April 30, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
ul>Bachelor's degree in computer science, computer engineering, electrical engineering, networking, or a related technical field and 4-8 years of relevant experience, or a master's degree with 2-6 years of relevant experience; additional relevant experience may be considered in lieu of degree. June 24, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Huntsville, AL18 days ago
May 22, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
June 24, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Bachelor's degree in computer science, computer engineering, electrical engineering, networking, or a related technical field, and 8+ years of relevant experience; additional relevant experience may be considered in lieu of degree.
May 8, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 19, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 19, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 19, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Huntsville, AL18 days ago
ul>This position involves conceptual design across the full stack of software for airborne systems, embedded software architectural design, code implementation, team peer review, unit testing, cohesive integration of loosely coupled software modules within subsystems and across distributed networks, use of DevOps and CI/CD pipelines, and development of software tools, harnesses, and infrastructures to support a fully integrated solution. June 2, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
April 23, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Huntsville, AL11 days ago
June 16, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Huntsville, AL18 days ago
ul>Bachelor's degree or higher in Electrical Engineering, Computer Engineering, or Computer Science degree from an ABET-accredited school with a strong demonstration of the skills listed below plus 2-4 years of experience in software development OR Bachelor's degree or higher in Electrical Engineering, Computer Engineering, or Computer Science degree from an ABET-accredited school with a strong demonstration of the skills listed below plus 4-8 years of experience in software development. May 5, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
June 3, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
June 17, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
April 24, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 28, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 21, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
June 11, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Huntsville, AL18 days ago
May 28, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 4, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
This position will require frequent coordination with Planning & Production Control, Design Engineers, Manufacturing Engineers at other sites, and Operations Leads to ensure that mBOMs are up to date, design tooling that will be needed for manufacturing, lead times are documented, and work order instructions will be available when needed and that proper documentation is in place for floor operations. June 12, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Redstone Arsenal, AL30+ days ago
Hardware Engineer IV9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience. Hardware Engineer III5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD in related field; or High School Diploma or equivalent and 9 years relevant experience.
Huntsville, AL30+ days ago
p style="margin-bottom:26px">We are seeking a Mid Level ISSE to carry out the following duties and responsibilities: - Services to support Information System Engineering performed by the Information System Security Engineer (ISSE) at a minimum, shall consist of the following activities:
- Identify information protection needs for an IS and Network Environment.
- Minimum 5 years’ experience, or equivalent education/experience; Doctorate plus 4 years; Master’s plus 3 years; Associates plus 7 years; or H.S./GED plus 10 years.
Huntsville, AL30+ days ago
ul>Ensure the confidentiality, integrity and availability of unclassified information systems including FISMA Moderate and potentially FISMA High impact levels, as well as systems designated as High Value Assets (HVAs) under DHS Binding Operational Directive (BOD) 18-02. Desired Qualifications:
- Prior experience within NASA cybersecurity systems and processes is a significant plus - including NASA's A&A process, the RICS system, NASA-specific overlays, organization-defined values (ODV), and coordination with Center CISOs, CSRMs, and Authorizing Officials.
Huntsville, AL30+ days ago
ul>Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 5 years of related work experience, or a Master’s degree in a STEM discipline and 3 years of related work experience, or a PhD and 1 year of related work experience, or 9 years of related work experience in lieu of a degree may be considered. Definition of high-level functional and performance requirements and verification methods, subsequent analysis, decomposition, and derivation of requirements, allocation of those lower-level requirements to physical and functional architectural elements, and tracking them through design, verification, integration, and operational validation.
Huntsville, Alabama2 days ago
p style="margin:0px">The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapid development of domain or problem-specific tools that leverage identified vulnerabilities, research on the latest exploitation techniques and threat vectors, and design and configuration of representative test environments. Business Development: Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.
Huntsville, Alabama2 days ago
p style="margin:0px">The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapid development of domain or problem-specific tools that leverage identified vulnerabilities, research on the latest exploitation techniques and threat vectors, and design and configuration of representative test environments. Business Development: Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.
Huntsville, Alabama2 days ago
p style="margin:0px">The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapid development of domain or problem-specific tools that leverage identified vulnerabilities, research on the latest exploitation techniques and threat vectors, and design and configuration of representative test environments. Business Development: Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.
Huntsville, Alabama2 days ago
p style="margin:0px">The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapid development of domain or problem-specific tools that leverage identified vulnerabilities, research on the latest exploitation techniques and threat vectors, and design and configuration of representative test environments. Business Development: Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.
Huntsville, Alabama2 days ago
p style="margin:0px">The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapid development of domain or problem-specific tools that leverage identified vulnerabilities, research on the latest exploitation techniques and threat vectors, and design and configuration of representative test environments. Relevant Experience and Certificates to include; Offensive Security Certified Professional (OSCP) Certification and at least 3 years of practical experience required or NSA Remote Interactive Operators Training (RIOT) Certificate or Red Team Apprentice (Level I) Certificate from certified and accreditated DOD Red Team..
Huntsville, AL12 days ago
Huntsville, AL26 days ago
li>Must possess a solid understanding of IT Security including network and host security products such as intrusion detection systems, firewalls, VPNs, anti-virus and anti-spyware systems and security tools such as vulnerability scanners, wireless network scanners, and packet analyzers.
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
li> 2-5 years security tools and technology experience r equired, preferably with 3-4 of the below technologies/tools: - Palo Alto Networks: network firewalls (Strata), cloud security (Prisma), and security operations (Cortex).
- Additional security tools and technology experience would be a plus, but not required, include:
- Any security related certifications:
Huntsville, Alabama30+ days ago
p style="margin-bottom:26px">We are seeking a Mid Level ISSE to carry out the following duties and responsibilities: - Services to support Information System Engineering performed by the Information System Security Engineer (ISSE) at a minimum, shall consist of the following activities:
- Identify information protection needs for an IS and Network Environment.
- Minimum 5 years’ experience, or equivalent education/experience; Doctorate plus 4 years; Master’s plus 3 years; Associates plus 7 years; or H.S./GED plus 10 years.
Huntsville, AL30+ days ago
Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Huntsville, AL16 days ago
li>Design, configure, and maintain Microsoft Purview information protection solutions within Microsoft 365 GCC Highincluding sensitivity labels, Data Loss Prevention (DLP) policies, and custom Sensitive Information Types (SITs)to classify and protect Controlled Unclassified Information (CUI) across the enterprise. Relevant certifications desired: SC-400 (Microsoft Purview Information Protection), AZ-500 (Microsoft Azure Security Engineer), CompTIA Security+, GIAC Security Architect (GDSA), Certified Information Systems Security Professional (CISSP), or Certified Information Security Manager (CISM).
Huntsville, Alabama30+ days ago
li>Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts. Track, report, and communicate status, risks, and improvement opportunities related to security engineering activities to leadership and stakeholders.
Huntsville, AL30+ days ago
Through collaborative interactions with customers, team members, subject matter experts (SMEs), technical leaders, and partners we design practical solutions that solve real problems for major government and business organizations. As a member of our Aviation and Missile Center (AvMC) Team, you will work with a team of technologists focused on delivering innovative business solutions using emerging technologies through proven successful methods.
Huntsville, AL30+ days ago
Systems Security Engineering creates holistic security solutions leveraging Cyber Security, Software Assurance and Supply Chain Risk Management to support Program Protection Implementation on embedded weapons systems. Raytheon is seeking a well-qualified Senior Systems Security Engineer (Cyber) - P3 to join our elite Systems Security Engineering (SSE) team for the Systems Directorate in developing solutions to protect the Warfighters technology advantage.
Huntsville, AL30+ days ago
li>Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.
Responsibilities include but are not limited to:
Huntsville, AL17 days ago
Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts. Work Description: - Lead, mentor, and supervise a team of contractor security professionals responsible for the end-to-end implementation of the RMF lifecycle for FBI IT systems.
p>We are seeking a talented, passionate cyber security specialist who will serve as a technical interface and subject matter expert in designing, implementing, and supporting an enterprise-class application-centric micro-segmentation service for Deloitte US Member Firm. Minimum 6 years of related Cyber Security experience with a focus on network security engineering, including firewall policy design, rule management, and hands-on experience securing east-west traffic in enterprise environments.
Huntsville, AL20 days ago
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p>You'll be working in a matrix organization as part of a multi-disciplined engineering team while collaborating with Line of Business Chief Engineers, systems engineering, program management, business development, operations, supply chain, and executive leadership to meet customer needs. In this role, you'll be part of a Systems Engineering team primarily working within our Processing Technology business unit designing, integrating, verifying, and delivering rugged, secure, embedded products.
You will advance the state of the art through research and development, advance the state of the practice through support to critical projects including ATT&CK Evaluations and Caldera, and help our government sponsors use offensive security to improve cyber defense. MITRE's Cyber Threat Intelligence department is seeking is seeking creative and passionate people who will advance the practice of adversary emulation, threat emulation, and red teaming development and operations.
Huntsville, AL30+ days ago
li>Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Huntsville, AL30+ days ago
li>Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts. Track, report, and communicate status, risks, and improvement opportunities related to security engineering activities to leadership and stakeholders.
Huntsville, Alabama5 days ago
div>Create meaningful security artifacts including Attack Trees for operational systems, Key Management Plans for product or system crypto implementations, and System Security Plans for fielded platforms .
Our interviews will assess your hands-on experience with tactical DoD systems, your ability to design practical security solutions for operational environments, and your understanding of how to navigate DoD security processes.