Principal Software Developer, Hypervelocity/C++

Amentum is seeking software engineering professionals with a computer science or related educational background and/or equivalent experience to support software system engineering efforts in support of Naval projects at Dahlgren, VA. The work location for this position is on-site in Dahlgren, Virginia where we have provided support to the customer for over 50 years! You will be part of our growing systems & software engineering team and contribute to our diverse skillsets across multiple software and systems engineering contracts in support of our Software Center of Excellence. We are looking for individuals to join our team atmosphere that are eager to make a difference by solving complex Digital Engineering challenges. Apply your skills to the latest DoW weapons and sensor systems, modernizing the Navy and contributing to mission success. Successful candidates must possess excellent communication skills and interact directly with customers and engineering personnel.

Principal Software Developer, Hypervelocity/C++ Responsibilities Include:

• Providing software/engineering solutions and system development using Agile development principles.

• Performing analysis and problem-solving techniques in support of professional scientific/engineering work

• Working independently and with others within established teams, across organizations, to meet established goals within schedule driven timelines.

• Operating Systems – Windows and Red Hat Linux

• Developing Environment-vscode

Minimum Requirements:

• Computer Science and a math/physics/aerospace engineering background with a BS degree in either Computer Science, Math, Physics, Aerospace engineering, or engineering. The degree requirement can be substituted with applicable experience.

• 10+ years of experience

• Candidates must maintain a valid Real ID drivers license required for access to customer site (a driver is not an option) and have access to reliable transportation as this position requires occasional travel between local worksites during the week.

• Must have an Active SECRET US Government Clearance. Note: US Citizenship is required to obtain a SECRET Clearance.

• 3+ years of C++ experience

• Experience with C++, Python, and Java

• Familiarity with Agile Development such as Scrum or LeSS is a plus

Preferred Qualifications:

• Familiarity with toolsets such as – podman/docker, JFrog, Junit, Jenkins, Git/Gitlab, Visual Studio, VMWare, JIRA Bitbucket, Confluence

Compensation Details:

US: $120,000 to $150,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. 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 Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• 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

Note: 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.

Original Posting:

04/20/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters ( .