Senior Software Engineer

Senior Software Engineer

Capstone Research Corporation is seeking to expand our team. Capstone Research Corporation is headquartered in Huntsville Alabama. We are a customer-oriented engineering services company providing world class research and development support across the Department of Defense (DoD):
Army, Navy, Air Force, Marines, and Missile Defense Agency (MDA). Capstone offers 100% Company Provided Medical and Dental Insurance, Matching 401K, and Profit Sharing as part of our top-notch benefits package. Compensation for this position will be determined, but not limited to, factors such as responsibilities of the job, education, experience, knowledge, skills, abilities, alignment with market data, and internal equity.

We have an immediate opening for a Senior Software Engineer to work in our Huntsville, AL office. The successful candidate will join the interdisciplinary Systems Analysis Group supporting existing Joint Tactical Integrated Fire Control projects/programs. The successful candidate will serve as a technical leader and primary contributor within our team. This role is responsible for guiding sprint direction, leading architectural decisions, mentoring junior engineers, and delivering high-quality production-grade software.

The successful candidate will be a top-tier individual contributor who designs, writes, reviews, and debugs complex systems daily. This role is hands‑on and code focused. 9‑12 years of software engineering experience is desired, including co‑op, intern, academic research and/or other work experience. Salary based on relevant experience and education.

• Work on-site within a collaborative team environment to engineer joint tactical integrated fire control solutions
• Drive technical direction of sprint work in collaboration with product and engineering leadership
• Translate high-level system goals into a concrete, implementable architecture
• Design, implement, and maintain complex modern C++ systems
• Debug and resolve advanced issues involving concurrency, synchronization, memory ownership, and system-level behavior
• Write and maintain comprehensive unit and integration tests using Google Test / Google Mock
• Contribute directly to CI/CD pipelines and build infrastructure improvements
• Mentor mid-level and junior engineers in modern C++ best practices
• Provide high-quality code reviews that elevate team standards
• Act as escalation point for complex technical issues
• Participate in periodic program reviews and technical presentations to Government stakeholders

• Bachelor's degree in software engineering, computer science, or related field
• 9‑12 years of professional software development experience
• Expert-level proficiency in embedded / real-time modern C++ (C++17 or newer)
• Deep understanding of:
  • Memory management and ownership models
  • Concurrency primitives and multi-threaded system design
  • Deterministic resource management
  • Networking fundamentals
  • Serialization frameworks
  • Asynchronous systems
• Demonstrated experience writing high-quality unit tests and enforcing test discipline
• Experience leading architectural discussions and making technical decisions
• Proven track record of shipping production-grade systems
• Ability to both design and develop systems
• Excellent problem-solving skills and effective verbal and written communication skills
• Ability to travel approximately 10% of the time3 references, including 1 personal and 2 who are familiar with the candidate's prior professional work experience
• U.S. Citizenship

• Experience with DoD operations, concepts, and technologies and their supporting sensors, effectors, and networks
• Experience designing or maintaining message-driven architectures
• Experience improving or designing CI/CD systems
• Familiarity with cross-platform development (Windows + Linux)
• Experience in regulated, safety-critical, aerospace, or defense environments
• MS Software Engineering or Computer Science

• Ability to qualify for a DoD Secret or higher clearance

Capstone Research Corporation is an Equal Employment Opportunity Company

All Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or status as a protected veteran.