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Program Security Officer 3

Company:
ManTech
Location:
Chantilly, VA, 20151
Posted:
October 18, 2025
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Description:

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

Responsibilities include but not limited to:

Provides 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 for the purpose of guidance to customers and industry partners

Conduct classroom training, 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 training courses, policies, and implementation procedures

Domestic Travel and OCONUS up to 25%

Minimum Qualifications:

HS Diploma and 12 or more years of relevant security experience or Associates degree and 10 or more years of relevant security experience or Bachelor's Degree and 8 or more years of relevant security experience or Masters/Doctorate and 6 or more years of relevant security experience

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

Demonstrated ability to identify and assess multiple sources for classification determinations control, marking, and dissemination principles and requirements such as FOIA and Pre-publication reviews

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

Familiarity with ICD 503 and 705

Have a working knowledge and be able to implement Intelligence Community Directives or 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

Working knowledge of acquisition lifecycle security requirements

Security Program Oversight Manual (NISPOM) security policy and procedures

Security Requirements:

Must have a current/active TS/SCI w/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

Full Time

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