ISSE SME - Secure Systems & DevSecOps Expert
Leidos
Leidos is seeking an Information Systems Security Engineer (ISSE) SME to design, implement, and sustain secure information systems supporting mission operations. You will collaborate with ISSMs, developers, and government stakeholders to embed security controls and ensure resilience against evolving threats. You will install, configure, and maintain security tools, perform vulnerability assessments, and ensure proper integration into DevSecOps pipelines for continuous security testing and #J-18808-Ljbffr Leidos
- Leidos is seeking a Cybersecurity Engineer SME in the Intel Sector's ASBA to protect customer information systems and support DevSecOps across lifecycle stages. You will implement security controls, collaborate with ISSEs/ISSMs and developers, and ensure compliance with...Suggested
- ...hiring a Cybersecurity Engineer SME to protect customer information systems and to design, implement, and maintain security controls across mission systems. You will work with ISSEs, ISSMs, developers, and... ...stakeholders through the DevSecOps lifecycle. The role emphasizes...Suggested
$190k - $250k
...Incorporated (MTSI) is seeking an Air Warfare Systems Subject Matter Expert specializing in air warfare. You will... ...critical in advancing U.S. national security by ensuring cutting-edge air domain... ...to:Serve as a subject matter expert (SME) for platforms, systems, and...SuggestedContract work- ...SOEH) Senior Analyst and Subject Matter Expert (SME)Concurrent Technologies CorporationArlington... ...a dedicated team shaping a safer, more secure future. Elevate your readiness posture... ...evaluations, audits, and management system certifications.Assists in preparing senior...SuggestedFull timeFor contractorsWork at office
$92.3k - $166.85k
...Configuration Manager (MECM) Subject Matter Expert (SME) and Team Lead to support DISA J-6/J-9... ...remediation, patching, operating system imaging, application deployment, and infrastructure... ...readiness and compliance with DoD security requirements.Clearance: Top Secret at time...SuggestedFull time$90k - $175k
Joint Training & Doctrine Subject Matter Expert (SME) Location: Arlington VA (On-site) Employment Type: Full-Time Security Requirement: Active Secret Position Overview Nationwide... ...Government-designated training management systems. Strong written and verbal communication...Full timeWork at officeRemote work- A defense consulting company is seeking a Nuclear Command, Control, Communications (NC3) Subject Matter Expert (SME) located on-site at the Pentagon in Arlington, VA. The ideal candidate must possess a Bachelor's degree, a TS/SCI level clearance, and a minimum of 25 years...Full timeContract work
- Twenty Technologies, based in Arlington, VA, seeks a security‑focused DevSecOps leader to build our security platform across AWS, CI/CD, and container ecosystems. You will own runtime security, IAM, secrets management, and compliance, embedding security into developer...
- User Interface Subject Matter Expert (SME) / UI Team Lead Active Secret clearance required.... ...that solutions are scalable, maintainable, secure, and aligned with mission and business... ...technologies to support scalable and resilient system architectures. Support application and...For contractorsWork at office
- ...DescriptionProSidian Seeks a Environmental Subject Matter Expert (SME) | Environmental Facilitation Services [... ..., including business processes, data, systems, and peopleCommunication - ability to... ...and services you buy on a daily basis.Security Clearance: Due to the nature of our...Full timeContract workFor contractorsH1bWork at officeFlexible hours
- ...accomplish this support a recognized expert(s) in a specified field or... ...a specific task requirement. SME cost will be proposed and... ...understanding of agricultural systems, practices, policies, and issues... ...agricultural sustainability, food security, and rural prosperity....Full timeTemporary workFor contractorsFlexible hours
- ...LLC is looking for a Subject Matter Expert/Functional Area Expert (SME/FAE) to provide support for our... ...evaluations, and develops recommendations for system improvements, optimization,... ..., logistics, facilities management, security, and contract administration. Drafts...Contract workInterim roleWork at officeMonday to Friday
- ...support a high-visibility national security program requiring advanced... ...governance. The Cybersecurity SME serves as a senior technical... ...governance across mission‑critical systems. This role ensures alignment... ...RESPONSIBILITIES Provide expert‑level cybersecurity advisory support...Full time
- ...experienced Telecommunications Subject Matter Expert (SME) to provide technical, acquisition, and... ...environments, complex systems engineering initiatives, and Federal acquisition... ...environment. Working knowledge of network security and cybersecurity practices ....Contract workFor contractors
$135k - $273k
...Senior AI Subject Matter Expert (SME) to be part of our Integrated Warfare Systems Division and based out of our Arlington... ...maintaining high reliability, security, and mission assurance standards... ...AI capabilities into DevSecOps pipelines deploying or operating...Full timeWork at officeImmediate start- ...Nuclear Stockpile Stewardship Subject Matter Expert (SME) ANSER The Role ANSER enhances national and homeland security by strengthening public institutions. We provide... ...warheads, bombs, and associated delivery systems, across National, DoD, Joint, and Service levels...Full timeWork at office
$135k - $210k
...Travel: less than 10% WORK AUTHORIZATION/SECURITY CLEARANCE U.S. Citizen Secret –... ...are seeking a EDI/XML Subject Matter Expert (SME) - Intermediate REQUIRED QUALIFICATIONS... ...Science, Engineering, or Information Systems/Technology) Certifications DoD 81...Full timeContract workTemporary workLocal areaMonday to FridayWeekend workDay shiftAfternoon shift- ...Title: Subject Matter Expert (SME) Location: Washington, DC Job Description: The... ...Information Technology (e.g., Information Systems Architecture, Telecommunications Systems... ...Integration, Software Development Methodologies, Security Engineering, Communications and Network...
- ...Operations & Sustainment Subject Matter Expert (Weapon Systems) | Aerospace & Defense Operation &... ...Weapon System & Institutional Support SME | Operation & Support (O&S) Cost Driver... ...include installations, combat support (security forces squadrons, logistics readiness squadrons...Full timeContract workTemporary workFor contractorsWork at officeFlexible hours
- ...Principal Network Architect / Subject Matter Expert (SME) to serve as the senior technical... ...internal teams across cloud, WAN, LAN, and security, which slows incident resolution and... ...degree in Computer Science, Information Systems, Mathematics, Engineering, or a related...Full timeContract workTemporary workFor contractorsInterim roleWork at office
$120k - $150k
...for the Welfare, Defense, and Security of Our Nation Blake Willson Group (BWG) unites deep domain experts with technologists who leverage... ...Business Process Improvement SME to support financial management... ...with legacy financial system conversions and modernization...Local area$146k - $234k
ResponsibilitiesWe are seeking an Expert-Level GEOINT System Integrator with hands-on experience across... ...Integration Team, you will serve as a key SME leading agency and joint transition... ...is a next-generation national security company that drives missions of consequence...Contract workShift work- Subject Matter Expert | Nuclear Energy Subject Matter Expert (SME) [DNE013] ProSidian is a Management and Operations... ...maintenance, and Balance of Plant support systems and deployment. Key... ...related to the ACP Facilities. Analyze security/facility access programs, maintenance...Full timeContract workFor contractorsWork at office
$180k - $205k
...Job Description Systems Engineer - Expert This position requires an active TS/SCI with Polygraph to be considered. A government contract... ...tools and guidelines from past experience. Security Patching. Support of Servers in an AWS environment....Permanent employmentFull timeContract workLocal area- ...agencies. We are seeking a VA Subject Matter Expert (SME) who will serve as a Team Lead... ...EBQI) initiatives across VA Health Care Systems (HCSs). Leveraging extensive experience... ...requirements, VA policies, procedures, security requirements, and established project methodologies...Contract workWork at officeLocal areaFlexible hours
$130k - $140k
...of hours, safeguard national security, and strengthen health and humanitarian... ...members, 1,500+ AI & data experts, and 100+ prime contracts, we... ...and Subject Matter Expert (SME) to join our team supporting the... ...of an existing Army system to the Ab Initio platform. This...Temporary workWorldwide$85k - $141k
Job Family:Business Systems AnalysisTravel Required:Up to 10%Clearance... ...Accessibility Subject Matter Expert, you will collaborate directly... ..., managing, and working SME policy self-inspection checklists... ...sets, experience and training, security clearances, licensure and certifications...Full timeRemote workFlexible hours$90k - $150k
...(OFS) is seeking an experienced ISO Quality Management Systems (QMS) Subject Matter Expert to support a Federal Government client in Washington, DC... ...management practices. Must possess a Secret personnel security clearance. Must be able to support primarily onsite performance...Contract workWork at office- ...FutureG Role : 5G/6G Subject Matter Expert (SME), Contractor Location: Pentagon Clearance... ...challenges across defense, homeland security, public health, science, and emerging... ...commercial standards and military communication systems. ~ Next-Generation Research Vectors:...For contractorsRemote work
$62k - $141k
Nuclear Systems Analyst & JIPOE ExpertThe Opportunity: Threats to our military are regularly evolving and becoming more complex. What... ...proficiency to weaken these developing threats and contribute to the security of our country’s dynamic military resources? With all the...Full timeContract workPart timeWork at officeLocal areaRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to ISSE SME - Secure Systems & DevSecOps Expert. Be the first to apply!




