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8 security clearance jobs found

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SAIC
Sep 23, 2026
Contractor Special Security Officer
SAIC CA
Description Are you an experienced Contractor Special Security Officer (CSSO) who is ready to make your mark on an exciting space contract? Join our team here in sunny El Segundo, CA where you'll craft and enforce comprehensive security plans across security domains, maintain a secure environment for classified programs, and drive day-to-day Personnel Security actions for SCI and SAP activities. Your expertise will be crucial in managing controlled documents, presenting Security Awareness Training, and investigating security incidents, all while contributing to the advancement of our projects. What you will do on the job: Assist with the preparation of security plans, reviewing applicable guidelines, and established procedures for all areas of security including Personnel Security, Information Security, Physical/Technical Security, Classification Management, Communication Security (COMSEC), and Program Security. Security management and operations: maintain a...
SAIC
Sep 16, 2026
Principal Cyber Engineer
SAIC CA
Description SAIC is seeking a Principal Cybersecurity Engineer to support critical Navy communication systems within the DoD. This role is ideal for a hands-on security professional with deep engineering expertise, offensive security experience, and a proven track record finding vulnerabilities, and securing classified and high-security environments. You will serve as a key technical expert collaborating with engineers, program managers, and government personnel to deliver secure, resilient strategic systems. This role is fully ON-SITE in San Diego, CA. Must be local to area. Up to 10% travel involved. JOB DUTIES: Plan and execute penetration test exercises against systems, networks, and applications simulating real world environment. Perform network traffic analysis and threat detection using Wireshark and other offensive/defensive security tools. Architect and harden IT systems, virtualized environments, and network security devices in classified settings....
SAIC
Sep 16, 2026
Activity Security Representative
SAIC CA
Description Join SAIC on the Horizon 2 contract as an Activity Security Representative and become a vital part of the Program Executive Office's Space Domain Awareness and Combat Power portfolio at Vandenberg Space Force Base, California . This is your chance to play a key role in advancing our nation's space capabilities, supporting high-impact missions, and collaborating with talented professionals in a dynamic and innovative environment. Fun stuff you will do on the job: Perform day-to-day facility management tasks (responsibilities include - escort, maintenance of facility access control entry systems, etc.). Develop and administer a document accountability system (responsibilities include - processing inbound and outbound classified mail and receipt records as well as data transfers, classification reviews of inbound and outbound correspondence, destruction of classified materials, processing magnetic media for accountability, etc.). Support personnel security...
SAIC
Sep 09, 2026
AFSO COMSEC Manager
SAIC CA
Description SAIC Office of Security is currently seeking an AFSO to support the San Diego, Murray Canyon and Hancock CA location operations. Assistant Facility Security Officer (AFSO) Responsibilities Serve as Assistant Facility Security Officer for assigned facilities/programs/customers. Ensure compliance with 32 CFR Part 117, DoD/Federal regulations, SAIC Security SPP, and Corporate Rules and Requirements. Maintain the facility clearance and associated cage code. Coordinate with DCSA and other Cognizant Security Agencies on inspections, violations, and other NISP-related matters. Work closely with the SMO, PMs, and program teams on all security aspects for the facility. Monitor government systems of record and internal databases daily to ensure data accuracy and correct discrepancies. Process incoming visit requests and enforce visitor access in accordance with 32 CFR Part 117/NISPOM and SAIC policies and procedures. Conduct annual NISP...
SAIC
Sep 02, 2026
Contractor Special Security Officer
SAIC CA
Description Are you an experienced Contractor Special Security Officer (CSSO) who is ready to make your mark on an exciting space contract? Join our team here in sunny El Segundo, CA where you'll craft and enforce comprehensive security plans across security domains, maintain a secure environment for classified programs, and drive day-to-day Personnel Security actions for SCI and SAP activities. Your expertise will be crucial in managing controlled documents, presenting Security Awareness Training, and investigating security incidents, all while contributing to the advancement of our projects. What you will do on the job: Assist with the preparation of security plans, reviewing applicable guidelines, and established procedures for all areas of security including Personnel Security, Information Security, Physical/Technical Security, Classification Management, Communication Security (COMSEC), and Program Security. Security management and operations:...
Lockheed Martin
Aug 21, 2026
Security Rep Stf - E4
Lockheed Martin CA
Standard Job Description The Security Organization of Lockheed Martin Deposition Sciences, Inc. (DSI) is soliciting exceptionally qualified candidates to manage the safety and security of classified programs at DSI. The professional that is hired is committed to helping safeguard our workplace and to ensure compliance with U.S. government and other customer security requirements in support of U.S. national security interests. The chosen candidate for this position will perform as the Security Representative Staff supporting multiple Special Access Programs (SAPs) within DSI located in Santa Rosa, California, serve as a Contractor Special Security Officer (CSSO), and work with Facilities to maintain the physical security of the DSI site. They will implement cost effective and value-added security solutions that fortify our nation’s emerging technologies. The ideal candidate will: - Lead the DSI Security effort and develop, administer, and audit security programs associated...
SAIC
Aug 05, 2026
S45 Foreign Disclosure Representative
SAIC CA
Description The S4S Foreign Disclosure Representative's primary function is to serve as the senior security specialist supporting the local Special Security Office (SSO) in the conduct of Information Protection and Foreign Disclosure activities for the command. 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 necessary to protect information consistent with the foreign disclosure programs. The position is located at Vandenberg Space Force Base. Performance Shall Include: 9+ years of Information Protection and Foreign Disclosure experience at the TS/SCI level. Formulates plans, policies, procedures and other documentation required to conduct foreign partner integration operations as it pertains to information protection functions and...
SAIC
Jul 27, 2026
Activity Security Representative
SAIC CA
Description SAIC is looking several Activity Security Representatives . The Activity Security Representative's primary function is to provide multi-disciplined security support to a customer's facility and organizations. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities. Classification reviews of inbound and outbound correspondence. Assist in the maintenance of a document accountability database and associated correspondence. Processing inbound and outbound classified mail and receipt records. Perform destruction of classified materials. Process magnetic media for accountability. Reproduction support for classified materials. Maintain various daily logs for a variety of administrative functions associated with document control. Assist in the processing of inbound data and outbound data transfer files. Transfer electronic data files to internal customers. Maintain an...
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