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
- Demonstrated ability to identify and assess multiple sources for classification determinations control, marking, and dissemination principles and requirements to include 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, 705, DISS, 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 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
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
- Demonstrated ability to identify and assess multiple sources for classification determinations control, marking, and dissemination principles and requirements to include 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, 705, DISS, 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 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
Government Careers
Government jobs offer stability, competitive benefits, and the chance to make a meaningful impact on your community and country.
Whether you’re starting your career or seeking new opportunities, these roles provide pathways for growth, security, and service.
Explore positions across a wide range of fields and take the first step toward a rewarding future in public service.
MORE JOBS
-
Event Security Officer: Flexible Schedule & Advancement
- Lincoln, Nebraska
- Tank Security Team
- Jul 16, 2026
-
Customs and Border Protection Officer (Entry Level - up to $9k Recruitment Incentives)
- Bluffton, South Carolina
- U.S. Customs and Border Protection
- Jul 16, 2026
-
Security Officer Community Patrol Services
- Santa Clara, California
- Allied Universal
- Jul 16, 2026
-
Part Time Access Control Officer - POLY / TX CONST
- San Antonio, Texas
- CenCore
- Jul 16, 2026
-
$79,776.00 - $87,756.00 Annually
DEPUTY SHERIFF/DEPUTY SHERIFF-LATERAL
- Marysville, California
- YUBA COUNTY, CA
- Nov 05, 2025
-
Security Officer - PT & FT available
- Little Rock, Arkansas
- Inter-con Security
- Jul 16, 2026