Infrastructure Engineer Electrosoft Services, IncInfrastructure EngineerWashington, DCThe engineer is responsible for inventory, installation, replacement, troubleshooting, upgrades, preventative maintenance, ticket response, field dispatch, system documentation, and coordination with STIM technical teams, federal stakeholders, OPDIV points of contact, and logistics/inventory staff. This role supports security tools, supporting infrastructure, client computer systems, servers, workstations, switches, KVM/console devices, APC/rack management devices, and related network/security equipment.
Information Systems Security Engineer VTGInformation Systems Security EngineerChantilly, VirginiaFull timeOverview: VTG is seeking a highly skilled Information Systems Security Engineer (ISSE) to design, implement, and maintain security controls across enterprise systems and networks. Support the Risk Management Framework (RMF) lifecycle, including system categorization, control selection, implementation, assessment, and authorization.
(648) Cd/Toc Network Analyst Senior Arlo Solutions(648) Cd/Toc Network Analyst SeniorArlington, VARequired experience includes: Conducting all-source intelligence analysis by integrating classified reporting, law enforcement information, financial intelligence, communications data, commercial databases, and open-source intelligence (OSINT) to identify, assess, and characterize criminal, terrorist, illicit finance, and transnational threat networks. This position provides advanced all-source intelligence analysis and entity-level network analysis in support of U.S. Government efforts to identify, disrupt, and dismantle transnational organized crime (TOC), drug trafficking organizations (DTOs), terrorist organizations, illicit financial networks, and other national security threats.
(648) CD/TOC Network Analyst Senior Arlo Solutions(648) CD/TOC Network Analyst SeniorArlington, VARequired experience includes: Conducting all-source intelligence analysis by integrating classified reporting, law enforcement information, financial intelligence, communications data, commercial databases, and open-source intelligence (OSINT) to identify, assess, and characterize criminal, terrorist, illicit finance, and transnational threat networks. This position provides advanced all-source intelligence analysis and entity-level network analysis in support of U.S. Government efforts to identify, disrupt, and dismantle transnational organized crime (TOC), drug trafficking organizations (DTOs), terrorist organizations, illicit financial networks, and other national security threats.
NewPhysical Security/Information Assurance (PS/IA) Specialist I Amatriot Group, LLCPhysical Security/Information Assurance (PS/IA) Specialist Iandrews air force base, MD$113,500–$114,000 / yearProvides physical security (PS) and information assurance (IA) support for collateral, SCI, and SAP systems in accordance with JSIG and other DoD and national guidance for facilities with internal networks and guest systems. *This represents the potential salary range for this position depending on education level, years of experience and/or certifications in addition to other position specific requirements which may impact salary .
Information Assurance and Security, Senior Advisor Vets HiredInformation Assurance and Security, Senior AdvisorMcLean, VirginiaStrong systems integration and collaboration skills with demonstrated track record; strong planning skills; strong communication skills; very good understanding and working familiarity with Microsoft Office products (i.e., Excel, Word, PowerPoint, Project, Visio), and proven ability to act with minimal direction to accomplish program objectives; self starter. Incumbent is responsible for supporting client's assessment and authorization (A&A) process for a portfolio of ~40 mission systems; works collaboratively with systems engineering, development, integration and project team technical leadership to assist/facilitate the production of quality Body of Evidence (BOE) packages with the objective of achieving Authority to Operate (ATO) certifications that enable mission/operational objectives.
Network Engineer Essnova SolutionsNetwork EngineerWashington, District of ColumbiaThe successful candidate will contribute to network modernization initiatives, support Zero Trust architecture objectives, and assist with maintaining highly available and secure infrastructure supporting mission-critical operations. Essnova Solutions is seeking a Network Engineer to support the design, implementation, maintenance, and optimization of secure enterprise network environments.
Cloud Security Engineer/Architect (Hybrid) A.C. CoyCloud Security Engineer/Architect (Hybrid)Falls Church, VirginiaAPI-First Automation: Deep expertise in building "glue code" that connects disparate COTS and custom applications via secure, automated APIs to streamline cross-functional business activities. Responsibilities: Security Architecture Vision: Lead the design of a global Zero Trust architecture, ensuring robust identity governance (IAM), network micro-segmentation, and data encryption across AWS, Azure, or GCP.
Principal Endpoint Security Systems Engineer LeidosPrincipal Endpoint Security Systems EngineerBethesda, MarylandWorking in a hybrid cloud/on-prem mission environment the engineer will support integration of Linux and Windows hosted mission systems with the endpoint security product and maintaining the scan policies to ensure proper protection of mission systems from external threats. January 21, 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.
Cyber Security Engineer NoblisCyber Security EngineerWashington, Washington, DC$86,800–$135,625 / yearFull timeCompensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. Personnel performing cybersecurity functions must meet DoD cybersecurity workforce certification requirements in accordance with DoD Manual 8140.3 for their designated role within 9 months of hire.
Cyber Security Development Engineer - JobID-0255 Innovative Defense TechnologiesCyber Security Development Engineer - JobID-0255Arlington, Virginia$90,000–$184,000 / yearThe Cyber Security Development Engineer is a highly technical role focused on ensuring the security and resilience of our software and systems and will be responsible for designing, building, and maintaining secure systems, applications, and infrastructure to protect against cyber threats. About The Role: Innovative Defense Technologies (IDT), a leading defense technology company, is seeking a Cyber Security Development Engineer to be part of our Advanced Capabilities team and based out of our Arlington, VA location.
Application Security Engineer LeidosApplication Security EngineerAshburn, VirginiaThe Department of Homeland Security (DHS), Customs and Border Protection (CBP) Cyber Security Directorate (CSD) Security Operations Center (SOC) is a US Government program responsible to prevent, identify, contain and eradicate cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet connection, public facing websites, wireless, mobile/cellular, cloud, security devices, servers and workstations. Leidos is looking for an Application Security Engineer to support: Application Security Operations and Maintenance, Application Security Configuration Management and Application Security Logging and Vulnerability Management: Ensure continuous monitoring of all CSD managed applications and implement an alerting system for critical incidents.
NewSenior Cyber Security Engineer Brown and Caldwell IncSenior Cyber Security EngineerAlexandria, VA$129,000–$177,000 / yearWorking knowledge across many of the following domains, with deeper hands-on expertise in at least three or four: identity & access management; communications & network; asset; operations; software development; application; SIEM and detection engineering; automation/scripting; incident and vulnerability management; and assessment/compliance/audit support. The Senior Cyber Security Engineer protects the companys systems and information by designing, building, and supporting complex security solutions while driving the organizations compliance posture against applicable industry frameworks and client requirements.
NewSenior Consultant - Physical Security Designer Control RisksSenior Consultant - Physical Security DesignerWashington, DC$115,000–$130,000 / yearBachelor's degree in architecture or engineering, including civil, structural, electronics, electrical, or a related engineering discipline; alternatively, a bachelor's degree in a security-related field with relevant electronics engineering and/or physical protection systems design experience, or a high school diploma with 7+ years of relevant physical protection systems design experience. Working knowledge of non-electronic physical protection systems and design approaches, including perimeter fencing, CPTED, vehicle barriers, hostile vehicle mitigation, protective design, and facility hardening measures.
Network Architect Emergent TechnologiesNetwork ArchitectReston, VirginiaWith our comprehensive technological solutions, we aim to share our expertise to help these entities develop a strategic plan, ensure a seamless implementation process, and produce accurate and efficient results. This position is ideal for a self-driven, detail-oriented professional with deep knowledge in enterprise network design, implementation, automation, and cloud integration.
NewTier II Network Technician Leidos Holdings IncTier II Network TechnicianSpringfield, VA$59,150–$106,925 / yearThe Digital Modernization Sector at Leidos has an opening for a Tier II Network Technician to support the customer's computer data communications systems, in providing design specifications, testing and inspections for computer networks; plan and implementing upgrades; as well as, analyzing and organizing corresponding hardware and software combined solutions through network modeling. 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.
NewJuniper Engineer / Network Integration Engineer - C Telos CorpJuniper Engineer / Network Integration Engineer - CAshburn, VAResponsibilities: Build solution designs and integrate solution development for various network devices focused on SD-WAN implementation of Juniper network devices, includes integation of LAN, WAN, Video services, Wireless and 5G LTE. Relies on extensive knowledge of networks to facilitate the design of wired/wireless LAN/WAN systems and enable their integration into an existing wired network.
Information Systems Security Engineer Level 1 Applied Integrated TechnologiesInformation Systems Security Engineer Level 1Arrowhead, MDParticipate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of secure networking, computing, and enclave environments. Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of secure networking, computing, and enclave environments.
Cyber Network Operator PeratonCyber Network OperatorChantilly, Virginia$176,000–$282,000 / yearFull timeFamiliarity with commonly used large-scale service components (webservers, databases, load balancers, caching servers, storage cluster, etc.). 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.
CISCO Senior Network and Communications Infrastructure Architect Magnus Management Group LLCCISCO Senior Network and Communications Infrastructure ArchitectWashington, DCRemoteFull timeSenior network and communications infrastructure architects oversee the workflow involved in maintaining the enterprise network to include CI-1 Network, CI-2 backbone infrastructure, WLAN, and CI-1 cloud networks. They are responsible for designing and implementing the CI’s network wired and wireless infrastructure, resolving advanced support issues, and managing the network and communications infrastructure architect staff.