Junior Software Engineer for Naval Research Technology

Sorry, this job was removed at 08:40 p.m. (UTC) on Friday, Jul 17, 2026
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Fredericksburg, VA, USA
In-Office
Security • Cybersecurity
The Role

Join Our US Navy Advanced Technology Development Team 

Amentum is seeking talented and motivated Software Engineers to join our US Navy Advanced Technology Development Team. In this role, you will design, optimize, and develop software solutions aimed at maximizing performance and efficiency in an R&D-focused environment. This position is primarily based in **Fredericksburg and Dahlgren, VA**, with opportunities for occasional telecommuting and travel. 

Key Responsibilities

- Work closely with team members and end-users to design and develop graphical user interfaces (GUIs)for internal tools. 

- Create, implement, and enhance software using C++, Rational Team Concert, GitLab, and other DevOps tools. 

- Support and actively participate in test events, which may necessitate occasional travel to other locations. 

Minimum Qualifications

- Bachelor’s degree in engineering, Mathematics, Computer Science, or Physics, with relevant hands-on experience. 

- Active Secret-level US Government Security Clearance (US citizenship is required to maintain clearance). 

- Proficiency across all phases of the software development lifecycle, including requirements definition, design, coding, benchmarking, testing, debugging, and documentation. 

- Proven ability to plan, perform, and lead software design, coding, and testing efforts. 

- Practical experience working in Agile software development environments using Agile methodologies. 

- Familiarity with Atlassian products, such as Jira for issue tracking and Confluence for decision tracking. 

- Proficient in using version control tools such as Git or Bitbucket. 

- Demonstrated experience in C++, C#, and Java (preferred). 

 - Candidates with hands-on expertise in object-oriented programming are strongly encouraged to apply. 

- Ability to commute regularly to Fredericksburg and Dahlgren, VA, located approximately 1 hour south of Washington, D.C. 

- Possession of a valid Real ID driver’s license for site access and reliable personal transportation (rideshare options like Uber/Lyft are not permitted). 

Why Join Us? Benefits & Perks 

- Comprehensive health, vision, and dental coverage for you and your family. 

- Generous 401(k) plan with employer matching. 

- Tuition reimbursement program to support your educational growth. 

- Commitment to your well-being through various wellness initiatives. 

- Opportunity for continuous professional development and career advancement. 

- Discounts on a wide range of services and products. 

- Flexible paid time off options, including holidays. 

- Parental leave benefits. 

- Basic life insurance and AD&D coverage. 

If you are passionate about innovation, cutting-edge technology, and contributing to advanced developments that support the US Navy, we invite you to take the next step in your career. 

Apply now to join our team and shape the future of advanced technology solutions! 

       

Compensation Details:

$75K to $90k

       

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:

07/16/2026 - 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.

Amentum Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Amentum and has not been reviewed or approved by Amentum.

  • Healthcare Strength Healthcare offerings are described as comprehensive, with medical, dental, and vision plans and multiple PPO/HSA options. Mental health support via an employee assistance program and other wellness resources is also included in the benefits mix.
  • Retirement Support Retirement support is positioned as a meaningful part of total rewards through a 401(k) plan with employer matching. Profit-sharing contributions and immediate or near-term vesting in some cases further strengthen the retirement value proposition.
  • Leave & Time Off Breadth Time-off benefits are presented as solid for the sector, including tiered PTO accrual by tenure and a set of paid holidays. Role-dependent flexible or remote work options and leave programs add to perceived work-life support.

Amentum Insights

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The Company
HQ: Chantilly, VA
18,261 Employees

What We Do

Amentum is a premier global technical and engineering services partner supporting critical programs of national significance across defense, security, intelligence, energy, and environment. We draw from a century-old heritage of operational excellence, mission focus, and successful execution underpinned by a strong culture of safety and ethics. Headquartered in Germantown, Md., we employ more than 20,000 people in 48 states and 28 foreign countries and territories. Visit us at amentum.com to explore how we deliver excellence for our customers’ most vital missions.

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