NewSenior Linux and Network Engineer Digital CloakSenior Linux and Network EngineerStafford, VADigital Cloak is seeking a highly skilled, self-motivated Linux and Network Engineer to operate as a matrixed resource managing and secure the enterprise digital infrastructure and contributing to client delivery efforts as needed. The ideal candidate will exhibit professionalism and strong interpersonal skills that allow them to effectively lead or contribute to cross functional efforts and engage directly with clients or stakeholders as needed.
NewSenior DevSecOps Engineer Omni FederalSenior DevSecOps EngineerChantilly, VA$182,100–$210,600 / yearWith a focus on areas such as Command and Control, Cybersecurity, Space, Geospatial, and Modeling Simulation, Omni leverages cutting-edge commercial technology tailored to government objectives, improving mission performance and delivering transformative outcomes for the Department of Defense (DoD), Intelligence Community (IC), and their end-users. Born out of the Department of Defense's software factory ecosystem, OMNI has risen as a trusted provider of Digital transformation Solutions focused on end-user empowerment, tackling complex mission challenges, and disrupting the status quo by driving successful outcomes at the speed of mission.
NewNetwork Engineer - Senior Dutch Ridge Consulting GroupNetwork Engineer - SeniorMerrifield, VASupport classified and unclassified environments, ensuring operational continuity, security compliance, and high availabilityAct as a technical escalation point for complex network incidents, outages, and performance issuesParticipate in architecture reviews, design sessions, and implementation planningCollaborate with Security, Cloud, Systems, and Application teams to ensure integrated solutionsSupport global operations, including after-hours support and maintenance windows as requiredDevelop and maintain engineering documentation, diagrams, and operational runbooksRequirementsActive/current Secret Clearance is required at the time of hire.5+ years of experience with hands-on enterprise network experienceProfessional certification (e.g., CCNP, CCDP)Installing, configuring, and troubleshooting various network architecturesKnowledge of the inner workings of the major network routing protocols, including dynamic routingExperience with a variety of firewallsSolid background in network administration and architectureKnowledge of building, developing, and maintaining SD-WAN environmentsFamiliarity with access control models and network securityExperience with network diagnostic, monitoring, and analysis toolsSolid understanding of network operating systems (Aruba, Juniper, Cisco)Solid understanding of VPNSharp troubleshooting skillsTerminating fiber and network cablesAbility to work independentlyDesigning, writing, and updating both system documentation and network diagramsBachelors degree in a related field or relevant work experience. The position also requires administering network (Cisco ACI), compute (Cisco UCS), and virtualization (VMware, UCS Director) environments, performing network diagnostics and analysis, troubleshooting production outages with service providers, terminating fiber and network cables, and independently designing, writing, and updating system documentation and network diagrams.
NewSenior PBAC Engineer EPAM SystemsSenior PBAC EngineerWashington DC, DCGeneral knowledge of Active Directory (AD) or other LDAP Directory Services, Intrusion Detection, Security Policies / GPOs, Operating System (OS) hardening, Single Sign-on (SSO), Federation (SAML and/or OIDC), Multi-Factor Authentication (MFA), Certificates/Public Key Infrastructure (PKI), Identity Management concepts, Cloud Technology and device authentication a plus. In this role, the Senior IAM Engineer will focus on pBAC / PBAC (Policy-Based Access Control) capabilities, including centralized policy decisioning, distributed policy enforcement integration, attribute/context aggregation, and auditability to meet security and compliance expectations.
NewSpace Reconnaissance Engineer/Technical Analyst National Reconnaissance Office (NRO)Space Reconnaissance Engineer/Technical AnalystChantilly, VA$105,262–$136,848 / yearPrepare and evaluate plans and designs for engineering projects; researches technology trends and patterns; conducts technical analysis; evaluates the value and applicability of new technology; and provides engineering expertise and advice on program planning over a broad range of engineering, architecture or scientific programs. This position meets the qualifications for Defense Civilian Intelligence Personnel System (DCIPS) Targeted Local Market Supplement (TLMS) STEM pay for NRO Cadre employees and candidates as authorized by the office of the Under Secretary of Defense for Intelligence and Security’s (OUSD(I&S)).
NewSenior Network Engineer (SME) Global Enterprise Services, LLCSenior Network Engineer (SME)Washington, DCGES is seeking a Senior Network Engineer (SME) to lead the design, implementation, and sustainment of secure enterprise network infrastructure supporting Pentagon operations. Design, configure, and maintain Cisco, Juniper, Aruba, and Stratix network devices.
NewEngineer Essnova Solutions, Inc.EngineerWashington, DCJob Description EngineerAbout Essnova Solutions Essnova Solutions is seeking an Engineer to support enterprise endpoint engineering, device lifecycle management, security operations, and infrastructure modernization efforts for an upcoming federal program. Bachelor's degree in Information Technology, Cybersecurity, or related field preferred and may be substituted with relevant experience.
Senior AI Security Engineer The MITRE CorporationSenior AI Security EngineerMclean, VA$143,600–$179,500 / yearBasic Qualifications: Typically requires a minimum of 5 years of experience in artificial intelligence with a Bachelor's degree in a relevant field; or 3 years and a Master's degree; or a PhD with relevant experience who can immediately contribute at this job step; or equivalent combination of AI-related education and work experience. The TSAI Department supports our sponsors' missions by delivering capabilities for securing and increasing trust in AI-enabled systems, including data driven AI risk awareness and mitigation, AI red teaming, and trusted tools and techniques for applying AI in high consequence environments.
NewRF Engineer Castellum IncRF EngineerArlington, VAThis role will directly support DoD stakeholders by delivering technical RF solutions that enable secure, interference‑free communication and operational readiness. Corvus Consulting LLC is seeking an RF Engineer to support a Department of Defense Chief Information Officer (DoD CIO) Persistent Spectrum Monitoring mission.
NewAI Platform Engineer - Senior ARSIEMAI Platform Engineer - SeniorColumbia, MDThis role is ideal for a technically strong engineer who understands how to stand up, assess, and guide modern AI platforms in secure government settings, with particular familiarity in cloud and enterprise ecosystems such as Microsoft Azure and Amazon Web Services (AWS). We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
NewAI Engineer - SME ARSIEMAI Engineer - SMEColumbia, MDThis role is intended for a hands-on technical professional who understands how modern AI systems are built and can help guide teams developing practical solutions using large language models, agentic workflows, orchestration frameworks, and supporting software infrastructure. Working knowledge of one or more agentic or orchestration frameworks such as LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex, or similar ecosystems.
Senior Security Engineer Lentech Inc.Senior Security EngineerLinthicum, MDPreferred : Experience with systems engineering; Knowledge of the Risk Management Framework (RMF) process and NIST 800-53 security controls; Knowledge of a national agency’s corporate systems and their implementation of security controls; Knowledge of 800-53 security controls and how to apply them to a system; Ability to assess residual risk based on threat and security control implementation; Possession of excellent verbal and written communication skills; Bachelor's degree in a technical field. 6+ years of experience in system security engineering principles, including assessment of overall security posture of U.S. government computer networks; 5+ years of experience conducting and coordinating COMSEC, INFOSEC, or IA activities; Experience with requirements gathering and analysis and client and stakeholder engagement through working groups and technical exchange meetings; Knowledge of system or security architecture; Ability to work both individually and in a team environment in an enterprise-level organization; HS diploma or GED.
Sr. Cyber Security Engineer Seneca HoldingsSr. Cyber Security EngineerChantilly, Virginia$135,000–$220,000 / yearThis team member will work to engineer, design, and sustain Comply-to-Connect (C2C) deployment support to migrate and maintain critical services across unclassified and classified environments. Experience deploying enterprise security software products including but not limited to firewalls, IPS, Anti-Virus, and network management systems.
5G Cyber Security Engineer (Active TS/SCI Clearance) Akima, LLC5G Cyber Security Engineer (Active TS/SCI Clearance)Fort Meade, Maryland$140,000–$150,000 / yearPrevents the compromise of privileged account credentials from cyberattacks, promote credential hygiene and cybersecurity best practices, while ensuring systems/services comply with DoD cybersecurity requirements. Develops 5G reference architecture Course of Action (COAs), including network slicing as a service (NSaaS), that showcase leveraging secure carrier networks to access the DoDIN.
NewCloud Security Architect Genesis Consulting Partners, LLCCloud Security ArchitectWashington, DCGenesis Consulting is seeking an experienced Cloud Security Architect to support the GSA GO.gov travel modernization program by leading the design, assessment, and implementation of secure cloud architectures that comply with Federal security and risk management requirements. This profile reflects extensive experience leading FedRAMP sponsorships, GSA security engineering, cloud architecture reviews, and securing GO.gov and SAP Concur integrations.
NewInformation System Security Engineer - Federal Customer Dell, Inc.Information System Security Engineer - Federal CustomerMclean, VAFull timeThis role is responsible for embedding security into system design, hardening platforms, supporting authorization activities, and resolving vulnerabilities in partnership with engineering and operations teams. The ideal candidate brings strong technical depth, security engineering discipline, and the ability to translate requirements into practical, supportable controls.
Information Systems Security Engineer Level 3 (ISSE 3) ARSIEMInformation Systems Security Engineer Level 3 (ISSE 3)Columbia, MDDesign, develop, implement, and/or integrate IA and security systems and system components, including those for networking, computing, and enclave environments, including those with multiple enclaves and differing data protection/classification requirements. Experience with risk assessments, security architect solutions, data visualizations, project management, and strong verbal and written communication are preferred.
Software Security Engineer- Cloud/Govcloud (Top Secret Cleared) ICF International, IncSoftware Security Engineer- Cloud/Govcloud (Top Secret Cleared)Reston, VARemote$81,499–$138,549 / yearPay Range- There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. If you accept this position, you should note that ICF does monitor employee work locations and blocks access from foreign locations/foreign IP addresses and also prohibits personal VPN connections.
Security Engineer Omm IT SolutionsSecurity EngineerWashington, WashingtonThe Security Operations Engineer shall be responsible for implementing new firewall architectures, upgrades and features as necessary and assisting in the administration of all information security firewalls to include updates, upgrades, policy administration, and validation. Minimum six (6) years of experience configuring and administering firewall technologies such as carrier class Checkpoint Firewalls, Palo Alto and Network Security Policy Management.
Principal Cloud Engineer Seneca HoldingsPrincipal Cloud EngineerChantilly, VirginiaThe Principal Cloud Engineer will leverage their strong technical background and knowledge to design, implement, and manage secure cloud infrastructures in support of mission-critical operations, with a strong focus on security monitoring and threat detection. •Supporting AWS, Azure, Oracle, and GCP cloud services and infrastructure using Infrastructure as Code (IaC) tools such as Terraform or ARM templates.