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General information

Requisition #
R61230
Locations
USA-VA-Stafford
Posting Date
06/16/2025
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Shape the future of defense with ManTech! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with ManTech!

ManTech seeks a motivated, career and customer-oriented Network Engineer Architect to join our team in Stafford Virginia. 

This position will assist Marine Corps Warfighting Laboratory (MCWL) and Deputy Commandant Information ICD 705 Task Force (TF) leadership plan, design, install, and maintain networks across multiple security domains for ICD 705 Sensitive Compartmentalized Information Facilities (SCIFs) and Special Access Program Facilities (SAPFs).

Responsibilities include but are not limited to:

  • In direct support of MCWL Program and Task Force Staff, work closely across multiple locations and with local Site Security Manager (SSM)/Special Security Representative (SSR) and Information Systems Security Managers (ISSMs) to plan and oversee the installations and operations of systems across multiple security domains and in accordance with policies, directives, and best practices.
  • Design/Architect supporting collateral, SCI, and SAP networks - both “inside plant” and “outside plant.”
  • Understand multiple networks across several security domains and bring them into a working environment.
  • Work across IT core areas - Network Design; Network Engineering; Computer System Engineering; Computer System Services; Data Management Services; Modeling, Analysis and Simulation; Professional Support Services; Test, Analysis and Evaluation; and Systems Integration.
  • Advises Program leadership and assist on-site ISSOs to establish and satisfies complex system-wide information security requirements based upon the analysis of user, policy, regulatory, and resource demands.
  • Support receiving Marine Corps units in the development and implementation of network/IA doctrine and policies.

Minimum Qualifications:

  • Bachelor’s degree and at least 10+ years’ experience operating within or constructing ICD 705 facilities.
  • DoD 8570 IAT II (Security +).
  • Ability to draft network diagrams and IT rack elevations.
  • Ability to perform 10% international travel (e.g., Japan)
  • Experience with MS Word, MS Excel.

Preferred Qualifications:

  • Master’s degree in information systems
  • Experience with ICD 705 SCIF/SAPF systems and network requirements

Clearance Requirements:

  • Must hold a current active TS/SCI clearance

Physical Requirements:

  • Work both inside in office environment as well as on-location at sites under construction. Walk (with personal protective equipment) to observe and lead network infrastructure installation and activation. Environment will transition to a structure under construction and then an environmentally controlled facility.


ManTech International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with ManTech, please email us at careers@mantech.com and provide your name and contact information.