Corporate Gray Online
  • Jobs
  • Companies
  • Post a Job
  • Resume Search
  • Employer Products
  • Job Seeker Products
  • Resources
  • Corporate Gray
  • Absolutely American
  • Proud American E-zine
  • Military Minute Podcast
  • Military Officer Career Conference
  • Sign in
  • Sign up
  • Jobs
  • Companies
  • Post a Job
  • Resume Search
  • Employer Products
  • Job Seeker Products
  • Resources
  • Corporate Gray
  • Absolutely American
  • Proud American E-zine
  • Military Minute Podcast
  • Military Officer Career Conference

859 security clearance jobs found

Refine Search
Current Search
Security Clearance Onsite security clearance
Refine by Job Categories
Information Technology  (1068) Engineering  (439) Law Enforcement  (238) Manufacturing  (202) Electronics  (183) Management  (152)
Government  (117) Program Management  (67) Finance  (61) Marketing  (55) Science  (29) Energy  (28) Automotive  (26) Legal  (26) Facilities  (24) Business Development  (21) Construction  (18) Cybersecurity  (16)
More
Refine by State
VA  (75) Massachusetts  (74) Colorado  (65) FL  (64) PR  (53) Virginia  (50)
CA  (42) Maryland  (41) Pennsylvania  (34) Arizona  (30) Alabama  (21) Florida  (21) TX  (19) District of Columbia  (18) MD  (17) California  (15) Texas  (15) CO  (13) IN  (11) HI  (10)
More
Refine by City
Pittsfield  (41) Remote, UNAVAILABLE  (40) Colorado Springs  (33) Scottsdale  (30) King of Prussia  (29) Dedham  (23)
Huntsville  (21) Littleton  (19) Washington  (18) Orlando  (11) Boulder  (9) Arlington  (8) Manassas  (8) Bloomington  (7) Grand Prairie  (7) Herndon  (7) Fort Belvoir  (6) Moorestown  (6) San Antonio  (6) Sunnyvale  (6)
More
Refine by Company Name
SAIC  (234) Lockheed Martin  (197) General Dynamics Mission Systems, Inc  (155) U.S. Customs and Border Protection Service  (138) LMI  (110) Odyssey Systems Consulting Group  (16)
DLH  (6) U. S. National Security Agency  (2) QED Systems, LLC  (1)
More
Refine by Employment Type
Full time  (16)
Refine by Country
United States  (440) 214  (363) GB  (4) 61  (3) 66  (2) 8  (2)
87  (2) UNAVAILABLE, UNAVAILABLE  (2) 10  (1)
More
General Dynamics Mission Systems, Inc
Jun 12, 2026
Systems Engineering Co-op - Security Clearance Required
General Dynamics Mission Systems, Inc Scottsdale, AZ
Basic Qualifications Candidates should demonstrate a thorough understanding of engineering technology.  Engineering Interns must be enrolled in an accredited degree program in Computer Engineering, Systems Engineering, Software Engineering, Electrical Engineering, Mechanical Engineering or other related scientific or technical discipline with a preference for a standing of a junior or higher.     CLEARANCE REQUIREMENTS: Department of Defense Secret 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 REPRESENTATIVE DUTIES AND TASKS: Apply your classroom-learned skills to a program supporting the defense of our country. GDMS has an immediate opening...
LMI
Aug 05, 2026
Cybersecurity Information System Security Engineer - Clearance Required
LMI Fort Belvoir, VA
Overview LMI is seeking a skilled Senior Cybersecurity Information Systems Security Engineer (ISSE) to support US Army  Capability Program Executive (CPE) Gound   office  at Ft. Belvoir, Virginia. The ISSE will drive efforts that support software and hardware cybersecurity Risk Management Framework (RMF) Authority to Operate (ATO).     LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and...
LMI
Jul 30, 2026
FSO / Security Lead w/active Top Secret clearance
LMI Washington, DC
Overview LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven  expertise  in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the  defense, space, homeland, healthcare, and intelligence sectors—helping agencies navigate complexity and outpace change.  Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.   Responsibilities LMI is  seeking  a driven, results-oriented FSO / Security Lead to own all aspects of personnel,...
LMI
Jun 07, 2026
Policy and Security Cooperation Advisor - Clearance Required
LMI Arlington, VA
Overview LMI is seeking a skilled Policy and Security Cooperation (SC) Advisor at a customer site in the Washington, DC area. A successful candidate will demonstrate competency in project execution, leadership critical thinking, and relationship management, while upholding the highest standard of ethical behavior.   This position requires you to be at the Pentagon 3-4 days a week.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.     Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy...
Lockheed Martin
May 23, 2026
Senior Network Security Engineer (Top Secret Clearance)
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing At Lockheed Martin, our Command and Control, Battle Management and Communications (C2BMC) National Team (C2NT) is pioneering the development and integration of cutting-edge technologies to advance the Missile Defense System, safeguarding the United States and its allies. Our collaborative and agile organization operates in a fast-paced environment, driving innovation through tasks such as sensor/weapon integration, algorithm development, user interface development, automated testing, cyber security, enterprise/infrastructure services, and enhancing leading-edge missile defense technologies. The Work Designs, plans, and validates secure network communications systems for the C2BMC program. You develop detailed specifications, schematics, and capacity forecasts; select hardware/software; implement firewalls, switches, routers, and security relevant devices; and conduct rigorous testing. You apply DoW RMF/CSRMC/STIG compliance, produce required IA...
LMI
Aug 13, 2026
SCRM – All-Source Supply Chain Risk - Clearance Required
LMI Arlington, VA
Overview LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.   The Supply Chain Risk Management (SCRM) Analyst will support Department of War (DoW) supply chain, industrial base, and logistics initiatives by conducting comprehensive all-source risk...
LMI
Aug 13, 2026
FSO/CSSO w/active Top Secret Clearance
LMI Tysons, VA
Overview The Security Manager (FSO/SSO) holds a critical leadership role in managing and guiding LMI’s security posture across Department of Defense (DoD) and Intelligence Community (IC) programs. This position requires an active Top Secret/SCI security clearance with polygraph (preferred), and is responsible for supervising security analysts, directing security operations to ensure strict adherence to federal, contractual, and company policy requirements. Reporting to LMI’s Vice President of Security, the Security Manager will safeguard personnel, facilities, and other national security assets. This position interfaces regularly with government customers, contracting officers, internal business leaders, and security counterparts at partners and subcontractors. Responsibilities Security Program Administration Lead, develop, and maintain robust security programs in compliance with 32 CFR Part 117 (NISPOM), SEADs, Intelligence...
LMI
Aug 13, 2026
Electrical/Firmware Engineer - Hardware Team (IoT + DoD Systems)
LMI Remote, UNAVAILABLE
Overview The Opportunity We are looking for a  Electrical/Firmware Engineer  to join our hardware team and contribute to the development of IoT devices and sensors for the Department of Defense (DoD). In this role, you’ll design and implement firmware for embedded systems across active asset tags, sensors, and edge devices critical for mission-readiness. You’ll work closely with hardware engineers, cloud software teams, and external partners to ensure seamless device functionality and integration, delivering results that support national defense objectives.   This is a primarily remote role with occasional travel to LMI HQ in Tysons, VA & other CONUS locations.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging...
U. S. National Security Agency
Aug 12, 2026
Senior Technical Leader/ Chief, Program Protection, Security, and Intelligence (DC)
U. S. National Security Agency Fort Meade, MD
Responsibilities: The Chief for Program Protection, Security and Intelligence is responsible for the development of concepts, policies, security and intelligence programs to support the specialized mission of the TF through the oversight and direction of group efforts. As the senior policy advisor to the Director and expert on interagency coordination processes and procedures, the incumbent will oversee, guide and direct major policy development and coordination projects. Leads a security team supporting NS/EP programs with responsibility to develop, establish guidance, and implement programs in support of operations for the organization's Operations Security, Specialized Sensitive Support, Intelligence, Counterintelligence (Cl), and Enhanced Operational Support Programs enabling security protection of classified facilities and information at various locations. Advises senior executives and staff on new developments and advances in techniques in the specialty area of Operational...
U. S. National Security Agency
Aug 12, 2026
System Vulnerability Analyst - Entry to Mid Level (Maryland)
U. S. National Security Agency Fort Meade, MD
Responsibilities: Are you an emerging network professional who wants to work our nation's tough cybersecurity problems? Do you enjoy deeply technical, hands-on work? Do you want to identify vulnerabilities in network infrastructure devices and then figure out how to deal with them? Are you looking to make an impact in cybersecurity and advance your career while enjoying the outstanding benefits of federal service? System Vulnerability Analysts (Network Cyber Mitigations Engineers) at NSA have the opportunity to work in the following areas: - Wired and wireless network security - Vulnerability discovery and analysis - Scalable mitigations development - Perimeter/boundary defense - Collaboration platforms, such as VoIP and VTC systems - Mobile network security - Tailored security solutions - Reverse engineering - Researching emerging network industry technologies and solutions - Control system security - Malware analysis - Researching emerging network industry technologies and...
SAIC
Aug 12, 2026
Senior Solutions Delivery Specialist
SAIC AL
Description SAIC is currently seeking a talented and experienced Senior Solutions Delivery Specialist to provide support to the U.S. Army Combat Capabilities Development Command Aviation & Missile Center supporting efforts in Huntsville, Alabama on Redstone Arsenal. The Senior Solutions Delivery Specialist will be responsible for but not limited to the following duties: Apply military aviation mission-planning and flight-operations knowledge to evaluate system capabilities, operational workflows, and user-reported issues. Collaborate with Soldiers, government stakeholders, software developers, testers, systems engineers, and cross-functional Agile teams to develop, enhance, test, and evaluate new or existing capabilities. Translate user-reported operational problems into clear technical descriptions, reproducible steps, expected behavior, and supporting evidence for software-development and test teams. Support requirements analysis, technical...
SAIC
Aug 12, 2026
Senior Acquisition Planner & Contracting Consultant
SAIC VA
Description SAIC is looking for a Senior Acquisition Planner / Contracting Consultant to join an exciting program in Springfield, VA . This role provides strategic consulting by leveraging expertise in federal contracting and acquisition processes. This position applies critical thinking and knowledge to propose creative and flexible acquisition and contracting strategies, assists in defining and drafting contract requirements and planning documentation, conducts policy research, and provides recommendations for problem resolution in areas such as contractor performance, contract incentives, policy limitations, and emergent timelines. JOB DUTIES: Providing advice to Program/Project Managers regarding acquisition strategies, contracting, budgeting, and execution. Supporting the development of procurement requests, sole source justifications, statements of work, Contract Data Requirements lists (CDRLs), acquisition plans, justifications and approvals, request for...
SAIC
Aug 12, 2026
IT Specialist
SAIC FL
Description SAIC has an immediate opening for an IT Specialist to support the USSOCOM SITEC 3 Enterprise Operations and Maintenance (EOM) contract. The USSOCOM mission is to provide fully capable Special Operations Forces (SOF) to defend the United States and its interests and synchronize planning for global operations against terrorist networks. You will support the USSOCOM mission as we partner with SOF military and civilian members to provide world-class IT services and support that connect over 70,000 users around the world in the areas of software development/maintenance, network services, security, end-user computing, and test and evaluation. This position is based on-site at MacDill AFB Florida. Duties include but are not limited to: Providing incident response using multiple software applications, including Remedy. Providing installation, tuning, testing, operating, monitoring, upgrading, patching, break/fix, defense, and management of WAN and LAN routing and...
SAIC
Aug 12, 2026
Senior ServiceNow CSM - Now Assist Engineer
SAIC VA
Description Responsibilities: Customer Service Management (CSM) Configure, maintain, and support ServiceNow Customer Service Management (CSM) capabilities, including: Case Management Service Operations Knowledge Management Customer Portals and Experience Components Request and Entitlement Management Digital Engagement and Self-Service capabilities Support customer and mission support workflows that improve case resolution and service delivery Develop and maintain service catalogs, workflows, dashboards, reports, and automations supporting customer-facing operations Assist with configuring integrations between ServiceNow CSM and enterprise systems using REST APIs and Integration Hub Now Assist Implementation and AI Enablement Support the implementation and configuration of ServiceNow Now Assist capabilities supporting CSM and related business functions Configure and maintain AI-powered features including: Case summarization Recommended responses...
SAIC
Aug 12, 2026
Cybersecurity Specialist
SAIC FL
Description SAIC is hiring a Cybersecurity Specialist located in Pensacola, FL . This position will be supporting Training & Education Management Systems for Naval Education and Training Command (NETC). The role will support our Programs of Record; Corporate Enterprise Training Activity Resource Systems (CeTARS) for both schoolhouse & corporate, Navy & Joint MyEducation (MyED), Naval Education and Training Future Officer and Citizenship User System (NETFOCUS), Navy Inspector General Hotline Tracking System (NIGHTS), Navy Enlisted Advancement System (NEAS), Authoring Instructional Materials (AIM), and Learning Assessment System (LAS). As a Cybersecurity Specialist, you'll be responsible for maintaining systems' Authority to Operate by ensuring compliance and security posture, coordinating secure access for all systems and subsystems, and integrating robust security measures into the DevSecOps software development lifecycle to safeguard organizational assets....
SAIC
Aug 12, 2026
Sr. Information Systems Security Officer
SAIC MD
Description Varen, an SAIC company is seeking an experienced Sr. Information Systems Security Officer to join our team. This position is located in Suitland, Maryland and requires a TS/SCI with polygraph. Key Responsibilities: Support the creation and continuous maintenance of the IT Systems Accreditation Documentation Packages (SSP, SCTM, CONOPs, A&A, Test Plan, SOP's. User Guides etc). Provide IA security on-site support for all formal IT systems and A&A testing. Ensure all on-site contract IT systems personnel are trained on all IA procedures and requirements for each of the IT systems. Provide IA Security qualified personnel resources to support the continued accreditation and security operation of the information system under the RMF Continuous Monitoring Plan. Review all hardware and software changes proposed and/or being implemented for appropriate security operation, providing configuration management support as it relates to the security...
SAIC
Aug 12, 2026
Program Manager- Special Operations
SAIC FL
Description SAIC is seeking a highly qualified TS/SCI Cleared Program Manager (PM) to provide management, direction, administration, and leadership for the execution of a critical Task Order (TO) supporting the SOF Enterprise Digital Talent Program (SEDTP). This position plays a vital role in ensuring the successful deployment and execution of services across the SOCOM Enterprise, with a focus on quality assurance, personnel management, and compliance with contractual requirements. Work is performed on site in: Tampa, FL. The ideal candidate is a proven leader with a comprehensive understanding of the Special Operations Forces (SOF) Enterprise, a corporate team player, and an expert in managing personnel across diverse commands and overseas locations. The Program Manager will be responsible for: Providing overall management, leadership, and direction for the execution of the Task Order. Implementing quality assurance measures to meet performance metrics as outlined in...
SAIC
Aug 12, 2026
Cyber Defense Analyst
SAIC MD
Description SAIC is seeking a candidate to fill a Cyber Defense Analyst position on a joint Contractor-Government Cyber Protection Team with our customer at Ft. Meade, MD . Job Duties: Configuration, management, and optimization of intrusion detection systems for both host and network Integrate and manage network sensors Conduct threat analysis utilizing various sources to identify threats Configuration, management and optimization of intrusion detection systems Configuration and design of deployable network kits that include switches, routers, taps, hypervisors and network storage devices to ensure seamless integration and optimal performance Malware triage Cyber threat emulation to assess defensive posture and capabilities while in a controlled environment Threat hunting to identify advanced persistent threats Technical writing in support of findings and providing security recommendations in order to secure networks Qualifications...
SAIC
Aug 12, 2026
Cyber Defense Analyst
SAIC MD
Description SAIC is seeking a candidate to fill a Cyber Defense Analyst position on a joint Contractor-Government Cyber Protection Team with our customer at Ft. Meade, MD . Job Duties: Configuration, management, and optimization of intrusion detection systems for both host and network Integrate and manage network sensors Conduct threat analysis utilizing various sources to identify threats Configuration, management and optimization of intrusion detection systems Configuration and design of deployable network kits that include switches, routers, taps, hypervisors and network storage devices to ensure seamless integration and optimal performance Malware triage Cyber threat emulation to assess defensive posture and capabilities while in a controlled environment Threat hunting to identify advanced persistent threats Technical writing in support of findings and providing security recommendations in order to secure networks Qualifications...
SAIC
Aug 12, 2026
Cyber Defense Analyst
SAIC MD
Description SAIC is seeking a candidate to fill a Cyber Defense Analyst position on a joint Contractor-Government Cyber Protection Team with our customer at Ft. Meade, MD . Job Duties: Configuration, management, and optimization of intrusion detection systems for both host and network Integrate and manage network sensors Conduct threat analysis utilizing various sources to identify threats Configuration, management and optimization of intrusion detection systems Configuration and design of deployable network kits that include switches, routers, taps, hypervisors and network storage devices to ensure seamless integration and optimal performance Malware triage Cyber threat emulation to assess defensive posture and capabilities while in a controlled environment Threat hunting to identify advanced persistent threats Technical writing in support of findings and providing security recommendations in order to secure networks Qualifications...
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Create Resume
  • Sign in
  • Facebook
  • X
  • Instagram
  • LinkedIn
© 2008-2026 Corporate Gray, powered by Absolutely American, Inc.