NewTS/SCI Backup Systems Administrator TEKsystemsTS/SCI Backup Systems AdministratorArlington, VA$65–$75 / hourApply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population.
NewSecurity Engineer 1 Accord Consulting LLCSecurity EngineerAnnapolis Junction, MDJob Description 1 Accord Consulting, LLC is a growing information and technology business founded on the basic principle of delivering customer mission success, while providing flexibility to maintain a work life balance. 1 Accord Consulting is a high-level engineering company providing a collaborative environment focused on technical excellence and meaningful contributions.
NewEnterprise Cloud Security Architect - Active TS/SCI ENS Solutions, LLCEnterprise Cloud Security Architect - Active TS/SCIReston, VAENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Associate’s degree and 5+ years of experience supporting IT projects and activities, Bachelor’s degree and 3+ years of experience supporting IT projects and activities, or Master’s degree and 1+ years of experience supporting IT projects and activities.
NewSecurity Product Reverse Engineer (TS/SCI w POLY) Falls TechnologySecurity Product Reverse Engineer (TS/SCI w POLY)McLean, VAAbout the Role:** Join our team as a Security Product Reverse Engineer to analyze and audit security products, focusing on vulnerability research and code exploitation. - At least 5 years of hands-on experience with Computer Network Exploitation (CNE) development and testing against at least one of: Personal Security Products, Security Appliances, or Embedded OS security.
NewUnmanned Aircraft Systems (UAS) Program Support VLincUnmanned Aircraft Systems (UAS) Program SupportWashington, DCJob Description VLinc is seeking a seasoned Senior Subject Matter Expert (SME) to provide full lifecycle acquisition support for the Unmanned Aircraft Systems (UAS) program under the U.S. Coast Guard's Office of Aviation Acquisition (CG-931). Coordinate UAS-related training logistics and CG-One account creation for Field Support Representatives (FSRs).Track and manage UAS vendor deliverables, mission equipment readiness, and shipboard compatibility.
NewSecurity & Architecture Engineer J5 ConsultingSecurity & Architecture EngineerChantilly, VADemonstrated experience with Cloud Service Providers (CSP) offerings, specifically AWS, Azure, and Oracle. Job Description J5 Consulting is a Maryland based company established in 2006 to provide computing and consulting services for government and commercial entities.
NewControl Systems Engineer (Japan - Onsite Position) RMC GlobalControl Systems Engineer (Japan - Onsite Position)Arlington, VAThe role requires regular collaboration with cybersecurity assessment teams and program managers, contributing to technical reports and client deliverables that document system integrity, performance, and any cybersecurity vulnerabilities with potential operational or mission impacts. The Engineer is also responsible for assisting in the development and validation of test plans, inspecting installed systems against design drawings and functional specifications, and ensuring integration of cybersecurity controls within engineering constraints.
NewSecurity Engineer - Zscaler TechximiusSecurity Engineer - ZscalerWashington, DCWorking with an enterprise network architecture, engineering, and implementation team supporting our Federal customer, the Security Engineering role will focus on providing Zscaler Engineering support and will be responsible for implementing the ZScaler solutions to manage connections between CISA users and cloud environments, applying IT Security Governance policies to prevent data exposure, ensure compliance across SaaS applications, and drive innovation for management, functionality, and reporting between disparate mission and IT groups. CISA includes the CISA Mission Enabling Offices (MEOs) and six Divisions: the Cybersecurity Division (CSD), the Emergency Communications Division (ECD), the Integrated Operations Division (IOD), Infrastructure Security Division (ISD), the Stakeholder Engagement Division (SED), as well as, the National Risk Management Center (NRMC), which are headquartered within the National Capital Region (NCR).
NewSecurity Specialist - TEMPEST Engineer Armada LtdSecurity Specialist - TEMPEST EngineerArlington, VASecurity Specialist – TEMPEST Engineer coordinate with the Air System Contractor, United States Government entities, and Certified TEMPEST Technical Authorities to support compliance with established TEMPEST regulations. Security Specialist – TEMPEST Engineer maintain coordinated communication among stakeholders to ensure consistent application of TEMPEST guidance across all relevant F‑35 facilities and systems.
NewSecurity Engineer @OrchardSecurity EngineerBethesda, MD$75,000–$80,000 / yearBachelor’s degree in computer science, engineering, or a related field or an equivalent combination of education and experience and appropriate technical certifications, with at least twelve (12) years of experience in information technology and (4) years leading or performing systems engineering or related functions. Support a federal healthcare enterprise environment by collaborating with and providing support to other IT Operational Service Areas (Server/Storage, Network, Service Desk, Application Development) in the design, development, and testing of solutions, as well as diagnosing, troubleshooting, and remediation of issues.
NewSecurity Infrastructure & Exposure Engineer AnaVationSecurity Infrastructure & Exposure EngineerReston, VAThe following individual certifications cover both certification requirements for this program: CompTIA Cybersecurity Analyst, CySA+; EC-Council Certified Network Defender (CND); GlAC Global Industrial Cyber Security Professional, GICSP; (ISC)2 System Security Certified Practitioner (SCCP). You will engineer internal tools and automated pipelines that proactively map assets, model attack paths, and eliminate security blind spots before they can be exploited.
Senior Systems Engineer LeidosSenior Systems EngineerLaurel, MD$131,300–$237,350This may include decomposing features into workable stories, prioritizing or reprioritizing items in the backlog for upcoming sprints, refining acceptance criteria and complexity estimates or removing tickets that are no longer relevant. Leidos has an exciting opening for you, as our next TS/SCI cleared Senior Systems Engineer, to play a critical role with design, engineering, development and deployment of software supporting the DIA-NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP).
NewSpacecraft Operations and Systems Integration Engineer LV8D SolutionsSpacecraft Operations and Systems Integration EngineerChantilly, VALV8D Solutions is an elite Systems Engineering and Technical Advisory (SETA) company that delivers advanced systems engineering, integration, acquisition, mission operations, network communications, and cybersecurity support to our defense and intelligence customers. We specialize in every aspect of our customers’ space and ground mission systems while offering exceptional work-life balance and an exemplary compensation and total rewards package designed to recruit, train, and retain top talent and committed to national defense and career growth.
NewSenior Cloud Security Specialist (API) Custom Software Systems Inc.Senior Cloud Security Specialist (API)Washington, DCProvide technical expertise and support to customers, IT management, and staff in cloud security threat risk assessments, development, testing, and the implementation and operation of appropriate information security plans, procedures, and controls techniques designed to prevent, minimize, or quickly recover from cyber-attacks or other serious cloud events. Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps, and vulnerability management.
Lead Systems Engineer LeidosLead Systems EngineerBurke, VA$107,900–$195,050If 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 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.
Model-Based Systems Engineer LeidosModel-Based Systems EngineerWashington, DC$69,550–$125,725Bachelor’s degree in engineering or related field with 2+ years of prior relevant experience or a master’s degree with at least a year experience in one of these areas: systems engineering, software engineering, test engineering or related field. March 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.
Senior Model Based Systems Engineer LeidosSenior Model Based Systems EngineerAlexandria, VA$107,900–$195,050Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field. Your role will directly support our diverse portfolio of programs through a combination of requirements and design architecture analysis; MBSE Model development; mentoring junior engineers and assisting technical leadership develop briefing material.
NewSenior Ovation DCS Programmer / Control Systems Engineer Hazen and SawyerSenior Ovation DCS Programmer / Control Systems EngineerFairfax, VARemoteJob Description Hazen and Sawyer is seeking an experienced Senior Ovation DCS Programmer / Control Systems Engineer to support the design, implementation, commissioning, and long-term support of Emerson Ovation Distributed Control Systems for water and wastewater treatment facilities. The successful candidate will serve as a technical lead, supporting project delivery while mentoring junior staff and collaborating closely with operations, engineering, and project management teams.
NewPrincipal Security Endpoint Engineer Nyla Technology SolutionsPrincipal Security Endpoint EngineerAnnapolis Junction, MDEducation: Bachelor’s Degree in Data Analytics, Intelligence Studies, Computer Science, Finance/Economics, or a related discipline, PLUS 20 + years of specialized data analytics or financial intelligence experience OR High School Diploma / GED , PLUS 25 + years of hands-on intelligence analysis, financial tracking, and data discovery experience in lieu of a degree. Operating across a classified, multi-domain infrastructure, you will drive the strategic architectural design, end-to-end integration, deployment, and optimization of premier endpoint security platforms—specifically Microsoft Defender for Endpoint (MDE) and Trellix HX .
NewCyber Security Analyst - Sr. Consultant level VisaCyber Security Analyst - Sr. Consultant levelAshburn, VA$152,200–$243,700 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. If you would like to join a company where security is truly valued, where you can work with like-minded peers who are passionate about the art & science of cyber defense, and where you can use state of the art tools for maximum impact, then we have a home for you.