Senior Web Application Developer – Top Secret, SCI Eligibility

AMERICAN SYSTEMS

Senior Web Applications Developer at American Systems managing secure web applications for data-driven decision-making. Leading modernization and maintenance efforts in Agile environments at Joint Base Anacostia-Bolling.

Posted 4/15/2026full-timeWashington • District of Columbia, Washington • 🇺🇸 United StatesSenior💰 $108,100 - $180,600 per yearWebsite

Tech Stack

Tools & technologies

JavaScriptLinuxNode.jsReactSQLTypeScript

About the role

Key responsibilities & impact

Lead the modernization, enhancement, and maintenance of secure web applications that support data-driven decision-making and operational effectiveness
Write modular code in React.js, Node.js, JavaScript, HTML, and CSS
Refactor legacy code to reduce debt and improve readability
Build dashboards, workflows, and visualizations for data-driven apps
Optimize SQL queries and ensure database performance and security
Define and deliver scalable solutions with stakeholders
Work in Agile (Scrum, XP, Kanban) environments
Conduct code reviews and mentor junior developers
Provide actionable reports and analytics for informed decisions

Requirements

What you’ll need

Active TS clearance w/SCI eligibility
Bachelor’s degree in computer science or related field (or equivalent years of relevant experience)
8-10 years of relevant experience
Active Security+ CE certificate or ability to obtain Security+ CE certification within 90 days of hire
Proficiency in React.js, Node.js, JavaScript/HTML/CSS, and SQL
Experience developing and integrating RESTful APIs
Experience with Git or other version control systems
Ability to analyze, refactor, and improve legacy applications
Familiarity with Linux (RHEL) administration and update management
Experience working in Agile environments, including Scrum or XP methodologies
U.S. Citizenship Required for the purposes of obtaining/holding a U.S. security clearance

Benefits

Comp & perks

Healthcare benefits
Paid leave
Retirement plans
Insurance programs
Education and training assistance
$5,000 sign-on bonus

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

React.jsNode.jsJavaScriptHTMLCSSSQLRESTful APIsGitLinuxAgile

Soft Skills

leadershipmentoringcommunicationanalytical skillscollaborationproblem-solvingorganizational skillsdecision-makingcode reviewstakeholder engagement

Certifications

TS clearanceSecurity+ CEBachelor's degree in computer science