Full-Time

Junior Software Developer

Team

Amentum

Amentum

10,001+ employees

Government engineering and technical services provider

Compensation Overview

$100k - $115k/yr

+ Employee stock purchase plan

No H1B Sponsorship

Washington, DC, USA

In Person

Typically requires working onsite Monday through Friday.

US Top Secret Clearance Required

Bachelor's

Category
Software Engineering (1)
Required Skills
Express.js
Agile
Python
JavaScript
Tailwind CSS
React.js
Software Testing
Struts
Git
Node.js
Nest.js
SonarQube
Jest
Java
Gradle
TypeScript
.NET
Go
JIRA
Mocha
Maven
Next.js
REST APIs
Confluence
Web Development
Angular
Spring
Hibernate

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Requirements
  • At least one year of collective experience developing, testing, and deploying back-end software in a widely used programming language such as Java, JavaScript, Go, Python, TypeScript, or .NET.
  • At least one year of experience developing, testing, and deploying Java software using current versions of the Java Development Kit.
  • Experience implementing and using back-end frameworks such as Java Spring, Node.js, Go Gin, AngularJS, React, Next.js, Spring, NestJS, Google Web Toolkit, Hibernate, and Struts.
  • Experience with software development lifecycle processes, including Agile development.
  • Knowledge of software design patterns and antipatterns.
  • Experience with development tools, including Git, integrated development environments, and code quality tools.
  • Active Top Secret clearance with Sensitive Compartmented Information eligibility.
  • Bachelor's degree in Information Systems Engineering, Computer Science, Engineering, Business, or a related field, or additional experience substituted for the degree requirement.
Responsibilities
  • Develop, test, and debug new software or enhancements to existing software.
  • Understand business applications and user, performance, quality, interface, and security requirements.
  • Work with technical staff to understand software problems and resolve them.
  • Resolve customer complaints about software and respond to suggestions for improvements and enhancements.
  • Assist with developing software user manuals.
  • Perform desktop design and testing, implement security lockdowns, integrate standard software packages, and integrate automated patching and deployment technologies.
  • Document and provide training, including automating application and configuration deployments and updates.
  • Apply expertise to multiple complex work assignments, develop methodologies, present solutions, and contribute to deliverables and performance metrics.
  • Complete required safety training and self-aid/buddy-aid responsibilities, participate in emergency response tasks, and serve on safety committees and teams.
  • Comply with Amentum quality policies, quality-system documents, customer contracts, and applicable operational, safety, quality, and environmental procedures.
Desired Qualifications
  • Front-end experience with JavaScript ES6 or higher, React, Next.js, Tailwind CSS, and Material UI.
  • Knowledge of RESTful design and principles.
  • Experience with code quality and standardization practices.
  • Back-end experience with Node.js, Express, NestJS, npm, Go, Java 8, SOAP services, Maven, and Gradle.
  • Experience with Git source version control and Jira project management.
  • Experience with Static Application Security Testing, including SonarQube or GitLab SAST.
  • Experience with unit and integration testing tools such as Jest, Mocha, and Chai.
  • Knowledge of SAFe Agile principles and Confluence.

Amentum provides technical and engineering services to government agencies to support high-stakes missions such as space launch, nuclear cleanup, and military operations. Its offerings combine workforce, engineering, and mission-support capabilities across the full lifecycle—from planning and design to operations and sustainment—delivered as contracted services. The company differentiates itself through scale and breadth: formed from a spin-off and expanded by acquiring DynCorp and PAE, and later merging with Jacobs’ Critical Mission Solutions and Cyber & Intelligence units, making it one of the largest government services contractors with about 53,000 employees and a public listing (AMTM). Its main goal is to help the U.S. and its allies achieve mission success for critical national programs by providing comprehensive, reliable government-focused technical services.

Company Size

10,001+

Company Stage

Post IPO Equity

Headquarters

Germantown, Maryland

Founded

2020

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Simplify Jobs

Simplify's Take

What believers are saying

  • July 3, 2026 backlog reached $48.2 billion, with 1.3x trailing book-to-bill.
  • August 10, 2026 results raised adjusted EBITDA guidance to $1.115-$1.140 billion.
  • Khalid Syed’s 2026 hiring strengthens missile defense, C5ISR, and space systems capture.
  • Westinghouse and Amentum will pursue NRC approval for AP300 SMRs, expanding nuclear revenue streams.

What critics are saying

  • The November 20, 2025 False Claims Act whistleblower case over Air Force subcontract stacking continues.
  • Amentum carried debt after issuing a $1.4 billion Term Loan A in May 2026.
  • NASA’s 2027 workforce directive cuts Amentum revenue about 3 percent, pressuring growth and utilization.

What makes Amentum unique

  • Amentum combines nuclear, space, cyber, and defense engineering across 70-plus countries.
  • The August 4, 2026 Westinghouse partnership deepens Amentum’s nuclear lifecycle and reactor deployment expertise.
  • John Heller scaled Amentum through DynCorp, PAE, and Jacobs missions integration since 2020.

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Benefits

Hybrid Work Options

Company News

WashingtonExec
Aug 17th, 2026
Save the date: 2026 mike daniels Technology Good Scout awards luncheon on nov. 5.

Save the date: 2026 mike daniels Technology Good Scout awards luncheon on nov. 5. Amentum CEO John Heller will be honored at this year's Technology Good Scout Award Luncheon, an annual Scouting event that recognizes exceptional leaders from the Greater Washington, D.C., technology community. The award is given each year to someone who lives out the values of the Scout Oath and Law in their personal and professional lives in ways that celebrate integrity, service and leadership. The luncheon brings together top executives, innovators and changemakers in the tech sector that support Scouting America's National Capital Area Council and its mission to build character and leadership in today's youth. The luncheon begins with an 11:30 a.m. reception at Capital One Hall in Tysons, Virginia, and is followed by lunch and a program. The event also raises funds for the work of the National Capital Area Council. Past luncheons have sold out in advance, and participants are invited to register as soon as possible to ensure a seat.

WashingtonExec
Aug 13th, 2026
Amentum taps Khalid Syed as VP of strategic National Security initiatives.

Amentum taps Khalid Syed as VP of strategic National Security initiatives. Amentum has appointed Khalid Syed as vice president of strategic national security initiatives. Syed will help strengthen national security solutions for integrated air and missile defense, C5ISR and space systems. "Amentum is dedicated to supporting the defense of our nation and delivering advanced solutions across the Department of War. Khalid Syed is uniquely suited to scale our offerings," said Mark Walter, president for the Engineering and Technology Business Group of Amentum. "Syed's extensive experience in complex defense systems, paired with his commitment to innovation, makes him the ideal leader to strengthen Amentum's national security presence." Syed brings over 30 years of experience in building and managing mission-critical defense technology businesses to the role. He most recently served as an executive in the National Security Technology Sector at Booz Allen Hamilton, where he impacted critical national security programs like the Battle Control System-Fixed and the Northern Command/NORAD C2 modernization initiatives. He has also served at the forefront of advancements in multi-domain operations, joint all-domain command, and control and AI-powered battle management, granting him recognition on critical national defense programs like the Space Force GPS modernization and the Defense of Guam initiative. "I'm excited to join Amentum at a pivotal time in the company's growth trajectory," said Syed. "I look forward to driving growth as we deliver mission-critical solutions that safeguard the nation. Together, we will ensure Amentum continues to serve as a trusted partner to our government and defense clients."

Associated Press
Aug 13th, 2026
Amentum hires Khalid Syed as VP to strengthen national security solutions

Amentum has appointed Khalid Syed as Vice President of Strategic National Security Initiatives. Syed will lead efforts to strengthen national security solutions across integrated air and missile defense, C5ISR, and space systems. Syed brings over 30 years of experience in defense technology businesses. Most recently, he served as an executive in the National Security Technology Sector at Booz Allen Hamilton, where he led growth efforts and oversaw critical programmes including the Battle Control System-Fixed and Northern Command/NORAD C2 modernisation initiatives. Throughout his career, Syed has worked on advancements in multi-domain operations, joint all-domain command and control, and AI-powered battle management. He holds an Executive MBA from Georgetown University and a Master of Science in Electrical Engineering from George Washington University. Amentum is headquartered in Chantilly, Virginia, and employs approximately 50,000 people across more than 70 countries.

Yahoo Finance
Aug 10th, 2026
Amentum misses Q2 revenue estimates by 2.2%, stock drops 15%

Amentum Holdings, a government engineering solutions provider, reported disappointing second-quarter results for 2026. Revenue fell 2% year on year to $3.49 billion, missing analyst estimates of $3.57 billion. The company's GAAP profit of $0.27 per share came in 14.7% below consensus expectations of $0.32. Following the announcement, Amentum's stock dropped 15.1%. Despite the revenue miss, the company posted adjusted EBITDA of $290 million, beating analyst estimates of $284.4 million by 2%. Operating margin improved to 4.9%, up from 2.9% in the same quarter last year. The company's backlog grew 8.1% year on year to $48.2 billion. Amentum operates across approximately 80 countries, providing engineering and technology solutions to US government agencies, allied governments, and commercial enterprises.

Financial Modeling Prep
Aug 10th, 2026
Amentum (AMTM) Q3 2026 earnings preview & nuclear projects.

Amentum (AMTM) Q3 2026 earnings preview & nuclear projects. Aug 10, 2026 Market News FMPAmentum (AMTM) Q3 2026 earnings preview & nuclear projects. Amentum Holdings (NYSE:AMTM) earnings preview: Q3 2026 outlook and nuclear project exposure. * Amentum Holdings (NYSE:AMTM) is scheduled to discuss its fiscal third-quarter 2026 results on August 11, 2026, with analysts forecasting earnings per share (EPS) of $0.62 and revenue of $3.57 billion. * The government services company has exposure to advanced nuclear projects, including a partnership with Rolls-Royce SMR to support small modular reactor deployment in the UK and Czech Republic. * Analysts maintain a consensus Hold recommendation for Amentum Holdings, with an average 12-month price target of $32.00, alongside key financial metrics such as a price-to-earnings (P/E) ratio of 40.83 and a debt-to-equity ratio of 0.85. Amentum Holdings (NYSE:AMTM), a leading government services and advanced engineering company, is preparing for its upcoming fiscal third-quarter earnings update. The company is involved in complex science, security, sustainability, and nuclear-related projects for government and commercial customers. Amentum will host its fiscal Q3 2026 earnings conference call on August 11, 2026, at 8:30 AM EDT. The company said a news release containing the results will be issued before the call. The quarter ended on July 3, 2026. For the quarter, Wall Street analysts expect earnings per share of $0.62. The consensus revenue estimate is $3.57 billion. Investors will watch whether the company can meet or exceed these expectations and whether management updates its outlook for the rest of the fiscal year. Amentum also has exposure to the advanced nuclear sector. In January 2026, the company announced a partnership with Rolls-Royce SMR to support the first deployments of small modular reactors in the UK and Czech Republic. This highlights Amentum's role in engineering, program delivery, and nuclear infrastructure projects. Analysts currently have a consensus Hold recommendation for Amentum Holdings, according to MarketBeat. The average 12-month price target is $32.00. Recent analyst actions include an underperform rating from BNP Paribas Exane and an equal weight rating from Morgan Stanley, reflecting mixed views on the stock. The company's financial metrics show a price-to-earnings (P/E) ratio of 40.83, a debt-to-equity ratio of 0.85, and a current ratio of 1.48. These figures provide a snapshot of valuation, leverage, and short-term liquidity ahead of the earnings release. Market news and analyst rating coverage Gordon Thompson covers analyst rating changes, price-target updates, and company news for the FMP blog. His work focuses on summarizing the latest broker actions and market developments into accessible, data-driven updates for investors and analysts. Financial data for every need. Real-time quotes and 30+ years of historical data, including prices, fundamentals, and insider transactions - all accessible via API. Stock Screener 2017-2026 (C) FMP