NewPhysical Security/Information Assurance (PS/IA) Specialist 1 ESC, Inc.Physical Security/Information Assurance (PS/IA) Specialist 1Joint Base Andrews, MD$110,000–$115,000 / yearContractorFull timeThis position provides 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.
CyberArk Security Engineer Base One TechnologyCyberArk Security EngineerArlington, VA$155,000–$190,000 / yearContractorFull timeBS degree in Science, Technology, Engineering, Math or related field and 5-7 years of prior relevant experience with a focus on cybersecurity. Experience installing, configuring, and maintaining tools such as Tanium, Nessus, Forescout, and Cyberark in a hybrid-cloud environment.
Network Engineer- WAN (Sr. Consultant level) VisaNetwork Engineer- WAN (Sr. Consultant level)Ashburn, VA$152,200–$243,700 / yearDegree in Math, Science, Engineering, or Computer Science, Information Systems or related field OR Bachelor’s degree in Math, Science, Engineering, or Computer Science, Information Systems or related field AND minimum two (2) years of experience in a directly related field OR minimum four (4) years of directly related experience. This role plans, designs, and implements networked systems, manages configurations, supports and troubleshoots network problems, and coordinates with vendors for installation of routers, bridges, concentrators, and switches.
Senior Network Engineer w/CCNP- Top Secret Clearance System OneSenior Network Engineer w/CCNP- Top Secret ClearanceWashington, DC$225,000 / yearThe ideal candidate will have extensive hands-on experience with enterprise LAN and WAN environments, advanced Cisco networking expertise, and a current Cisco Certified Network Professional certification . • Experience supporting complex network environments using technologies from Cisco and one or more additional vendors, such as Fortinet, Arista, Aruba, or Palo Alto Networks.
Senior Network Engineer LeidosSenior Network EngineerAccokeek, MD$107,900–$195,050The Senior Systems Engineer will provide technical leadership and support in the areas of IT planning, solution specification/design, implementation and target architecture development for the AFNCR Consolidated Communication Center (CCC). If 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.
NewLinux System Security Engineer Quantum Leap Research, LLCLinux System Security EngineerLeesburg, VAnCompany Description Quantum Leap is the leading technology services company focused on providing operationally focused solutions for select clientele within the United States Government (USG). B.S. in field of technology (Computer Science, Computer Engineering, etc.) with a minimum of 10 years experience in relevant field (Security Engineer, Linux Systems Administrator or similar role).
NewSenior Network Infrastructure Engineer Quantum Leap Research, LLCSenior Network Infrastructure EngineerLeesburg, VA$155,000–$175,000 / yearQuantum Leap Research is seeking a Senior Network / Infrastructure Engineer to lead the design, deployment, and lifecycle management of complex, on-premise infrastructure environments. \nCompany Description Quantum Leap is the leading technology services company focused on providing operationally focused solutions for select clientele within the United States Government (USG).
NewNetwork Engineer III Ready Support ServicesNetwork Engineer IIIChantilly, VAreplacement network devices from backup configuration files, (6) Basic familiarity with VMware, Windows and Linux systems, (7) Willingness to ask questions when unsure how to perform needed duties and execute with a high level of accuracy and attention to detail in a production environment, (8) Experience with Brocade/Extreme and or Cisco networking environments, (9) Familairity with load balancing technologies, (10) Current and active Security certified CE + or IAT certified, (11) Familiarity with large scale networking configurations to include troubleshooting, deploying, and maintaining. (1) 5-8 years experience with switching and routing systems, (2) Must hold and maintain a current/active TS/SCI Clearance with CI-Poly , (3) Familiarity with ISP/ASP network environments, (4) Demonstrated judgement in managing competing priorities to meet program objectives, (5) Configures network devices for new deployments per direction of senior staff, configures.
Sr. Network Engineer JobotSr. Network EngineerGaithersburg, MD$110,000–$130,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. The ideal candidate has approximately 10+ years of experience in network engineering, a strong understanding of enterprise networking technologies, and experience working with Cisco, Juniper, or similar networking platforms.
NewNetwork Engineer FusionICS LLCNetwork EngineerWashington, DCJob Description Bachelor of Science in Computer Engineering or equivalent is preferred. Job Description.
NewNetwork Engineer *Active Top Secret Required* Tenacity Solutions LLCNetwork Engineer *Active Top Secret Required*Washington, DCThe selected candidate will operate within a Secure Compartmented Information Facility (SCIF) and be responsible for ensuring the reliability, security, and performance of Treasury’s classified network infrastructure supporting the Treasury Foreign Intelligence Network (TFIN). Support secure Video Teleconferencing (VTC) services, including network connectivity, firewall traversal, Quality of Service (QoS), and coordination with system and VTC support teams.
NewSecurity Service Technician Johnson ControlsSecurity Service TechnicianChantilly, VA$35–$37 / hourJohnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education. \n As a Commercial Service Technician, you will locate and alleviate trouble with damaged equipment or wiring; readjust equipment, repair or replace inoperative equipment and test for operation; prepare trouble order forms to report temporary repairs.
Azure Firewall Engineer System OneAzure Firewall EngineerVienna, VARemotePerform migrations of Checkpoint Firewalls to Palo Alto firewalls in Azure, ensuring minimal downtime and security compliance. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewElectrical Engineer Gromelski and Associates, Inc.Electrical EngineerFairfax, VA$95,000–$140,000 / yearSince 1989, we have provided services for major corporations and large government agencies including the Social Security Administration, Lockheed Martin Corporation, Global Knowledge Network, Digital Equipment Corporation, Nextel Communications, Network Associates, Oracle Corporation, Department of Education, ExecuTrain Corporation, Federal Computer Corporation, and the U.S. Navy. Currently, we develop and deliver technical documentation and multimedia support including interactive electronic technical manuals (IETMs), multimedia applications, computer-based training (CBT), desktop simulation, technical system support including system engineering, software development and programming, lab management, system testing, integration, installation and maintenance for submarine combat systems.
Cloud Architect / Engineer LeidosCloud Architect / EngineerWashington, DC$131,300–$237,350Proven expertise with Generative AI infrastructure, including: Production-ready Retrieval-Augmented Generation (RAG) pipelines, Scalable vector databases (e.g., Pinecone, Weaviate, Milvus, FAISS, or managed services) with indexing, clustering, and optimized retrieval, GPU/TPU compute clusters, managed container orchestration (Kubernetes/EKS/AKS/GKE), and auto-scaling for large language model (LLM) workloads. Demonstrated experience implementing enterprise security and compliance frameworks (SOC 2, ISO 27001, HIPAA, PCI-DSS, CMMC, FedRAMP, etc.), including encryption, threat monitoring, and zero-trust architectures.
Cloud Engineer LeidosCloud EngineerArlington, VA$87,100–$157,450If 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 25, 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.
Systems Engineer LeidosSystems EngineerTemple Hills, MD$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. • The candidate should be a proactive leader and team player with strong communication, management, analytical, and problem solving skills; proven ability to thrive in environments that constantly embraces new technology.
Data Storage Engineer LeidosData Storage EngineerPoolesville, MD$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. Extensive experience administering enterprise-level data storage systems (Dell Storage Center, Dell Compellent, and Data Domain preferred) with a demonstrated understanding of the following services and technologies.
Enterprise Architect/Systems Engineer LeidosEnterprise Architect/Systems EngineerBethesda, MD$131,300–$237,350Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. If 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.
Lead Systems Integration Engineer LeidosLead Systems Integration EngineerFrederick, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 3, 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.