Jr. Applications Developer
Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents.
As a Jr. Application Developer, you will be assisting with the design, development, and engineering of software solutions using SQL stored queries, procedures, functions, views, and triggers, HTML, Java script, CSS and Java for web development. You will support development and communicating weekly status reports, assisting in providing demonstrations of code and contributing to other team efforts whenever required. Assisting with the development of production Software Development Plans (SDP), Preliminary Design Documents (PDD), and Software Design Documents.
Basic Qualifications
- Bachelor’s Degree and a minimum of two years of experience or 3 yrs experience with no degree
- 1-2 years of experience of Java development and unit/integration testing of code.
- Experience with build tools including Ant and Maven a plus
- Experience with CM tools including SVN and Git a plus.
- U.S. Citizenship is a requirement for this position
- Live within 1 hour of Wright Patterson AFB
Preferred Qualifications
- Experience with JIRA and Confluence a plus.
- Good oral and written communications skills with experience in delivering/presenting to the customer are a plus.
- Experience with API calls a plus
- Mobile development experience a plus
Physical Requirements
- While performing the duties of this job, the employee is occasionally required to stand; walk; sit for extended periods of time; use hands and fingers to handle, or feel objects, tools or controls; use fingers and hands to type or write; reach with hands and arms; talk or hear; taste or smell. Use of phone and PC or laptop. May require lifting and carrying boxes of supplies or files up to 25 lbs.
Work Environment:
- This position is performed in a home office environment.
Compensation Details:
$100,000 - $104,000
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:
01/21/2026 - 01/24/2026Amentum 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.
Top Skills
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.






