Haystack
← Back to Jobs
Full time
Technology
MA

Senior Cyber Support Developer

MANTECHChantilly, VA🇺🇸United StatesPosted Sep 25, 2026

Why This Role Stands Out

This hybrid role at MANTECH offers a fantastic opportunity to advance your cybersecurity career by leading technical operations and safeguarding critical systems, with excellent potential for professional growth. You'll thrive here if you possess strong Linux and scripting skills, enjoy solving complex challenges, and are eager to contribute to a reputable organization. Apply today to join a dynamic team and make a significant impact!

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Chantilly, VA, United States
Posted
4 days ago
LuaTCP/IP

Job Description

MANTECH seeks a motivated, career and customer-oriented Senior Cyber Support Developer to join our team in Chantilly, VA.

In this role you will play a vital role in leading technical operations, executing cybersecurity engineering solutions, and safeguarding mission-critical enterprise systems.

Responsibilities include, but are not limited to:

  • Utilize Linux and scripting experience to support and deploy Enterprise Cross Domain Solutions, enabling secure data transfers.
  • Engineer and deploy capabilities to provide new functionality, improve system performance and availability, and generate efficiencies in operational environment maintenance.
  • Support Assessment and Authorization activities related to CDS technologies.
  • Identify potential conflicts with implementation of CDS technologies within the enterprise and develop recommendations to remediate these conflicts.
  • Contribute to the completion of milestones associated with specific projects to meet customer requirements.
  • Develop plans to safeguard computer files against unauthorized modification, destruction, or disclosure.
  • Travel up to 25% of the year to CONUS and OCONUS customer locations as required.

Minimum Qualifications:

  • Bachelor’s Degree or 4+ years of additional experience in lieu of degree.
  • 5+ years of experience in systems engineering, cybersecurity operations, or software development.
  • Proficient in Linux systems administration and scripting.
  • Demonstrated experience developing and maintaining Lua (LUA) scripts.
  • Experience in networking concepts, including TCP/IP, firewalls, and routers.
  • Must hold an active IAT Level II certification (e.g., GSEC, Security+, SSCP; CISSP preferred) or have the ability to obtain it within 30 days of hire.

Preferred Qualifications:

  • Knowledge of cybersecurity architectural principles such as defense in depth, resilience, and integrated security operations.
  • Experience designing, implementing, managing database schemas, and applying security-hardening practices (access controls, input validation, vulnerability mitigation).
  • Solid understanding of COTS CDS technologies on the NCDSMO approved product list.
  • Ability to apply security principles to systems, enterprise designs, cloud computing, and virtualized networked environments.
  • Experience with Information Assurance concepts and processes to prepare documentation for Assessment and Authorization activities.

Clearance Requirements:

  • Must possess an active TS/SCI with polygraph.

Physical Requirements:

  • Must be able to remain in a stationary position 50% of the time.
  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.
  • The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Similar jobs