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System Administrator/Back End Developer with Security Clearance

Dexian Signature FederalChantilly, VA🇺🇸United StatesPosted Sep 28, 2026

Why This Role Stands Out

This hybrid role offers a fantastic opportunity to leverage your systems administration and back-end development expertise within a reputable federal contractor, with potential for exciting projects and skill expansion. You'll thrive here if you possess a strong foundation in Linux, AWS, OOP languages, and web development, and are eager to contribute to critical initiatives. Apply today to join a dynamic team and advance your career in a flexible environment.

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
Chantilly, VA, United States
Posted
Yesterday
MySQLPHPSQLAWSCSSHTMLJavaScript

Job Description

System Administrator/Back End Developer

  • **Per client requirement, candidates must possess an active TS/SCI clearance with a full scope polygraph***
Location: Chantilly, VA
Signature Federal Systems is seeking a strong, mid-level System Administrator/Back End Developer to support the Webmaster’s office.

Required Qualifications: • 3+ years of experience with systems administration

  • Bachelor's degree in Systems Administration, Computer Information Systems, or Computer Science, or 5+ years total of experience with systems administration in lieu of a degree
  • Experience performing Linux server maintenance, patching, configuration management, or system hardening
  • Experience designing, implementing, and maintaining production-grade AWS environments
  • 3+ years OOP language experience (PHP experience preferred)
  • Experience developing web apps with HTML, CSS, and JavaScript
  • SQL proficiency and experience with an RDBMS (MySQL preferred)
Desired Qualification:
  • Experience developing websites using the Joomla! CMS

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