Principal Cyber Support Developer

MANTECH•Chantilly, VA

3d•$141,500 - $236,000•Onsite

About The Position

MANTECH seeks a motivated, career and customer-oriented Principal Cyber Support Developer to join our team in Chantilly, VA. In this role you will play a vital role in leading technical operations, executing cyber security engineering solutions, and safeguarding mission-critical enterprise systems.

Requirements

Bachelor’s Degree or 4+ years of additional experience in lieu of degree.
7+ 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.
Must possess an active TS/SCI with polygraph.

Nice To Haves

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

Responsibilities

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/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.