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388 security clearance jobs found

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Lockheed Martin
Mar 05, 2026
Security Rep Staff / Active Secret Clearance/Orlando, FL
Lockheed Martin Orlando, FL, USA
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,...
General Dynamics Mission Systems, Inc
Mar 13, 2026
Advanced Security Specialist / CPSO
General Dynamics Mission Systems, Inc Bloomington, MN, USA
Basic Qualifications Bachelor’s degree in Administration of Justice, Criminal Justice, Law Enforcement or related field or the equivalent is required plus a minimum of 5 years relevant experience; or Master's degree plus a minimum of 3 years relevant experience. General Dynamics experience is strongly preferred. CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense TS/SCI security clearance is required at time of hire.  Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position Help make the technologies, products and services that make a difference. That’s the opportunity that’s waiting for you at General Dynamics Mission Systems. We help our nation’s heroes keep our nation safe by creating...
Lockheed Martin
Mar 12, 2026
Cyber Defense Analyst (Level 1 / 2nd Shift)
Lockheed Martin Orlando, FL, USA
Description: Lockheed Martin Enterprise Operations is seeking a skilled Cyber Defense Analyst to join the Classified Cybersecurity Operations (C2Ops) Team in a highly visible enterprise environment that provides security operations center (SOC) support, cyber analysis, application development, and an extended hours support staff with the mission of defending the enterprise's classified computing assets. Key Responsibilities: • Serve as the initial point of contact for security operations floor activities • Develop, maintain, tune, and monitor cybersecurity content to enhance detection and prevention capabilities • Investigate computer and information security incidents to determine the extent of compromise to information and automated information systems • Provide network forensic and intrusion detection support for high-technology investigations • Document cyber incident analysis thoroughly at an operational level • Support the detection, response, mitigation, and reporting of...
Lockheed Martin
Mar 12, 2026
Security Generalist / F-35 / Tyndall AFB
Lockheed Martin Tyndall Air Force Base, FL, USA
Description: 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. 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. Come and experience your future! This position is located at Tyndall AFB in Panama City, Florida, and will support the F-35 Lightning II Program. This position will perform duties as a Security Generalist and will be responsible for security support of classified of the F-35 Pilot Training Center. Duties will include, but are not limited to: assist instructors, pilots and...
Lockheed Martin
Mar 12, 2026
Probationary Security Officer
Lockheed Martin Stratford, CT, USA
Description: 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. 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. Come and experience your future! Primary Duties/Responsibility: - Control physical access to Lockheed Martin facilities and properties by permitting access only to authorized personnel on a 24/7/365 basis. - Successfully complete and pass Probationary Security Officer Training (OC Spray, ASP Baton, Handcuffing, Weapons Qualification) - Maintain a high degree of vigilance and...
Lockheed Martin
Mar 12, 2026
Program Security Representative
Lockheed Martin Fort Belvoir, VA, USA
Description: TS/SCI clearance with ability to obtain Polygraph. This is an entry level position with 1+ years of related experience. The Program Security Representative will perform a variety of SCI security related duties and ensure the coordination of SCI security practices and procedures. Security disciplines include, but are not limited to, program security, personnel security, completing Program Access Requests (PAR), Requests for Access (RFA), SCI nominations, classified meeting support, program management support, indoctrinations, debriefings, security incident investigations, access control, visitor control, and classification management utilizing ICDs and customer-specific guidelines. Candidate must also be able to create presentations and provide Security Education and Awareness training, write/develop/implement procedures, and provide excellent customer service. Basic Qualifications: - TS/SCI clearance with ability to obtain Polygraph. - Minimum of 1 year of...
Lockheed Martin
Mar 11, 2026
FPGA Design Engineer Staff
Lockheed Martin Orlando, FL, USA
Description: You will be a FPGA Design & Verification Engineer at Lockheed Martin, responsible for designing, simulating, and integrating Field-Programmable Gate Arrays (FPGAs). Our team is looking for a talented engineer to join our team and support the development of cutting-edge technologies. What You Will Be Doing As the FPGA Engineer you will perform requirements capture, design architecture, implementation, simulation, integration, and troubleshooting for the datalink FPGA designs that are being used to support a new capability. Your responsibilities will include: • Capturing and deriving requirements for FPGA designs • incorporate new crypto architecture leveraging existing NSA algorithms interfacing with data link radio module • RF waveform implementation and incorporation of Simulink/HDL Coder into FPGA design and low-speed messaging and communication with external peripherals • Working with Xilinx/AMD or Microchip FPGA to development solution for Complex...
General Dynamics Mission Systems, Inc
Mar 11, 2026
Advanced ASIC FPGA Engineer
General Dynamics Mission Systems, Inc Scottsdale, AZ, USA
Basic Qualifications Bachelor’s degree in Electrical or Computer Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree and 3 years of job-related experience.   Clearance Requirements: Department of Defense TS/SCI security clearance is preferred at time of hire. Candidates must be able to obtain a TS/SCI clearance within a reasonable amount of time from date of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.   Responsibilities for this Position Duties and Tasks: • Responsible for definition, design, verification and documentation for ASIC (Application Specific Integrated Circuit) and/or FPGA (Field Programmable Gate Array)...
General Dynamics Mission Systems, Inc
Mar 11, 2026
Senior Information Assurance Engineer
General Dynamics Mission Systems, Inc Scottsdale, AZ, USA
Basic Qualifications Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience.     CLEARANCE REQUIREMENTS: Department of Defense TS/SCI security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position General Dynamics Mission Systems has an opening for an Information Assurance Engineer in Scottsdale, AZ.   Job Summary: Are you passionate about systems engineering and cybersecurity? We're looking for a skilled professional to join our team, ensuring secure, compliant, and innovative systems in a classified...
General Dynamics Mission Systems, Inc
Mar 11, 2026
Information Assurance Engineer
General Dynamics Mission Systems, Inc Scottsdale, AZ, USA
Basic Qualifications Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience.     CLEARANCE REQUIREMENTS:  Department of Defense TS/SCI security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position General Dynamics Mission Systems has an opening for an Information Assurance Engineer in Scottsdale, AZ.   Job Summary: Are you passionate about systems engineering and cybersecurity? We're looking for a skilled professional to join our team, ensuring secure, compliant, and innovative systems in a classified...
SAIC
Mar 11, 2026
Information Systems Security Officer
SAIC VA
Description SAIC is seeking a highly skilled, knowledgeable, and self-motivated Information System Security Officer (ISSO) to join our exceptional Information Assurance (IA) and Information Security (InfoSec) team. This position requires a results-driven professional with a strong background in information security, capable of managing the security posture of multiple systems simultaneously while excelling in a fast-paced, dynamic environment. The ideal candidate will serve as a subject matter expert (SME) in Information Assurance, providing leadership in compliance, risk management, and operational security. As an ISSO, you will collaborate with internal teams, external stakeholders, and senior leadership, ensuring systems comply with applicable cybersecurity policies, frameworks, and regulatory guidelines. A high need for exceptional interpersonal skills and the ability to clearly communicate verbal and written technical concepts to diverse audiences are key requirements for...
SAIC
Mar 11, 2026
Information System Security Engineer
SAIC VA
Description SAIC is seeking an Information System Security Engineer (ISSE) to provide information security support. This position is in McLean, VA and requires an active TS/SCI clearance with Polygraph . This Customer's office is the force of choice for the development of global infrastructure and delivery of solutions that drive influence operations. If you have specialized skills in information security and tech ops, this is the role for you. Job responsibilities include, but are not limited to: Support the Lifecycle Assessment and Authorization (A&A) process. Develop a Systems Security Plan (SSP). Assist and maintain a formal Information Security Program that includes recommendations on continuous improvement of the processes and architectures. Maintain and make accessible documentation of all operational and business process activities in the form of Standard Operating Procedures (SOPs). Monitor and track projects in the A&A queue....
SAIC
Mar 11, 2026
Systems Security Engineer
SAIC MD
Description SAIC is seeking a highly motivated Systems Security Engineer. The successful candidate will provide support to the Cybersecurity Integrity Center in the Department of State Bureau of Diplomatic Technology (DT). Duties are in the Washington, D.C. metropolitan area (30% in downtown D.C; 70% in Beltsville, MD). Supports cybersecurity monitoring, threat analysis, incident response, and infrastructure remediation within and across all the State Department's information technology (IT) infrastructure. Coordinates and collaborates with other State Department bureaus as well as other organizations within the Federal Government, and commercial partners. Description of Duties: The Systems Security Engineer collaborates with Department and external cyber stakeholders on cybersecurity technologies with experience in Microsoft products and security systems, network topology and protocols, enterprise server & desktop operating systems, and applications, in support of over...
SAIC
Mar 11, 2026
Information Systems Security Officer
SAIC VA
Description SAIC is seeking an Information Systems Security Officer (ISSO) to provide system security support for ongoing and future system development within the Customer organization. Our unique team of technical and business disciplines provide operational support for Systems Engineering/Integration, Mission Planning, and Business Operations to multiple functional mission areas. The team is responsible for technical design, operations, and mission planning and business operations for the full life cycle of customer specific operations (from concept through development and installation/O&M). Position Responsibilities: The Senior Information Systems Security Officer (ISSO) will be responsible for the following but not limited to: Support organization-wide activities to maintain A&A compliance of all systems and full-lifecycle Closely collaborate with the ISSM staff to manage ongoing issues and accreditations Serve as the focal POC between the...
SAIC
Mar 11, 2026
Cybersecurity Specialist
SAIC NM
Description SAIC is seeking a Cybersecurity Specialist to support our Space Systems Command (SSC) customer in Albuquerque, New Mexico. We want you to join our qualified and diverse team of professionals where you can apply your talents to take our team to new levels of performance. The successful candidate possesses experience ranging from documenting, implementing, and assessing security controls to performing system monitoring and compliance assessment activities. You will be involved in all aspects of cybersecurity operations and will partner with program/site leads as well as government staff and mission partners to maintain an effective information security program. Job Duties/Responsibilities: Lead and work as part of an integrated team to develop and maintain RMF body of evidence documentation (e.g., System Security Plan, Security Controls Traceability Matrix, Plan of Action and Milestones, etc.) using Enterprise Mission Assurance Support Service (eMASS)...
SAIC
Mar 11, 2026
Senior Security Engineer
SAIC DC
Description We are seeking a skilled Security Engineer with extensive experience in vulnerability remediation at the operating system (OS) level to join our IT team on-site in Washington, D.C. The ideal candidate will be responsible for ensuring the security and integrity of our cloud infrastructure by identifying, assessing, and mitigating vulnerabilities. This role requires a deep understanding of cloud services, operating system vulnerabilities, and best practices for securing cloud environments that are hosting a variety for MS Windows, and Linux (Red hat, Ubuntu, Amazon) operating systems. Key Responsibilities: Identify and remediate vulnerabilities in cloud infrastructure, with a specific focus on OS-level threats across multiple cloud platforms, including compliance with STIG and CIS benchmarks. Collaborate with the cybersecurity team to conduct regular security assessments, vulnerability scans, and penetration tests to identify potential weaknesses....
SAIC
Mar 11, 2026
Command and Control Subject Matter Expert
SAIC HI
Description SAIC is seeking a Command and Control (C2) Subject Matter Expert (SME) located at MCBH in Kaneohe Bay, HI . The SME will serve as a Command Post Systems Advisor (CPSA) for MCBH and surrounding commands. The CPSA will provide expert guidance, analysis, and support to ensure the successful implementation and sustainment of C2 systems and applications. This is a unique opportunity to work with a dynamic and innovative team, and to make a significant impact on the mission readiness of Marine Corps Forces. The ideal candidate will have a strong background in C2 systems and applications, excellent communication and problem-solving skills, and a passion for delivering high-quality results. Duties and Responsibilities: Able to travel and deploy with United States Marine Corps (USMC) forces in support of contingencies, actual declared hostilities, exercises and as the customer deems necessary. Ship riding in support of Marine Corps units is also a...
SAIC
Mar 11, 2026
Electronics Maintenance Technician
SAIC IN
Description SAIC is seeking an Electronics Maintenance Technician in Crane, IN to support electronic security systems for the U.S. Navy. JOB DUTIES: Provide maintenance and technical support required for aboard a miliary installation. This includes modifications, maintenance, repair and installation of Electronic Security Systems (ESS) and security devices in buildings and storage magazines located at Naval Surface Warfare Center (NSWC) Crane This includes the installation of CCTV security systems, digital video surveillance systems, and various intrusion detection systems, access control systems, and related sensors and devices such as balanced magnetic switches, surveillance cameras and infrared motion detectors as required by NSWC Crane Security Office Provide yearly maintenance, inspections, troubleshooting, firmware updates and repair of the on-site intrusion detection and access control systems, Digital Video Surveillance Systems Facilitate...
SAIC
Mar 11, 2026
RMF Analyst
SAIC CO
Description SAIC is seeking qualified applicants for RMF Analyst to provide Risk Management Framework (RMF) in support of the North American Aerospace Defense Command/United States Northern Command (N&NC) Information Technology (IT) Enterprise Services (NITES) contract, with primary work onsite in Colorado Springs. The candidate selected for this position will be responsible for the following: Supporting the Risk Management Framework (RMF) process for the N&NC Enterprise by maintaining system registration and records within eMASS. Ensuring cybersecurity standards are consistently met to maintain a Cyber Operational Readiness Assessment (CORA) ready status. Managing continuous Cyber Security posture of enterprise systems and identify mitigations to meet DoDD 8500.01, DoDI 8510.01, DoDD 8140.01, and NIST SP800-53. Analyzing scans from ACAS, SCAP, and other approved tools to determine security posture of systems to develop/maintain Authority to...
SAIC
Mar 11, 2026
Cybersecurity Architect
SAIC CA
Description SAIC is seeking a highly skilled Cybersecurity Architect to support the Orange County Sheriff's Department (OCSD). This role involves providing technical leadership and oversight for OCSD's cybersecurity initiatives to safeguard systems, assets, and data against cyber threats. Period of Performance: Contract valid until June 2027. 100% onsite 5 days a week Key Responsibilities: Design, implement, and maintain Palo Alto Network firewalls (NGFW), Panorama Central Management, and associated security services (Wildfire, Threat Prevention, URL Filtering, Anti-Virus, etc.). Develop and enforce comprehensive security policies, rule sets, and zone segmentation aligned with Zero Trust principles. Act as the top-tier subject matter expert for all Palo-Alto related security engineering, configuration, and troubleshooting. Architect and optimize secure remote access solutions, utilizing Palo Alto GlobalProtect or similar enterprise VPN...
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