DevOps Engineer LeidosDevOps EngineerBethesda, MarylandAdditionally, this role will help automate and streamline operations and processes; as well as build and maintain tools for deployment, monitoring and operations, and troubleshoot and resolve issues in dev, test, and production environments. Our 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.
Sr. DevOps Engineer LeidosSr. DevOps EngineerBethesda, MarylandAdditionally, this role will help automate and streamline operations and processes; as well as build and maintain tools for deployment, monitoring and operations, and troubleshoot and resolve issues in dev, test, and production environments. Our 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.
DevOps Engineer (SME) LeidosDevOps Engineer (SME)Bethesda, MarylandAdditionally, this role will help automate and streamline operations and processes; as well as build and maintain tools for deployment, monitoring and operations, and troubleshoot and resolve issues in dev, test, and production environments. Our 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.
Principal Information Security Engineer Clarity Innovations LLCPrincipal Information Security EngineerFort Meade, MD$117,000–$292,000 / yearClarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Maintain communication with project engineers on the implementation of security controls and policy enforcement turning Risk Management Framework security controls into technical requirements for delivery by software and platform engineers.
Wireless Network Engineer Booz Allen Hamilton Inc.Wireless Network EngineerUSA, MD$77,600–$176,000 / yearYou developed expertise through years of hands‑on work with operational and tactical radio and network systems, modern software architectures, and a deep understanding of how applications, transports, waveforms, and mission services operate on both disconnected, degraded, intermittent, and limited (D-DIL) networks and enterprise, resilient, high‑performance networks. Knowledge of military radio waveforms, transport, communications planning systems, and mission critical networking systems including interoperability across heterogeneous transports, routing frameworks, tactical‑edge networks, and government mission systems supporting the Department of War.
Network Engineer Viper Staffing ServicesNetwork EngineerAnnapolis Junction, MarylandImplement local area networks (LAN), wide area networks (WAN), intranets, extranets, and other data networks. You will be responsible for designing and implementing computer and information networks.
Network Engineer, Mid Booz Allen Hamilton Inc.Network Engineer, MidAnnapolis Junction, MD$61,900–$141,000 / yearYou'll apply your knowledge in routing and switching, integration of encryption gear, network design and architecture, system interoperability, IP engineering, network transport layers, gateway protocol, and virtual routing and forwarding as you join our team of problem-solvers to help the DoD evolve and deploy new capabilities and technologies. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Sr. Network Engineer LeidosSr. Network EngineerBethesda, MarylandDesign, implement, and maintain highly available, scalable, and secure data center and enterprise network architectures, including spine-leaf topologies, virtualized environments, and fabric networks. June 16, 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.
Systems Administrator 3 Nightwing Intelligence SolutionsSystems Administrator 3Annapolis Junction, Maryland$122,000–$253,000 / yearPossess a working knowledge and understanding of system administration interdependencies as part of the Service Oriented ArchitectureAnalyze and resolve complex problems associated with server hardware, applications and software integrationRequired:Requires fifteen (15) years of experience as a SA on programs and contracts of similar scope, type, and complexity and a Bachelor’s degree in a technical discipline from an accredited college or university. Typically requires:A University Degree or equivalent experience and minimum 10 yearsprior relevant experience, or An Advanced Degree in a related field and minimum 7 years experience Engineering/Other Technical Positions: Typically requires a degreein Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience unless prohibitedby local laws/regulations.
Systems Administrator Level 3 GrvtySystems Administrator Level 3MarylandThese capabilities include: Systems running Red Hat, CentOS, SUSE and custom vendor-specific operating systems, with high-speed shared storage (lustre, and gpfs as examples), along with dedicated high-speed low latency network interconnects like Infiniband and Slingshot. Configure and manage Linux, Unix, and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.
Systems Administrator GrvtySystems AdministratorAnnapolis Junction, MarylandConfigures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems (U) Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
Systems Administrator 2 Nightwing Intelligence SolutionsSystems Administrator 2Annapolis Junction, Maryland$122,000–$253,000 / yearConfigures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.
Systems Administrator Level 2 GrvtySystems Administrator Level 2MarylandThese capabilities include: Systems running Red Hat, CentOS, SUSE and custom vendor-specific operating systems, with high-speed shared storage (lustre, and gpfs as examples), along with dedicated high-speed low latency network interconnects like Infiniband and Slingshot. Configure and manage Linux, Unix, and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.
Systems Administrator – Level 1 EquaSystems Administrator – Level 1Waldorf, MarylandAbility to maintain valid driver's license issued within the United States and proof of personal liability insurance (applicable for mileage reimbursement). Systems Administrator is a technical professional responsible for designing, organizing, modifying and supporting the organization’s computer systems.
Systems Administrator 2 - Windows & UNIX Mission Operations Navius TechnologiesSystems Administrator 2 - Windows & UNIX Mission OperationsAnnapolis Junction, MarylandThe ideal candidate will bring strong technical troubleshooting skills, deep experience with UNIX and Windows operating systems, and a proactive approach to optimizing system performance and reliability. About the Role Navius Technologies is seeking an experienced Systems Administrator 2 to provide Tier I and Tier II IT support in a fast-paced, mission-focused environment.
Windows System Administrator Booz Allen HamiltonWindows System AdministratorUsa, MarylandOnsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Senior Linux Systems Administrator LeidosSenior Linux Systems AdministratorAnnapolis Junction, MarylandApril 15, 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. Our 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.
System Administrator Booz Allen HamiltonSystem AdministratorUsa, MarylandYou’ll help to design and implement improvements to hardware and software architecture and configurations, create and modify scripts used for system administration, and maintain and provide lifecycle support for deployed systems, including troubleshooting issues, updating hardware and software baselines, assisting with configuration control, and maintaining a reliable inventory. You will perform work on Windows systems, including imaging and management for both physical and virtual operating systems such as provisioning, configuration, patch and update management, and secure baseline management using SCAP tools and STIGs.
Systems Administrator (TS/SCI with Polygraph) Red AlphaSystems Administrator (TS/SCI with Polygraph)Columbia, Maryland$150,000–$200,000 / yearOur total compensation package was strategically designed with our members in mind with the intention to: reward our members for their hard work and commitment to our customers' missions; allow members to share in Red Alpha's success as we continue to grow and expand our footprint; provide long-term career opportunities through stability and internal mobility; and provide the resources our members need to support themselves and their dependents in the form of a robust benefits package. You will manage the IT system infrastructure and any processes related to these systems, and provide support to IT systems including day-to-day operations, monitoring, and problem resolution for all the client, server, storage, network devices, etc.
System Administrator II Reflexive ConceptsSystem Administrator IIAnnapolis Junction, MarylandThe System Administrator provides support for implementation, troubleshooting, and maintenance of IT systems; manages the daily activities of configuration and operation of IT systems; and provides Tier 1/Tier 2 problem identification, diagnosis, and resolution across client/server/storage/network and mobile devices. Bachelor's degree in a technical discipline from an accredited college or university Five (5) years of additional SA experience may be substituted for a bachelor's degree.