Program Protection Security Specialist

General information

Requisition # R67017 Locations USA-CA-El Segundo Posting Date 04/09/2026 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 Program Protection Security Specialist to join our team in El Segundo, CA.

The Program Protection Security Specialist will provide overall general support to a variety of tasks in support of systems engineering processes for the U.S. Space Force Space Access program. You will play a vital role in ensuring mission success by identifying Critical Program Information (CPI), conducting threat and vulnerability assessments, and implementing countermeasures to protect national security interests within the Space Systems Command.

Responsibilities include but are not limited to:

• Executing Critical Program Information (CPI) identification and criticality analysis processes to document findings in Supplier-specific Program Protection Plan (PPP) annexes.
• Conducting comprehensive threat and vulnerability assessments to identify and implement necessary countermeasures and anti-tamper protections.
• Supporting Launch Services Acquisition by ensuring current security and Program Protection requirements are incorporated into Performance Work Statements and Request for Proposal components.
• Performing technical analysis of Program Protection Implementation Plans (PPIPs) and conducting surveys to evaluate protection methodologies and countermeasures.
• Evaluating proposed security waivers and deviations while performing assessments in accordance with applicable system contracts, acquisition plans, and Security Classification Guides (SCG).
• Reviewing program documentation for public release to ensure compliance with Distribution A requirements, ITAR, and the Commerce Control List (CCL).
• Supporting integrated security functions including OPSEC, INFOSEC, Physical Security, and the DoD Industrial Security Program (DD254s).

Minimum Qualifications:

• Bachelor’s Degree in Business, Human Resources, IT Security, or a related field; or equivalent additional experience (4 years).
• 7+ years of related experience as a security specialist or in other related security areas.
• 1+ year of specific experience with NSSL, Launch/Range, DoD, NASA, or industry equivalent security programs.
• Familiarity with guiding security policies including DoDI 5000.83, DoDM 5200.45, DoDI 5200.39, DoDI 8510.01 (RMF), and AFI 10-701.
• Experience working across large teams to drive a security agenda and performing technical analysis of security implementation plans.

Preferred Qualifications:

• 2+ years of relevant SCI experience; SAP experience is considered a significant plus.
• Familiarity with the National Industrial Security Program Operating Manual (NISPOM) 32 CFR Part 117.
• Completion of specialized training such as Program Protection for Practitioners (P4C) or DAU Program Protection Planning Awareness.
• Possession of DSS Facility Security Officer (FSO) or Special Security Officer (SSO) certifications.
• Proficient in the use of the Microsoft Office Suite and cybersecurity-related tools or certifications.

Clearance Requirements:

• An active TS/SCI or TS with SCI eligibility is required prior to hire.

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.

The projected compensation range for this position is $97,100.00-$161,900.00. 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 its 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 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.