Senior Software Engineer

We are looking for engineers to join our US Navy emerging technologies foundational software team. Are you an Electrical or Software Engineer looking to be part of something that is truly groundbreaking? We are in search of an engineer with 6 years experience beyond a Master's degree or 8 years beyond a Bachelor's degree to set up the software plans and systems for a future long term project that will stand up during your tenure in the role. Amentum is the next generation of high-speed technology leadership to protect our nation, and the environments needed to support them. We need you to join us on the ground floor of some of the latest programs. Responsibilities: To create the planning setup, software structure and development environment for future coding and defect resolution using an Agile process for a complex component of this weapon system using the software development life and test cycle. To set up structures for how to measure the computer processing time usage and come up with better methods of disk space utilization, network loading and throughout. To plan the future design environment for coding and maintenance of software support tools and models. Primary work location will be in Fredericksburg, VA or Dahlgren, Va with occasional telecommute or travel opportunities. We are fun, collaborative, supportive and our goal is to to find great people who want to stay hands on in development yet have input in process improvements. We work hand in hand with the government customers on integrated teams. We take care of our people and joining Amentum means you are not joining one contract but a team of many contracts, providing job security. No clearance required to apply, but requires a SECRET clearance to start Security clearance: ability to obtain a secret (no clearance required to apply). US Citizenship is required for employment. About Amentum: Amentum is a leading global provider of technical and engineering services to government and commercial customers. We are dedicated to delivering innovative solutions to complex challenges in the defense, intelligence, and civilian markets. With 50,000 employees worldwide, we leverage our extensive experience, cutting-edge technology, and proven processes to provide exceptional value to our customers. Basic Qualifications: Bachelor’s Degree (in one of these: Electrical Engineering, Computer Engineer, Electronics Engineering and Software Engineering) with 8-10 or more years of experience. A master’s degree in electrical engineering, Computer Engineering, Electronics Engineering, Software Engineering, Mathematics, Computer Science or Physics with 6 years of experience can also qualify. Comprehensive knowledge in definition and management of software requirements, design, code, benchmark testing, debugging, software development lifecycle, architecture, and documentation. Plans, performs, and lead software design, coding, and testing. Experience in an Agile software development environment and methodologies Two years of program/project level experience of software design and: Two years of experience working with software design and development teams; Atlassian tool suites, Jira (for issue tracking) and Confluence (decision tracking); Source code tracking tools (i.e. Git, Bitbucket) Experience: 2-4 years (Required) C++ or C# familiarity (Preferred) Ability to Commute: to Fredericksburg, VA or Dahlgren, VA (1 hour south of Washington D.C.) We provide: Industry leading benefits 401k % pay per period plan, matching up to 6% of employees contributions (Roth or traditional) Pregnancy and parental leave up to 10 weeks Growth opportunities Wellness programs and Company Discounts Medical, dental, and vision insurance premiums and related expenses (HDHP, PPOs, regular HMOs, preventative medical plans). Basic life and AD&D insurance Leave benefits Hybrid in-office / work from home environment Job Type: Full-time $110,000 - $130,00 per year depending on years of experience and additional degrees Life insurance Paid time off/ 10 holidays a year Parental leave Schedule: Monday to Friday, no weekend work, someday travel to Washington D.C a couple times a month. Compensation Details: $110,201-$130,280 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: 06/11/2026 - 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. Welcome back! We encourage you to check on the status of your current job applications with us. You can also search for a list of our current job openings and see if there are any new positions that might be a good fit for you. Thank you for continued interest in employment with Amentum. For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA. Find us online at If you need a reasonable accommodation for any part of the employment process, please contact us by email at View email address on click.appcast.io and let us know the nature of your request and your contact information. Requests for accommodation will be considered on a case-by-case basis. If you need assistance, please reach out to View email address on click.appcast.io EEO including Disability/Protected Veterans Labor Laws Posters Amentum has become aware of unauthorized individuals who are falsely using the Amentum name and /or logo in an attempt to solicit fees from potential job seekers. These deceptive and unauthorized individuals are soliciting money, promising placement in a position with Amentum. Please note any communication requesting any amount of money in exchange for employment with Amentum is fraudulent. These communications do not originate from Amentum and are not associated with the recruitment process. Amentum and its affiliates never charge candidates fees or payments of any kind in order to secure employment. As a precaution, we recommend you do not disclose personal or financial details to anyone as a response to an unsolicited email, social media, or dating website request. 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