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General information

Requisition #
R59165
Locations
USA-CA-Los Angeles
Posting Date
03/12/2025
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 SCI Security Specialist I to join our team in El Segundo, CA.

The SCI Security Specialist’s primary function is to serve as a senior security specialist under supervision of the local Special Security Office (SSO). In accordance with Department of Defense (DoD), Director of National Intelligence (DNI) and Air Force directives, regulations and instructions, implements local policies and procedures to ensure the effective and efficient management for military, civilian and contractor personnel of SCI and collateral program functions including physical, personnel, information and industrial security. The position will provide “day-to-day” support for Collateral and Sensitive Compartmented Information (SCI) activities.

Responsibilities include but are not limited to:

  • Formulates plans, policies, procedures and other documentation required to deal with the operation of SCI protection functions and activities IAW DoD 5105.21 Volumes 1-3, ICD 704/5, AFMAN 14-304, AFI 16-1404/06 and AFI 31-501.

  • Maintain and update the SCI Billet Structure (SCIBS) for the entire installation, and geographically separated Operating Locations. Process requests for changes to SCIBS, including analyzing requests to assure proper need-to-know justifications are enforced. Prepare SCIBS-related correspondence to appropriate agencies. Respond to requests for additional information needed to complete adjudications.

  • Maintain and update Joint Personnel Adjudication System (JPAS) records for 1,000+ SCI indoctrinated personnel.

  • Responsible for ensuring all assigned personnel meet/maintain the appropriate security clearance requirements, in accordance with ICD 704 and AFI-31-501.

  • Provide continuous training and guidance in all areas of SCI security; including but not limited to, local procedures, OPSEC, Communications Security (COMSEC), Security Awareness.

  • Upon receipt of indoctrination assist ensure DD Fm 254 is properly executed and coordinated with Unit Security Manager (USM) and local IP office.

  • Representatives (SSRs). Ensure SSRs are appropriately appointed, managed, and trained. Analyze and assess issues with SCI personnel security and proposes solutions that meet standards set by applicable regulations, directives and instructions.

Basic Qualifications:

  • Bachelor’s degree or 4 additional years of direct related experience may be accepted in lieu of degree.

  • 3 + years related experience with SCI Security.

  • Must be familiar with security policy/manuals and the appropriate ICDs/JAFANs/DOD Manuals and other guiding policy documents.

Preferred Qualifications:

  • Willingness to travel within the organizational Area of Responsibility (AOR) (note - could be extensive and will include both air and ground transportation).

Clearance Requirements:

  • Active TS/SCI clearance is required

  • Willing to sit for a polygraph, if required for the position

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.

  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.

  • Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.


The projected compensation range for this position is $74,000.00-$123,100.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, ManTech invests in it’s employees beyond just compensation.  ManTech’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.