Security Engineer Data Protection & Email Security ConsultNetSecurity Engineer Data Protection & Email SecurityRockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. We are seeking an experienced Security Engineer to design, implement, and maintain security controls that protect enterprise systems and sensitive data.
Engineer, Systems & SaaS MLBEngineer, Systems & SaaSWashington, District of ColumbiaReporting to the Director, IT Operations, the Systems & SaaS Engineer is the senior IT Operations staff member responsible for the architecture, design, implementation, administration, and optimization of enterprise systems and SaaS platforms across a hybrid cloud and on-premise environment, with a primary focus on Microsoft 365, Azure, and integrated SaaS applications. The Engineer enables a modern, automated, AI-ready digital workplace, maintains system reliability, drives integration and automation, provides technical guidance and serves as the senior escalation point and design authority for all systems and SaaS matters.
Application Security Engineer (Cloud / Application Security) Expert In Recruitment SolutionsApplication Security Engineer (Cloud / Application Security)Washington, DCCollaboration and Communication: Collaborate with cross-functional teams, including developers, operations, and DevOps, to integrate security seamlessly into the development lifecycle. Lead and manage security incidents, conducting thorough investigations as needed to identify root causes and facilitate effective remediation as needed.
Senior Network Engineer JCS Solutions LLCSenior Network EngineerArlington, VABachelor’s degree in computer science, Electrical/Network Engineering, Information Systems, or a related technical discipline with 8-12 years of relevant experience, OR a master’s degree with 6-10 years of relevant experience. JCS Solutions LLC is seeking an experienced and motivated Senior Network Engineer to support the Defense Threat Reduction Agency (DTRA) on the Integrated Information Technology Support Services (I3TS) contract.
Senior Network Engineer/SME AmentumSenior Network Engineer/SMEArlington, Virginia$235,000–$265,000 / yearDevelop and present briefings and/or technical papers, to convey project status, objectives, and strategic milestones to managers; identify and quantify risks that would affect the quality, timeliness, and cost of project services and deliverables; recommend risk avoidance and mitigation plans. MS degree in Engineering, Computer Science, Telecommunications, Project Management, or related discipline or 20+ years of Department of Defense (DoD) operational experience with communications-electronic systems and voice, video, and data networks.
Senior Engineer, Cloud And System Security SESSenior Engineer, Cloud And System SecurityMclean, VADesign, implement and automate advanced cloud, system and application security controls leveraging best of breed and cloud native state of the art security technologies, including EDR, O365 Security, data leakage prevention and rights management, identification and access management, active directory security, secure software development. You will autonomously lead and deliver complex cyber security implementation projects and design, implement and automate advanced cloud, system and application security controls leveraging best of breed and cloud native state of the art security technologies.
NewInsider Threat Program Senior Network Engineer LeidosInsider Threat Program Senior Network EngineerLorton, Virginia$139,100–$251,450 / yearThe ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlation which in turn help address and eliminate potential threat actors from compromising the DHS mission in safeguarding the homeland. The Digital Modernization Sector at Leidos currently has an opening for a Senior Network Engineer supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP).
Network Engineer LeidosNetwork EngineerWashington DC, District of ColumbiaThe successful candidate will be responsible for managing the agencies’ local area network (LAN) and Wi-Fi, maintaining and upgrading network infrastructure, including wired and wireless access points, Zscaler Client-Connector end-user host clients, and Zscaler App-Connector instances, managing and configuring Zscaler Zero-Trust access policies, and providing security upgrades. July 24, 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.
NewNetwork Engineer, Senior Booz Allen Hamilton Inc.Network Engineer, SeniorUSA, VA$77,500–$176,000 / yearWork closely with other IT and facilities team members, project teams, clients, architects, engineers, subcontractors, vendors, material suppliers, and other technical resources with analyzing business and technical requirements to develop system designs, estimates, implementation plans, and management and customer reports, and coordinate the structured cabling design with other design disciplines. 2+ years of experience documenting complex network and security architectures, procedures, and troubleshooting workflows, including Zero Trust Network Access (ZTNA) implementations or detailed documentation of BGP policy behavior, NGFW IDS or IPS configurations, or NAT or SNAT translation flows.
Linux Systems Engineer (TS/SCI) MaxaarLinux Systems Engineer (TS/SCI)Herndon, VirginiaYou will work with a dynamic team consisting of Linux Administrators, DevOps & Infrastructure Engineers, Systems Engineers to support computational design elements of high-performing Graphics Processing Units (GPUs) and harnessing that power to feed into the new Platform. Your work directly impacts national security and global issues, you will have the chance to contribute to missions that are of paramount importance to the United States and its allies, know that that the virtual environments you support are making a difference on a global scale.
NewElectronics Engineer US Department of EnergyElectronics EngineerWashington, DC$143,266–$175,504 / yearTo apply for this position, you MUST provide a complete application package which includes: Your two (2) page RESUMEshowing all relevant work experience (paid and unpaid) including: duties performed; full name and address of each employer; start and end dates (month/day/year); work schedule (part-time, full-time, number of hours if intermittent); salary; and any completed education and training (program title, subject area, number of hours completed, and completion date). Related Curriculum -- Successful completion of a curriculum leading to a bachelors degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelors degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance.
Network Engineer 4 - Washington, DC M.C. Dean, IncNetwork Engineer 4 - Washington, DCDistrict of Columbia, Washington, DC$125,120–$187,680 / yearFull timeAs part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets. The Network Engineer works to maintain network reliability, resolve issues promptly, and collaborate with other IT teams to ensure that networking systems support the organization's operational needs.
Network Engineer 3 - Washington DC M.C. Dean, IncNetwork Engineer 3 - Washington DCDistrict of Columbia, Washington, DC$104,240–$156,360 / yearFull timeAs part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets. Assists Senior Engineers in preparation of Designs, including: Narrative Design Documents, Systems Designs, Subsystem Designs (CAD / Panels / Layouts / Wiring / Hardware / Communications).
System Engineer Booz Allen HamiltonSystem EngineerChantilly, VirginiaMicrosoft Certified: Windows Server Hybrid Administrator Associate, Microsoft Certified: Azure Administrator Associate, CompTIA Network+, CompTIA Linux+, Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE), VMware Certified Professional - Data Center Virtualization (VCP‑DCV), or Cisco Certification such as CCNA Certification. Your technical expertise will be vital as you troubleshoot user issues, administer Windows servers and workstations, manage Active Directory and Group Policy, deploy system updates, support virtualization technologies, and ensure systems remain secure and compliant.
Senior Systems Engineer Emergent TechnologiesSenior Systems EngineerReston, VirginiaPOS - 424 Emergent Technologies Inc. is seeking a highly skilled Senior Systems Engineer with deep expertise in Microsoft Certificate Authority (CA), Public Key Infrastructure (PKI), and cloud technologies to join our mission-critical program supporting a government customer. With 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.
Windows Infrastructure Engineer CACIWindows Infrastructure EngineerChantilly, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. You will be a proactive self-starter requiring minimal supervision who can monitor existing infrastructure, identify and coordinate implementation changes to address problems or engineering changes with little to no impact to the end users.
Cybersecurity Implementation Engineer CACICybersecurity Implementation EngineerSpringfield, VirginiaA deep expertise in one of the following areas and working knowledge of one or more of the other following: Network Detection and Response (NDR), Endpoint Detection and Response (EDR), Next-Generation Firewalls (NGFWs), Intrusion Detection/Prevention Systems (IDS/IPS), F5 platforms, email/web security gateways. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Network Engineer, Mid Relative DynamicsNetwork Engineer, MidFulton, MDRemoteThe JPSS is NOAA's next-generation operational Low Earth Orbiting (LEO) observation program that acquires and distributes global environmental data from multiple polar-orbiting satellites, including from NOAA's domestic and international partners, playing a critical role in NOAA's mission to understand and predict changes in weather, climate, oceans, coasts, and space environments. This role sits at the intersection of robust infrastructure management and aggressive security posture hardening in support of the LGSS program, which is responsible for the sustainment, maintenance, and improvements to the Joint Polar Satellite System (JPSS) Common Ground System (CGS).
Network Engineer KBRNetwork EngineerDulles, VA$172,900–$211,400 / yearImpactful Work: Your contributions will be pivotal in designing, deploying, and securing mission-critical network infrastructure supporting national security operations. Bachelor's degree in Computer Science, Information Technology, Engineering, or related field and 6+ years of experience; additional experience may be substituted for a degree.
Network Management Systems (NMS) Linux Engineer CACINetwork Management Systems (NMS) Linux EngineerSterling, Virginia$131,800–$290,000 / yearJob Title: Network Management Systems (NMS) Linux EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * * The Opportunity : We are seeking an experienced Linux Engineer to join our team with a background in automation to join our dynamic team supporting Network Management Systems (NMS). Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.