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General information

Requisition #
R61667
Locations
USA-VA-Chantilly
Posting Date
07/10/2025
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-oriented, and customer-focused Program Security Officer 3 (PSO 3) to join our team in Chantilly, VA.
 

In this role, you will assist the Senior Program Security Director by providing high-level security support for a dynamic, multi-disciplined organization. You’ll engage with mission partners, contribute to policy development, and help safeguard vital national security interests.

Responsibilities include, but are not limited to:

  • Engage with the organization’s Policy and Security offices on data and technology sharing requests from both foreign and domestic mission partners
  • Assist the Program front office and serve as the policy and governance lead for developing future classification guidance to be integrated into programs
  • Interface with senior-level mission partners across the DoD, Intelligence Community (IC), and foreign entities
  • Draft policy documentation in compliance with NRO standards
  • Address security issues across multiple domains—including physical, personnel, operational, technical, information, industrial, and information system security
  • Provide security assistance and guidance to defense contractors across all industrial security disciplines
  • Domestic and OCONUS travel up to 25% may be required

Minimum Qualifications:

  • HS Diploma and 12 or more years relevant security experience or Associates and 10 or more years relevant security experience or Bachelor’s Degree and 8 or more years relevant security experience or Masters and 6 years relevant security experience
  • Proficiency in program protection (P2), risk management, and classification policy, as well as in the planning and execution of program security
  • Experience with Controlled Access Programs (CAPs) and Special Access Programs (SAPs)
  • Proven ability to deliver risk-managed security recommendations that support secure and successful mission execution
  • Demonstrated skill in analyzing and managing complex, high-level security data independently and reviewing peer recommendations
  • Ability to deliver clear, effective briefings and presentations to senior audiences, including high-level decision-makers
  • Working knowledge and implementation experience with Intelligence Community Directives

Preferred Qualifications:

  • Demonstrated success in building strong working relationships with Government Agencies and mission partners
  • Experience writing and templating policy documents
  • Strong verbal communication skills in both one-on-one and group settings
  • Comfortable working with and briefing senior government personnel
  • Ability to thrive in fast-paced environments where priorities frequently change
  • Experience identifying and evaluating multiple sources to support classification decisions

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
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations
  • Must be able to exchange accurate information in these situations


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.