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T-Rex Solutions

Federal IT modernization and cybersecurity services

JavaScript Developer

Full-Time
$130k - $160k/yr+ Performance bonus
Mid
Bachelor's
Fort Meade, MD, USA
In Person
Software EngineeringFrontend Engineering
No H1B Sponsorship
US Top Secret Clearance Required

About the job

Requirements
  • A bachelor's degree and 3 years of related experience are required.
  • Possess working knowledge of JavaScript and the Document Object Model (DOM), TypeScript, and Node.js/npm.
  • Have experience with Amazon Web Services (AWS), including navigating dashboards and services.
  • Have hands-on experience using Docker from the command line and converting applications to Docker images.
  • Have experience using Git from the command line, GitLab CI, and GitLab pipelines.
  • Be familiar with Jest and Cypress.
  • Have working knowledge of Jira and GitLab.
  • Have experience developing functional and unit tests.
  • Have experience performing code reviews.
  • Be able to work directly with customers.
  • Have troubleshooting skills.
  • An active Top Secret/Sensitive Compartmented Information clearance with Full Scope Polygraph, obtained within the past 7 years, is required.
Responsibilities
  • Work with a team of developers to implement new capabilities supporting the current classification marking tool and the tool used for Microsoft 365 web-based applications.
  • Contribute to the design, implementation, and optimization of scalable solutions.
Desired Qualifications
  • Gather, analyze, and capture customer requirements.
  • Adhere to the development processes established by the team.
  • Assist in developing requirements for new features and fixing defects.
  • Create and expand unit tests.
  • Have knowledge of the Microsoft Office JavaScript API.
  • Track and respond to user issues and questions.
  • Triage user issues.
  • Test new software releases and merge requests.
  • Work collaboratively with a team of developers, contractors, and the government.
  • Contribute content for high-level documentation and guides.
  • Have strong time-management skills.

About the company

T-Rex Solutions provides IT modernization and cybersecurity services to U.S. federal agencies, focusing on agile transformation, cloud adoption, and data engineering. Its work spans designing, building, integrating, and operating large-scale government systems, including moving the 2020 Census to the cloud with AWS to achieve security, scalability, and reliability. Differentiators include a longstanding government contractor track record since 2003, a proven end-to-end lifecycle approach for federal IT modernization, and a deep specialization in cloud and infrastructure services for federal agencies. The company aims to help federal agencies modernize their IT landscape, improve security, and adopt cloud-based, scalable, and data-driven operations.

Company Size

201-500

Company Stage

N/A

Total Funding

N/A

Headquarters

Greenbelt, Maryland

Founded

1999

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Simplify's Take

What believers are saying

  • T-Rex won the 2025 HIRE Vets Platinum Medallion, aiding hiring and retention branding.
  • 2026 federal activity shows $12.6 million YTD obligations across eight award actions.
  • Awards on May 8, 2026 and March 6, 2025 keep pipelines active.

What critics are saying

  • Net federal obligations fell from FY2024 to FY2025, signaling uneven recompete execution.
  • Commerce concentration reached 97.8%, making one agency loss a major revenue shock.
  • No current layoffs or litigation surfaced, but contract dependence creates existential program-churn risk.

What makes T-Rex Solutions unique

  • AWS Advanced Tier Services Partner status on February 3, 2026 strengthens cloud credibility.
  • GSA Schedule 47QTCA26D001J runs through November 17, 2045, extending federal access.
  • Commerce, Education, and DHS contracts show durable multi-agency modernization positioning.

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Benefits

  • Unlimited Paid Time Off
  • Paid Parental Leave
  • Health Insurance
  • Vision Insurance
  • Dental Insurance
  • 401(k) Retirement Plan
  • 401(k) Company Match
  • Professional Development Budget
  • Tuition Reimbursement

Company News

ExecutiveGov
Jul 30th, 2024
Valiant Wins 3 Education Department Contracts to Provide Data, Cyber Services

The Department of Education has awarded Valiant Solutions three contracts to deliver data, cyber and secure IT services supporting the agency's programs and operations.

WashingtonExec
Aug 1st, 2023
T-Rex Acquires Cyber Cloud Technologies | WashingtonExec

Seth Moore, T-Rex Solutions T-Rex Solutions announced its acquisition of Cyber Cloud Technologies, an IT services firm that provides enterprise IT services ...

GovCon Wire
Jul 20th, 2022
T-Rex Corporation hires Leslie Hubbard-Darr as vice president of national security growth

Leslie Hubbard-Darr, a 30-year corporate strategy and program management leader, has joined T-Rex Solutions as vice president of national security growth.

HS Today
Dec 3rd, 2021
T-Rex Solutions LLC hires Jeremy Bracamontes as Director of Operations for the Department of Defense portfolio

Jeremy Bracamontes has been appointed Director of Operations for the Department of Defense portfolio at T-Rex Solutions.

FedScoop
Jun 29th, 2021
T-Rex Solutions LLC hires Nancy Norton

Nancy Norton, has joined professional services firm T-Rex Solutions.