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4 security assistant jobs found

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Admin-Clerical security assistant
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SAIC
May 20, 2026
Administrative Assistant III
SAIC AL
Description SAIC is seeking a highly organized and motivated Executive Administrative Assistant to support MACH-TB. This position will play a critical role in providing administrative and logistical support to ensure the smooth execution of hypersonic flight test operations. The individual will be located at the customer site and serve as the central point of communication and coordination for travel arrangements, scheduling, reporting, and mission preparations. This position requires travel to various test ranges and provides an opportunity to support mission-critical national defense programs. Key Responsibilities: Travel Coordination: Coordinate travel arrangements for customers, including air travel, lodging, and ground transportation for onsite test events Prepare and submit travel expense reports and manage all related documentation to comply with government travel regulations (e.g., Joint Travel Regulations) Scheduling and Calendar Management: Manage and...
SAIC
May 20, 2026
Administrative Assistant III
SAIC IN
Description SAIC is seeking a highly organized and motivated Executive Administrative Assistant to support NSWC Crane and the Multi-Service Advanced Capabilities Hypersonic Test Bed (MACH-TB). This position will play a critical role in providing administrative and logistical support to ensure the smooth execution of hypersonic flight test operations. The individual will be located at the customer site and serve as the central point of communication and coordination for travel arrangements, scheduling, reporting, and mission preparations. This position requires travel to various test ranges and provides an opportunity to support mission-critical national defense programs. Key Responsibilities: Travel Coordination: Coordinate travel arrangements for customers, including air travel, lodging, and ground transportation for onsite test events Prepare and submit travel expense reports and manage all related documentation to comply with government travel regulations (e.g.,...
Lockheed Martin
May 15, 2026
Executive Administrative Assistant, Sr. Specialist
Lockheed Martin Littleton, CO
Description: The mission matters. So do the people behind it. With advancing defense technology at our core, what sets us apart is a culture of collaboration, purpose, and impact. Who We Are: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more— we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. What does this role look like? The Executive Administrative Assistant position will provide a variety of administrative and clerical duties directly supporting Lockheed Martin’s Vice President of Operations and Rate...
Lockheed Martin
Apr 20, 2026
Administrative Assistant- Government Affairs
Lockheed Martin Fairborn, OH
Description: Provides administrative assistant support to the Lockheed Martin (LM) Government Affairs (LMGA) Air Force & F-35 Mission Area, Acquisition Excellence Pillar, primarily out of the Fairborn, OH office, but also in remote support of geographically-separated offices outside Eglin AFB, FL and Hanscom AFB, MA. Performs a variety of secretarial and administrative duties for assigned Leader and team members, to include: • Communicating with LM personnel across the company, their non-LM customers, and members of the local communities via phone and personal computer • Maintaining proficiency in Concur’s travel planning software tools, assisting travelers, as needed • Making Travel Card purchases and filing associated expense reports, for self, and assisting others with their expense reports in Concur system • Making Purchasing Card (P-Card) purchases, and conducting monthly reconciliation of P-Card statements from US Bank website • Orchestrating Lockheed-Martin (LM)-hosted...
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