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137 cyber security engineer senior jobs found

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Lockheed Martin
Apr 02, 2026
Cyber Security Engineer Senior
Lockheed Martin Colorado Springs, CO
Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. THE WORK As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the USSF Space Fence System radar. This includes tasks such as: • Hardening operating systems, applications, and network devices • Conducting vulnerability scans • Continuous monitoring of the security posture of the system • Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing • Implementing security updates and patches • Applying configuration changes to ESS, ACAS, and SolarWinds security tools • Providing support to maintain the Certification and Accreditation...
Lockheed Martin
May 29, 2026
Cyber Security Engineer Senior
Lockheed Martin Herndon, VA
Description: Responsible for applying an interdisciplinary, collaborative approach to plan, design, develop, validate and verify Cyber solutions across the lifecycle. Conduct cyber risk assessment activities including threat modeling, vulnerability analysis and analysis of mitigation solutions. Coordinates and addresses Supply Chain risk management concerns. Develop, evaluate and analyze design constrains, trade-offs and detailed system and security design as they pertain to the Cyber domain. Coordinate with Cyber and system architects and developers to provide oversight in the development of solutions. Conduct cybersecurity test and evaluation of hardware and/or software designs to verify and validate compliance with defined specifications and requirements. Employs cyber security processes, methods, techniques and tools and assure their consistent application. Implements appropriate Assessment and Authorization activities as required by customers. Basic Qualifications: -...
Lockheed Martin
Apr 28, 2026
Cyber Security Engineer Senior (Represented)
Lockheed Martin Moorestown, NJ
Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. WHO WE ARE Lockheed Martin is driven by innovation, integrity, and a commitment to excellence. We believe in applying the highest standards of business ethics and visionary thinking to everything we do. As part of our team, you will collaborate with a cross functional team of technical professionals including software and systems engineers and radar operators to maintain the cybersecurity posture of the Space Fence Radar System. WHO YOU ARE We are looking for individuals who are passionate about cybersecurity and eager to contribute their skills and expertise to our mission. You should have demonstrable knowledge in...
Lockheed Martin
May 29, 2026
Staff DevSecOps Engineer
Lockheed Martin Colorado Springs, CO
Description: WHAT WE'RE DOING Come join the CommandIQ® (CIQ) team – a product line established in 2025 with sizable investment and support from RMS senior leadership. We are developing mission critical Battle Management and Command & Control capabilities for a complete Command and Control mission suite. Our solution provides the open architecture as well as mission apps that can be customized to each user’s needs. Customers can also easily integrate their favorite tools into a single CommandIQ® Common Operating Picture (COP) to meet their own, specialized mission requirements. Join us and become a part of the team that is actively designing and developing the initial baseline which has already generated significant customer interest both domestically and internationally! Check out these links for more information about our exciting suite of products: https://www.lockheedmartin.com/en-us/products/command-and-control.html https://www.youtube.com/watch?v=mYu06sRV398 THE...
Lockheed Martin
May 29, 2026
Network Engineer Staff (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 You will support the implementation, maintenance, and troubleshooting of Lockheed Martin’s enterprise network infrastructure for the C2BMC program. Your day‑to‑day duties include configuring and maintaining routers, switches, and firewalls (Cisco, Juniper, Fortinet, Palo Alto), monitoring LAN/WAN performance, and resolving connectivity, latency, and...
General Dynamics Mission Systems, Inc
May 29, 2026
Senior Software Engineer - Active Secret clearance - $5,000 Sign On Bonus
General Dynamics Mission Systems, Inc Middletown, RI
Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred.     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 This position has a $5,000 sign on bonus.   ROLE AND POSITION OBJECTIVES: We are seeking an experienced Software Engineer to support the SWFTS, Cyber, and SW Infrastructure functional areas. This role combines hands-on software development with technical...
General Dynamics Mission Systems, Inc
May 29, 2026
Senior Software Engineer - Active Secret clearance - $5,000 Sign On Bonus
General Dynamics Mission Systems, Inc Manassas, VA
Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred.     CLEARANCE REQUIREMENTS: : Department of Defense active 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. This position is fully on-site in Manassas, VA or Middletown, RI . Responsibilities for this Position This position has a $5,000 sign on bonus.    We are hiring an Advanced Software Engineer.  Help make the technologies, products and services that make a difference. That’s the...
General Dynamics Mission Systems, Inc
May 29, 2026
Advanced Quality Engineer
General Dynamics Mission Systems, Inc Bloomington, MN
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 Secret security clearance is preferred at time of hire. Candidates must be able to obtain a Secret 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 Imagine building your career by developing the solutions that support the mission of our nation's service members, intelligence analysts and first responders. That's the challenge waiting for you at General...
Lockheed Martin
May 28, 2026
Senior Test Software Automation Engineer
Lockheed Martin Liverpool, NY
Description: What We're Doing Lockheed Martin is shaping the future of defense through cutting edge radar and missile defense technologies, and we want you to help write the next chapter. As the premier developer of active electronically scanned array (AESA) radars and integrated air and missile defense solutions for the U.S. military, our allies, and more than 45 nations worldwide, we deliver world class situational awareness, early warning, and kill assessment capabilities in the most demanding environments. Join a global team of 35 000 engineers, software developers, and cyber experts who turn complex challenges into reliable, next generation systems that keep warfighters ahead of emerging threats. Your talent will power everything from space domain awareness to ground based radar testbeds, ensuring the safety of today’s forces and the security of tomorrow’s world. The Work As the Senior Test Software Automation Engineer, you will design and develop automated test...
Odyssey Systems Consulting Group
May 27, 2026
Full time
Cybersecurity Engineer, Journeyman
Odyssey Systems Consulting Group Dayton, OH
Position Summary Odyssey is recruiting to fill a Cybersecurity Engineer, Journeyman role supporting the ISR/SOF Directorate (AFLCMC/WI).    The ISR/SOF Directorate executes a $22 billion acquisition portfolio developing, producing, testing, modifying, fielding, and supporting Air Force ISR and SOF platforms, and related sub-systems.  The Directorate has the collective Air Force Materiel Command (AFMC) mission responsibility for equipping ISR & SOF warfighters to dominate the battlespace. Applicants will benefit from competitive salaries, career growth, and a unique ability to positively impact national security on a global scale! Responsibilities Duties include, but not limited to:  Provide expert weapons system cybersecurity guidance and recommendations to program engineers, program managers, acquisition security program executive officer, Milestone Decision Authority (MDA), and AO. Translate and provide...
Lockheed Martin
May 27, 2026
Senior Full Stack Java Software Engineer - Clearance Required
Lockheed Martin MD
Description: This position is participating in our External Referral Program . If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a payment! code-extrefer Senior Full Stack Java Software Engineer - Clearance Required WHAT WE'RE DOING • Join Lockheed Martin Rotary and Mission Systems, Cyber & Intelligence, where we foster innovation and integrity. • As a Senior Full Stack Software Engineer, you'll be empowered to create "new realities" and pioneer solutions that break boundaries. • Benefit from the support of a global technology leader that values innovative thinking and provides the resources to turn ideas into reality. • Build on our proud legacy of achievement and contribute to shaping the future of aerospace, defense, and security solutions. THE WORK TKO provides systems engineering, software development, data science and cloud development and engineering services to the Cyber Infrastructure...
Lockheed Martin
May 23, 2026
Project Engineer Sr – Software Capability (Digital Transformation)
Lockheed Martin Cape Canaveral, FL
Description: The FBM Digital Capabilities Organization is seeking a motivated and experienced Project Engineer Sr to support the Digital Transformation team. In this role, you will be responsible for the planning, coordination, execution, and distribution of Digital Transformation capabilities, specifically in the “Software” domain, to the FBM Program. This role requires strong communication skills, with the ability to relay complex concepts to a variety of audiences (end users to senior leadership) and lead/motivate cross-functional teams in accomplishing a common goal. This will include modernization as well as transformation efforts across the FBM Program lifecycle at all sites (SWFPAC, SWFLANT, ER, Denver, Valley Forge, Courtland, Titusville, and Sunnyvale). The FBM Digital Transformation team is looking for motivated individuals that can deliver high quality capabilities and communicate effectively to help bridge the program from its "legacy of yesterday" to its future of...
Lockheed Martin
May 23, 2026
1LMX DevSecOps, Senior / C++ - Orlando, FL
Lockheed Martin Orlando, FL
Description: Lockheed Martin’s Software Factory, a leader in DevSecOps-driven software engineering serving the aerospace and defense sectors. The Lockheed Martin Software Factory delivers customized solutions to meet the needs of our diverse customers — from commercial to classified — in order to scale across multiple programs. Embedding (Development, Security and Operations) DevSecOps in every step of our software development keeps our clients at the cutting edge of cybersecurity. Secure coding is a fundamental principle behind our DevOps philosophy to make sure the best cyber security practices are considered at every step of development. We are focused on architecting software for frequent delivery. Modular open systems architecture has been key to our systems for many years, and we are using new technologies such as container orchestration with Kubernetes to drive modularity through containerized microservice architecture all the way into the deployed system. Not only does...
Lockheed Martin
May 23, 2026
Systems Engineer
Lockheed Martin King of Prussia, PA
Description: WHAT WE'RE DOING Want to work with cutting-edge technologies in a fun, fast-paced, and dynamic environment? Are you a problem solver that takes on challenges that others think are impossible? If you answered yes to these questions, then we invite you to join Lockheed Martin Rotary and Missions Systems (RMS) as a Systems Engineer! Lockheed Martin is a global leader in aerospace, defense, and technology solutions. You will be joining Lockheed Martin Rotary and Mission Systems supporting the Tactical Tomahawk Weapons Control System (TTWCS) program in Valley Forge, PA. THE WORK We are in search of an experienced Systems Engineer to join our team. As an Engineering Professional on the TTWCS program, you will perform system engineering efforts leading change packages to the existing software system, performing requirements development, interface design, system architecture, and aid in the design and development of future systems. The work location will be in...
Lockheed Martin
May 23, 2026
Full Stack Engineer, Staff / Interim Secret / Onsite: CO or PA
Lockheed Martin King of Prussia, PA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin. Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing people are on a mission to make a difference in the world and every single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. This role is part of the Space Classified Architecture and Governance Team and will be part of Enterprise Operations supporting the Space organization. Core Responsibilities include: Provide build out support of architectures post Classified Architecture Review Board approval. Create a feedback loop to inform architecture designs. Identify and troubleshoot system issues and outages. Develop and maintain documentation related to system configurations, procedures, and troubleshooting. Perform root cause analysis and implement corrective actions Requirements collection, development of Operational concepts, use cases,...
Lockheed Martin
May 23, 2026
Full Stack Engineer, Sr / Interim Secret / Onsite: CO or PA
Lockheed Martin King of Prussia, PA
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing people are on a mission to make a difference in the world and every single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. The candidate will become part of the Space Classified Architecture and Governance Team. This role will provide build out support of architectures post Classified Architecture Review Board approval. Create a feedback loop to inform architecture designs. Identify and troubleshoot system issues and outages. Develop and maintain documentation related to system configurations, procedures, and troubleshooting. Perform root cause analysis and implement corrective actions Requirements collection, development of Operational concepts, use cases, mapping of business requirements to IT deployments to meet customer needs....
General Dynamics Mission Systems, Inc
May 22, 2026
Sr Advanced Test Engineer
General Dynamics Mission Systems, Inc Canonsburg, PA
Basic Qualifications Bachelor's degree in Engineering, or a related Science or Mathematics field, plus a minimum of 8 years of relevant work experience; or Master's degree, plus a minimum of 6 years of relevant experience.   CLEARANCE REQUIREMENTS: : Department of Defense Secret security clearance is obtainable within a reasonable amount of time after 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 The responsibility is career-defining. So is the opportunity. At General Dynamics Mission Systems, we invent the technologies, products and services, that help our nation’s heroes keep our nation safe. The work is so advanced, our teams regularly redefine innovation and excellence for the...
General Dynamics Mission Systems, Inc
May 21, 2026
Senior Program Integration Engineer - FBM
General Dynamics Mission Systems, Inc Pittsfield, MA
Basic Qualifications Requires a Bachelor’s or Technology degree in Engineering or a related specialized area/field, or equivalent (4 years job-related experience). Requires an additional 8+ years of job-related experience, or a Master's degree with 6+ years of job-related experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is obtainable within a reasonable amount of time after 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 . Candidate must be local and able to work onsite. Responsibilities for this Position Imagine a world-class engineering environment. Now add a team of exceptional talent along with technologies that are so advanced they’re often classified. That’s what you’ll find at...
SAIC
May 20, 2026
Cybersecurity Engineer
SAIC AL
Description SAIC is seeking a Cybersecurity Engineer to join our team in Huntsville, AL. The Mid-Level DoW Cybersecurity Engineer is responsible for supporting the implementation, monitoring, and maintenance of cybersecurity measures to protect Department of the Army (DoW) information systems and networks. This role works on-site at Redstone Arsenal, AL, collaborating closely with senior cybersecurity professionals, system administrators, and program managers to ensure compliance with DoW cybersecurity policies, standards, and best practices. The ideal candidate will have hands-on experience with security tools, vulnerability management, incident response, supporting or obtaining Authority to Operate (ATO), and working with the Enterprise Mission Assurance Support Service (eMASS) in a DoW or similarly regulated environment. This position requires less than 5% travel. Key Responsibilities: Implement and maintain cybersecurity controls in accordance with DoW policies,...
SAIC
May 20, 2026
Senior Field Support Engineer
SAIC CO
Description SAIC is seeking a Senior Field Support Engineer to join our team in Colorado Springs, CO. The Indicium Product Office is seeking candidates to represent and operate Network, System Integration and Test Environment (NSITE) software. Support typically involves Missile Defense Agency test execution activities (Flight Tests, Ground Tests and Wargames/Exercises). The candidate should also have the ability to perform hardware integration and maintenance, have a basic understanding of computer networking, and a general understanding of computer hardware troubleshooting. The candidate will also be responsible for conducting validating configuration management documentation in support of information assurance certification and accreditation activities. The candidate should be a self-starter and be able operate with minimal supervision. The candidate will support MDIOC, Schriever SFB, Colorado Springs. Duties and Responsibilities: Operate NSITE software based on...
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