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78 security clearance jobs found

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Lockheed Martin
Apr 08, 2026
Security Rep Staff / Active Secret Clearance/Orlando, FL
Lockheed Martin Orlando, FL
Description: Lockheed Martin's Missiles and Fire Control (MFC) business, the leading provider and pioneer for superior weapon systems, sensors and services seeking an Industrial Security Professional Staff / Contractor SAP Security Officer (CSSO) to join the security team in Orlando, FL. What You Will Be Doing As the CSSO you will perform program security duties supporting multiple special access programs as well as collateral efforts. Responsibilities also include but are not limited to: • All aspects of security to include personnel, physical, technical, and classification management utilizing the requirements set forth in Department of Defense Manual 5205.07, and National Industrial Security Program Operating Manual (NISPOM), and others as applicable. • Completing Program Access Requests (PAR), classified meeting support, program management support, and security education. Why Join Us Do you want to be part of a company culture that empowers employees to think big,...
Lockheed Martin
Apr 07, 2026
Security Assistant, Secret Clearance, Hourly - Orlando, FL
Lockheed Martin Orlando, FL
Description: Lockheed Martin’s Security Operations Center (LMSOC) is seeking a seasoned Security Assistant Senior Specialist to support our consolidated personnel security clearance or pre employment screening programs. The incumbent will provide advanced security services for domestic and international operations, supporting both internal security professionals and external government agencies. This role requires knowledge of personnel security processes, and a strong ability to navigate complex environment. The selected candidate must exercise independent judgment and decision making and be able to work with minimal supervisory oversight. Day to day tasks may include: - Defense Information System for Security (DISS) administration - Security Information Management System (SIMS) administration - Security Central system administration - Applicant tracking system - Analyzing clearance and pre-employment data to determine appropriate actions - Researching and resolving...
Lockheed Martin
Apr 25, 2026
Information Systems Security Officer, Classified Cybersecurity
Lockheed Martin Littleton, CO
Description: This position requires TS/SCI clearance with ability to pass a Polygraph. The Cybersecurity Specialist will partner with the security team, program, and government customers to perform as an Information Systems Security Officer (ISSO) at the LM Waterton facility in Littleton, CO. Classified Cybersecurity Analysts help secure lifesaving products and critical state-of-the-art engineering and manufacturing systems by applying cutting edge cybersecurity principles. Rising to the challenge of building a more secure world for the warfighter, space exploration, climate sustainability, and commercial use. The work that Cybersecurity Analysts do can be summarized in this way: - You will have a direct impact to national security, ultimately contributing to protecting your loved ones – this is dynamic, gratifying and impactful work! - You will have the opportunity to engage in all aspects of the cyber discipline - You can enjoy a work-life balance that allows for flex...
Lockheed Martin
Apr 24, 2026
Program Security Representative
Lockheed Martin Littleton, CO
Description: This position requires Final Secret clearance and ability to obtain and hold a Top Secret clearance. Program Security Representative (PSR) for Theater Strike Weapons Systems at the Deer Creek, CO facility. Responsibilities include: - Interpret and implement the 32 Code of Federal Regulation (CFR) Part 117 NISPOM Rule, and government customer directives as required by contract as well as Lockheed Martin policies. - Maintain security compliance - Maintain access lists to all controlled access areas, conduct clearance validations, and partner with internal and external customers. - Develop and implement program unique security plans (e.g. OPSEC, PPIP, operating instructions, end of day checklists, etc.). PSR will also be responsible for multiple facets of security operations such a physical security, visitor control, document control, classification management, personnel security, investigations, developing and delivering security briefings, self-inspections...
Lockheed Martin
Apr 24, 2026
FPGA Engineer Senior Staff
Lockheed Martin Orlando, FL
Description: You will be the FPGA Design Engineer for Lockheed Martin’s Missile and Fire Control team. Our group designs, simulates, and integrates cutting edge datalink and launcher systems that keep our warfighters ahead of emerging threats. What You Will Be Doing As the FPGA Design Engineer you will develop FPGA solutions that power both existing and next generation defense systems. Your responsibilities will include: • Develop complex FPGA designs, including specification, design, verification, and implementation • Develop trade studies to select an FPGA solution optimized for device utilization, power and thermal requirements • Collaborate with cross-functional teams, including software, hardware, and systems engineering to develop an optimal architecture and develop FPGA requirements • Collaborate with the team through the Design Architecture development process Why Join Us Do you want to be part of a company culture that empowers employees to think big, lead with a...
Lockheed Martin
Apr 24, 2026
Information Systems Security Officer, Classified Cybersecurity
Lockheed Martin Littleton, CO
Description: This position requires TS/SCI clearance with ability to pass a Polygraph. The Cybersecurity Specialist will partner with the security team, program, and government customers to perform as an Information Systems Security Officer (ISSO) at the LM Waterton facility in Littleton, CO. Classified Cybersecurity Analysts help secure lifesaving products and critical state-of-the-art engineering and manufacturing systems by applying cutting edge cybersecurity principles. Rising to the challenge of building a more secure world for the warfighter, space exploration, climate sustainability, and commercial use. The work that Cybersecurity Analysts do can be summarized in this way: - You will have a direct impact to national security, ultimately contributing to protecting your loved ones – this is dynamic, gratifying and impactful work! - You will have the opportunity to engage in all aspects of the cyber discipline - You can enjoy a work-life balance that allows for flex...
Lockheed Martin
Apr 24, 2026
Security Representative Senior
Lockheed Martin Owego, NY
Description: Lockheed Martin's Rotary & Mission Systems (LM RMS) is seeking a highly skilled and experienced Contractor SAP (Special Access Program) Security Officer to join our team. This position is located in Owego NY. As a key member of our Program Security and Compliance team, you will play a critical role in protecting sensitive capabilities and warfighting systems that support U.S. and ally interests. At Lockheed Martin, we never forget who we are working for and to support our customers, team members are responsible for providing all aspects of security support services such as, Personnel Security (PERSEC), Physical Security (PHYSEC), Security Education and Training (SETA), Access Control, Media Control, Construction Security Management, and must have a solid level of understanding of industrial security regulations and procedures, including experience administering provisions of the DOD 5205.07 Special Access Program (SAP) Security Manual, Intelligence Community...
Lockheed Martin
Apr 23, 2026
Industrial Security Representative - Senior
Lockheed Martin Greenville, SC
Description: Description/What We’re Doing: Lockheed Martin (LMLS), Program Security and Compliance invite you to step up to one of today’s most daunting challenges: the protection of exquisite government capabilities leading to warfighter supremacy against our peer and near peer adversaries. As a program security professional at Lockheed Martin, you’ll safeguard the sensitive information and warfighting capabilities that our citizens and the world depend upon to protect U.S. and ally interests. Here, you’ll work alongside other security experts and military members to support their military operational objectives by providing them with a safe and secure operating environment. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep these exquisite capabilities protected. The Work: Duties will include but are not limited to: This position will be assigned to the LM Program Security Team at...
Lockheed Martin
Apr 23, 2026
Industrial Security Representative - Senior
Lockheed Martin Liverpool, NY
Description: What We’re Doing: Lockheed Martin Rotary & Mission Systems (LM RMS), Program Security and Compliance invite you to step up to one of today’s most daunting challenges: the protection of exquisite government capabilities leading to warfighter supremacy against our peer and near peer adversaries. As a program security professional at Lockheed Martin, you’ll safeguard the sensitive information and warfighting capabilities that our citizens and the world depend upon to protect U.S. and ally interests. Here, you’ll work alongside other security experts and military members to support their military operational objectives by providing them with a safe and secure operating environment. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep these exquisite capabilities protected. The Work: Duties will include but are not limited to: This position will be assigned to the LM...
Lockheed Martin
Apr 23, 2026
Asset Protection Supervisor
Lockheed Martin Littleton, CO
Description: The Facilities Protection Supervisor will provide multi-disciplined leadership in support of the Facilities & Asset Protection (F&AP) organization in Littleton, CO. Responsibilities include: - Manage deployed resources in the following disciplines: Visitor & Access Control, Technical Security System oversight, regional Crisis Management, Executive Protection, and Workplace Violence Prevention support, Fire Compliance, Lock & Key services, Emergency Medical Response (EMS), and day-to-day operations oversight of proprietary and contract security personnel. - Collaborate with local and enterprise leadership on policy, procedure, and matters of daily operational needs and best practices. - Interface with various levels of internal and external customers and liaison with local Law Enforcement, Fire, and EMS personnel. - Provide individual and group briefings and training on a variety of security matters. - Work closely with enterprise F&AP leaders...
Lockheed Martin
Apr 22, 2026
Classified Cyber Security Team Lead
Lockheed Martin Kirtland Air Force Base, NM
Description: Lockheed Martin’s Rotary & Mission Systems (RMS) division is seeking an experienced Information System Security Officer (ISSO) to protect mission critical information systems. This role ensures confidentiality, integrity, and availability in line with DoD, NIST, and Lockheed Martin security policies, while providing day to day oversight across the system lifecycle. The ISSO is responsible for the oversight of the information system’s security posture. Emphasis is placed on the application and sustainment of the NIST security controls to ensure cyber security requirements are properly administered throughout the system. The ISSO collaborates and consults with the Information System Security Manager (ISSM) regarding the design, development, integration and analysis of classified information systems. Effective communication and an ability to work collaboratively as well as independently are key attributes needed to be successful in this role. Frequent interaction...
Lockheed Martin
Apr 22, 2026
Information Systems Security Officer (ISSO)
Lockheed Martin Fort Worth, TX
Description: Lockheed Martin Aeronautics. Be More Than You Can Imagine. At Lockheed Martin Aeronautics (LMA), we approach each day with creativity, innovation, and integrity. We hire people with a broad set of technical skills who are ready to take on some of industry’s greatest challenges and make an impact on our nation’s security. The selected candidate will join the LMA Classified Cybersecurity Team as an Information Systems Security Officer (ISSO) on-site at Fort Worth, Texas. The ISSO will support the cybersecurity posture for Special Access Programs (SAPs) within the LMA Classified Cybersecurity Team. This role ensures that all classified information systems meet customer and DoD security requirements throughout the system lifecycle. Key Responsibilities: • Execute technical Information Assurance (IA) in accordance with customer security requirements and the Joint Special Access Program (SAP) Implementation Guide (JSIG) • Author, maintain, and update system security...
Lockheed Martin
Apr 22, 2026
Information Systems Security Officer (ISSO)
Lockheed Martin Fort Worth, TX
Description: Lockheed Martin Aeronautics. Be More Than You Can Imagine. At Lockheed Martin Aeronautics (LMA), we approach each day with creativity, innovation, and integrity. We hire people with a broad set of technical skills who are ready to take on some of industry’s greatest challenges and make an impact on our nation’s security. The selected candidate will join the LMA Classified Cybersecurity Team as an Information Systems Security Officer (ISSO) on-site at Fort Worth, Texas. The ISSO will support the cybersecurity posture for Special Access Programs (SAPs) within the LMA Classified Cybersecurity Team. This role ensures that all classified information systems meet customer and DoD security requirements throughout the system lifecycle. Key Responsibilities: • Execute technical Information Assurance (IA) in accordance with customer security requirements and the Joint Special Access Program (SAP) Implementation Guide (JSIG) • Author, maintain, and update system security...
Lockheed Martin
Apr 22, 2026
Classified Cyber Security / ISSO / Orlando, FL
Lockheed Martin Orlando, FL
Description: You will be the Classified Cyber Security professional for the JASSM Security team. Our team safeguards life saving products and critical engineering/manufacturing systems while driving digital transformation across Lockheed Martin Missiles and Fire Control. What You Will Be Doing As the Classified Cyber Security professional, you will be responsible for protecting classified information systems and ensuring full compliance with the Risk Management Framework (RMF). Your responsibilities will include, but are not limited to: • Supervise daily information system security activities, including audits of hardware, software, and RMF package approvals. • Perform technical administration of information systems to meet internal Lockheed Martin and customer security mandates (RMF focused). • Maintain, monitor, analyze, and respond to network and security incidents, documenting actions with the ISSM. • Participate in internal and external security audits, inspections, and...
Lockheed Martin
Apr 22, 2026
Contractor Program Security Officer (CPSO)
Lockheed Martin Sunnyvale, CA
Description: This position requires TS/SCI clearance with consent to Polygraph. The Security Representative will support Sensitive Compartmented Information (SCI) Security programs and Research & Development activities supporting the National Security Space Line of Business within the Remote Sensing Mission Segment portfolio in Sunnyvale, CA. The selected candidate will serve as a Contractor Program Security Officer (CPSO) responsible for interpretation and execution of contract security guidance outlined in the DD254, advising program leadership on assessed security risks to program schedules, activities and milestone events. The position will execute on all program security deliverables, conduct security assessments, interpret classification guidance, develop concepts of operations (CONOP) supporting unclassified work, classified and unclassified manufacturing, and operations. Additional tasks include: - Studies and implements federal security regulations that apply...
Lockheed Martin
Apr 21, 2026
Information Systems Security Manager
Lockheed Martin Marietta, GA
Description: Unleash your cybersecurity prowess to shield the heartbeat of technological evolution. Your role goes beyond securing products; it's about empowering the builders of tomorrow, whether they're on the frontlines, exploring the cosmos, or shaping industries. Lockheed Martin Enterprise Operations is seeking a Classified Cyber Security Manager and Information System Security Manager to join our team’s efforts in supporting and defending classified networks hosted at the corporate level. The Enterprise Operations team of cyber security professionals are Subject Matter Experts (SME) supporting Department of Defense (DoD) programs to ensure classified information systems meet cyber security requirements and government directives by auditing, detecting, analyzing and mitigating cyber threats across multiple Enterprise networks. The work that our team does can be summarized in this way: • You will have a direct impact to national security, ultimately contributing to...
Lockheed Martin
Apr 21, 2026
FPGA Design Engineer Sr
Lockheed Martin Boulder, CO
Description: Lockheed Martin Space is seeking a Field Programmable Gate Array (FPGA) Design Engineer to work on space-based mission processing capabilities at the edge. This position will help our team evolve mission processing applications of remote sensing payloads onto flight hardware for onboard mission processing operations. In this role, the FPGA Design Engineer will be responsible for leveraging the Vivado Design Suite and hardware design languages VHDL and Verilog to deploy processing code and algorithms onto flight hardware. This position will work alongside research scientists, software engineers, and other FPGA engineers on the APEX (Advanced Programs and Exploitation) team. The selected candidate will be expected to: • develop an understanding of mission processing code written in C++ and implement for hardware processing. • develop, integrate, and test of processor subsystem features and interfaces in FPGA hardware. • generate requirements, create FPGA code, and...
Lockheed Martin
Apr 20, 2026
F-35 Info Sys Sec Officer, Orlando, FL - Mid-Career
Lockheed Martin Orlando, FL
Description: What We’re Doing: Lockheed Martin is a Cyber Security pioneer, partner, innovator and builder. Our amazing employees are on a mission to make a difference in the world and every single day we use our unique skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to be part of a culture that encourages employees to think big, perform with excellence and build incredible products? We provide the resources, inspiration and focus - if you have the passion and courage to dream big, then we want to build a better tomorrow with you. At Lockheed Martin Rotary and Mission Systems, we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach – and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training and education. Come and experience your future! The Work: This...
Lockheed Martin
Apr 20, 2026
Information System Security Officer (ISSO)
Lockheed Martin Colorado Springs, CO
Description: WHAT WE’RE DOING Lockheed Martin is a cybersecurity pioneer, partner, innovator and builder. Our amazing employees are on a mission to make a difference in the world and every single day we use our unique skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to be part of a culture that inspires employees to think big, perform with excellence and build incredible products? We provide the resources, inspiration and focus – if you have the passion and courage to dream big, then we want to build a better tomorrow with you. At Lockheed Martin Rotary and Mission Systems (RMS), we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach – and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training and education. Come and experience your future! THE WORK We are...
Lockheed Martin
Apr 20, 2026
Security Generalist / San Diego
Lockheed Martin San Diego, CA
Description: What We’re Doing: Lockheed Martin’s, Rotary & Mission Systems (LM RMS), Program Security and Compliance invites you to step up to one of today’s most daunting challenges: the protection of exquisite government capabilities leading to warfighter supremacy against our peer and near peer adversaries. As a program security professional at Lockheed Martin, you’ll safeguard the sensitive information and warfighting capabilities that our citizens and the world depend upon to protect U.S. and ally interests. Here, you’ll work alongside other program security experts and military members to support their military operational objectives by providing them with a safe and secure operating environment. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep these exquisite capabilities protected. The Work: This position is located at MCAS Miramar, CA and will support the F-35...
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