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MA

Principal Cyber Security Engineer

ManTech
United Statesfull_timeVerifiedPosted 11 Aug 2026
💰 $236,000/yr($141,500/yr$236,000/yr)

About the role

General information

Requisition #
R69899
Locations
USA-VA-Chantilly
Posting Date
08/10/2026
Security Clearance Required
TS/SCI w/ Poly
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA.

Responsibilities include but are not limited to:

  • Engineer, design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to migrate, deploy, improve, and maintain C2C services.
  • Manage and maintain C2C appliances, applications, servers, and supporting infrastructure on unclassified and classified environments.
  • Coordinate with the network service provider to develop and maintain network architecture diagrams.
  • Evaluate and recommend changes and/or technology upgrades to address performance, standardization, and industry best practices.
  • Monitor and investigate C2C performance and faults and recommend system improvements.
  • Interact with team members and customers at multiple levels to gather, supply, or coordinate technical information.
  • Support Assessment and Authorization (A&A) activities related to cybersecurity technologies.

Minimum Qualifications:

  • Bachelor’s degree or 4+ years of additional experience in lieu of degree.
  • 7+ years of cyber engineering or relevant cybersecurity experience.
  • Experience with technologies involved in large-scale enterprise deployments and data centers.
  • Experience deploying and supporting enterprise security software products such as firewalls, IPS, Anti-Virus solutions, application firewalls, high availability solutions, network management systems, and virtual systems.
  • Solid knowledge of Windows and Linux systems, general operating system security practices, TCP/IP networking, 802.1x, and network security concepts.
  • Must hold an active IAT Level II certification (GSEC, Security+, SSCP, or CCNA-Security) or have the ability to obtain it within 6 months of hire.

Preferred Qualifications:

  • Experience implementing and using complex enterprise software products that involve multiple components.
  • Experience with vendor-agnostic C2C capa

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Company

ManTech

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