Journeyman Software Developer – Travel

About the role

Amentum is seeking a Software Engineer to join our U.S. Marine Corps advanced technology development team supporting complex weapon system software development. This position supports research and development efforts focused on developing, optimizing, testing, and maintaining software in a fast-paced R&D environment. The Software Engineer will support the development of high-performance software, improve existing code for speed and efficiency, and assist with test bench and testing activities.

Responsibilities

• Create software and correct defects using an Agile development process throughout the software development lifecycle.
• Develop, maintain, and optimize software supporting complex weapon system components.
• Measure and analyze computer processing time and resource usage and develop improved methods for disk-space utilization, network loading, and throughput.
• Design, code, and maintain software support tools and models.
• Support test bench and testing activities within an R&D environment.
• Apply comprehensive knowledge of software requirements, design, coding, benchmark testing, debugging, architecture, and documentation.
• Plan, perform, and support software design, coding, and testing activities.
• Collaborate with technical teams on development projects and provide software engineering progress to R&D leadership.
• Work effectively in a collaborative development environment and communicate technical information with team members and stakeholders.

Requirements

• Bachelor’s degree in Computer Science, Mathematics, Engineering, or a related field and 4 years of experience; OR a Master’s degree in Computer Science, Mathematics, Engineering, or a related field and 2 years of experience.
• Two (2) years of program/project-level experience in software design and development.
• Two (2) years of experience performing detailed and complex software design and development meeting sub-millisecond timing requirements.
• Experience working within an Agile software development environment and methodologies.
• Must be able to obtain/maintain a Secret security clearance (Interim Secret clearance required to start).
• U.S. citizenship is required to obtain a Secret clearance.

Qualifications

• Three (3) or more years of C++ experience.

Pay

$90,000-$140,000 (good‑faith estimate; actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws).

Benefits

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Schedule

Primary work location is Dahlgren, Virginia, with approximately 50% weekday travel, primarily to locations along the East Coast.