Cybersecurity Engineer ElectrosoftCybersecurity EngineerFort Belvoir, VAThe engineer is responsible for planning, executing, and supporting vulnerability assessments, validating findings, prioritizing remediation activities, and implementing security controls to reduce organizational cyber risk. Computing Environment (CE): Microsoft Certified Solutions Associate or Expert, Cisco Certified Network Administrator, Microsoft Azure Security Technologies, Amazon Certified Security.
R&D Cybersecurity Engineer ElectrosoftR&D Cybersecurity EngineerFort Belvoir, VAThe R&D Cybersecurity Engineer is responsible for researching, evaluating, prototyping, and integrating emerging cybersecurity technologies that improve the organization's vulnerability management capabilities. The camaraderie we share emanates from Lunch & Learn sessions where we explore new ideas together, fun group activities ranging from escape rooms to miniature golf, and much, much more.
Senior Information Security Engineer, Offensive Security GrvtySenior Information Security Engineer, Offensive SecuritySterling, Virginia$175,000–$260,000 / yearSeeking experienced offensive security professionals to conduct security assessments, red team operations, and network exploitation activities in support of client security requirements. Pay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.
JIATF 401 System Engineer CACIJIATF 401 System EngineerAlexandria, VirginiaThe Systems Engineer will leverage Maven Smart System (MSS), Palantir, Power BI, Python, AI-enabled analytical tools, and digital engineering methodologies to evaluate system performance, assess interoperability, manage technical risks, and deliver integrated mission capabilities supporting senior military and civilian leadership. · Collaborate with engineers, software developers, cyber specialists, network engineers, data scientists, acquisition personnel, operators, and mission stakeholders to integrate complex technical systems into operational capabilities.
System Engineer, Senior CACISystem Engineer, SeniorSpringfield, VirginiaThe System Engineer, Senior works closely with Government stakeholders, program leadership, software developers, network engineers, cybersecurity personnel, system administrators, and mission partners to develop and maintain integrated technology solutions supporting operational requirements. The System Engineer, Senior serves as CACI's senior technical professional responsible for designing, integrating, implementing, and sustaining enterprise information technology and systems engineering solutions that support logistics, mission support, operational planning, and command and control capabilities.
Sr. Network Engineer Red RiverSr. Network EngineerChantilly, VirginiaHands-on experience with at least one SDN platform spanning WAN, campus LAN, or branch domains is required; deeper, hands-on deployment experience in the following areas is preferred: Experience with centralized/cloud network management and intent-based automation/cloud-managed platforms (e.g., Cisco Catalyst Center/DNA Center/Meraki, Juniper Mist/Marvis, Aruba Central) for unified LAN/WAN/wireless visibility and control preferred. Network Engineer operates in a professional services capacity delivering complex multi-site and multi-domain network solutions to enterprise customers across a variety of vendor platforms, with Cisco as the primary technology track.
Project Network Engineer LeidosProject Network EngineerCamp Springs, MarylandDuties include providing specifications for network architecture design, evaluate and perform assessments of current infrastructure to ensure solution meets customer requirements, conduct proof of concepts and/or recommend hardware/software purchases in support of new technologies on ways to improve the environment. August 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.
NewSenior Engineer Raft Company WebsiteSenior EngineerMcLean, VA$110,000–$180,000 / yearRaft (https://TeamRaft.com) is a customer-obsessed non-traditional defense tech company dedicated to empowering U.S. military and government agencies with cutting-edge AI/ML and data solutions. You will lead the automation of software delivery, infrastructure provisioning, and security integration while partnering closely with software engineers, cybersecurity teams, and customer stakeholders.
NewCivil Engineer, PE exp FederalCivil Engineer, PEChantilly, VA$118,700–$144,500 / yearActual compensation packages are based on several factors that are unique to each candidate, including but not limited to skill set, depth of experience, certifications, and specific work location. Should you need any special accommodations, please feel free to contact us at human.resources@expfederal.com and we will arrange for the most suitable accommodations based on your needs.
NewModeling Simulation and Analysis Engineer - Senior-Level Mission IntelModeling Simulation and Analysis Engineer - Senior-LevelSpringfield, VAJob Description Modeling, Simulation & Analysis (MS&A) Engineer (Senior-Level)TS/SCI Clearance Required | Support NGA Mission SuccessMission Intelligence Group is seeking a highly skilled Senior Modeling, Simulation & Analysis (MS&A) Engineer to support the National Geospatial-Intelligence Agency (NGA) and the broader National System for Geospatial-Intelligence (NSG). Desired QualificationsAdvanced EducationMaster's degree in:Computer ScienceInformation TechnologyEngineeringEngineeringManagementManagement Information SystemsMathematicsRelated STEM fieldTechnical ExpertiseWorking knowledge of Model-Based Systems Engineering (MBSE) methodologies, tools, and languages.
NewNetwork Engineer Essnova Solutions, Inc.Network EngineerWashington, DCThe 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. Job Description Network EngineerAbout Essnova Solutions Essnova Solutions is a fast-growing federal contractor delivering innovative technology, cybersecurity, cloud, and digital transformation solutions to Federal Government customers.
Staff Application Security Engineer The Nuclear CompanyStaff Application Security EngineerWashingtonWe expect every team member to continuously identify opportunities to automate workflows, enhance decision-making, improve processes, and contribute to the ongoing evolution of NOS as a strategic operating capability that enables The Nuclear Company to scale with excellence. This is a high-ownership role for a builder who is equally comfortable reviewing application architecture, threat modeling an API, improving GitHub security controls, and partnering directly with engineers to ship secure software quickly.
(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly) TopClearedRecruiting(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly)Chantilly, VirginiaCoordinating with various contractor and staff personnel to obtain the A&A content, as well as working with various customer security organizations to navigate the customers A&A process in order to achieve Authority to Develop (ATD), Interim Authority to Operation (IATT), as well as Authority to Operate (ATO). Basic knowledge is helpful, but not required for the following general topics: Cloud security control implementation, PKI implementation, STIG compliance and vulnerability management, and Security Development and Operations (SecDevOps).
NewDevSecOps / Security Engineer ZantechDevSecOps / Security EngineerArlington, VAThe DevSecOps / Security Engineer serves as the lead technical engineer for automation, CI/CD, and security posture of the cloud infrastructure, directly executing Technical Infrastructure and Platform Support requirements and supporting continuous Authority to Operate (ATO) under the DoD Risk Management Framework. 5 years supporting the Risk Management Framework (RMF) for DoD or federal systems, including DISA STIGs, vulnerability assessments, and patching/remediation.
Mid Forescout Cyber Security Engineer - TS/SCI Maania Consultancy ServicesMid Forescout Cyber Security Engineer - TS/SCIReston, VADoD 8570 Cybersecurity Service Provider - Infrastructure Support Certification (CSSP-IS), including CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND. DoD 8570 IAT Level III Certification such as SecurityX, CCNP Security, CISA, CISSP, GCED, GCIH, CCSP.
Security Engineer - Remote ICF International, IncSecurity Engineer - RemoteReston, VARemote$98,614–$167,644 / 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.
Web Application Security Engineer (Appsec / Devsecops) Essnova Solutions, Inc.Web Application Security Engineer (Appsec / Devsecops)Washington, DCEssnova Solutions is seeking an experienced Web Application Security Engineer to support a federal customer by integrating security throughout the software development lifecycle (SDLC) and protecting enterprise web applications and APIs from evolving cyber threats. Essnova Solutions is a growing technology consulting firm delivering innovative IT, cloud, cybersecurity, engineering, and digital transformation solutions to Federal Government clients.
Senior Active Directory Engineer - Active Top Secret required General Dynamics Information TechnologySenior Active Directory Engineer - Active Top Secret requiredWashingtonTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
IT Hardware Engineer Galapagos Federal Systems LLC.IT Hardware EngineerWashington, Washington, DC$135,000–$145,000 / yearFull timeWe deliver professional services in IT Design & Installation, Cybersecurity Engineering & Support, Application Integration & Development, Software & Hardware Engineering, Network & Systems Management, Information Systems Security, and Business Management Services. 5+ years of experience designing, deploying, and maintaining enterprise IT hardware systems, preferably within Department of Defense (DoD) or Intelligence Community (IC) environments.
Systems Engineer Multi Cloud CbSystems Engineer Multi CloudFt Belvoir, Virginia$190,000–$218,000 / yearThe selected candidate will collaborate with systems engineers, cybersecurity professionals, network engineers, and application teams to develop cloud architectures that align with DoD enterprise cloud strategies and Zero Trust objectives. This includes integration with SIEM/SOAR (Microsoft Sentinel and Defender XDR), enabling Zero Trust policy and governance across the multi-cloud environment, and implementation of ZT architecture leveraging Microsoft and common DoD technologies.