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Program Security Officer 3

ManTech International

Company : ManTech International

Location : Chantilly, VA, 20151

Posted Date : 15 September 2025

Job Details

ManTech seeks a motivated, career and customer-oriented Program Security Officer 3 (PSO 3) to join our team in Chantilly, VA.

Responsibilities include but not limited to:

  • Provide advice and assistance regarding a range of security issues and concerns to government and program security officers in different geographical locations

  • Provides classification management, program security, information systems security, personnel security, and physical security to guide customers and industry partners

  • Conduct briefings and indoctrinations to a variety of audiences

  • Deliver compelling and articulate recommendations on current security issues for program security decisions to Directorate and Office Directors of Security, Program Managers, and Directorate leadership

  • Assist in the development of security policies and implementation procedures

  • Domestic Travel and OCONUS up to 25%

Minimum Qualifications:

  • HS Diploma and 12 or more years relevant security experience or Associates and 10 or more years relevant security experience or Bachelors Degree and 8 or more years relevant security experience or Masters and 6 years relevant security experience

  • Ability to work high-level, complex or sensitive security issues thoroughly and with discretion

  • Assist the NRO CAPCO/SAPCO with the management of the portfolio of the NRO’s and other USG Agencies special access and sensitive compartmented programs, senior level indoctrinations and annual community reporting compliance actions.

  • Substantive experience providing risk-managed security recommendations to program managers, in support of secure and successful mission accomplishment

  • Familiarity with ICD 503, 705, DISS, JADE, Security Clearance Tool, and Scattered Castles

  • Have a working knowledge and be able to implement Intelligence Community Directives as well as NRO Directives and Instructions

  • Knowledge of program protection methodologies and risk management principles as they relate to appropriately protecting and sharing information, missions, operations, and assets

Preferred Qualifications:

  • Ability to assist the government in the NRO Integrated Security Assessment Program (ISAP)

  • Experience working with industrial security staffs

  • Security Program Oversight Manual (NISPOM) security policy and procedures

  • Working knowledge of acquisition lifecycle security requirements

Security Requirements:

  • Must have a current active TS/SCI with Polygraph

Physical requirements:

  • Must be able to remain in a stationary position 50%

  • 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

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