchanges, community-of-interest forums, and program reviews.
• Produce briefs, analysis reports, presentations, ECPs, and technical documentation.
• Review engineering, technical, and acquisition documents and provide feedback.
• Assist with coordination of engineering, logistics, and program documentation for CONUS/OCONUS outfitting, integration, and POR activities.
• Collaborate with NIWC PAC, ISEA, and fleet operators to transition new software capabilities.
• Deliver “brief-ready” products requiring no government rework.

Skills

C#

Software engineering fundamentals

Distributed architectures

Angular

DoD SECRET clearance

Education

Bachelor’s degree in CS/Engineering/IT or related

Master’s degree

High School Diploma or equivalent

Job description

HII Mission Technologies is seeking a Senior Software Developer to support ExUS programs, including COIN/Nexus and CCS modules. The role involves designing and integrating advanced software for Navy unmanned systems with a focus on C# and Angular front-end development.

The position offers a hybrid schedule with 1–2 days onsite weekly and potential remote consideration based on experience and location outside the local area. DoD SECRET clearance is required.