Senior Systems Administrator teKnoluxionSenior Systems AdministratorGaithersburg, Maryland$110,000–$166,000 / yearFull timeResponsibilities: This is your opportunity to modernize enterprise infrastructure, automate operations, strengthen cybersecurity, and directly enable rapid software delivery for systems that make a real-world impact. Bcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions.
Computer Scientist AeroVironment IncComputer ScientistMD$125,000–$196,875 / yearIn this role, you will provide expert support across both hardware and software initiatives, conduct rigorous configuration validation to ensure system integrity, and deliver essential backup system administration to maintain continuous operational capability. In order to comply with the requirements of the ITAR and/or the EAR, applicants must qualify as a U.S. person under the ITAR and the EAR, or a person to be approved for an export license by the governing agency whose technology comes under its jurisdiction.
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.
System Engineer - Level 2 (Service Now Team Lead) Stratum NetworksSystem Engineer - Level 2 (Service Now Team Lead)MarylandAs leading experts in their fields, our certified and highly experienced network, software development, IT support and security professionals are able to provide the necessary design, implementation, and consulting services to meet the demanding requirements of mission-critical networks. STRATUM NETWORKS OVERVIEW: Stratum Networks is a rapidly growing information assurance and cybersecurity solutions company with expert knowledge of implementing secure infrastructure, providing security integration, development, assessment and training solutions.
Senior Linux System Administrator ManTechSenior Linux System AdministratorLaurel, MDConfigure and manage Linux and Solaris operating systems and installs/loads operating systems software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance. + Demonstrated experience with modern automation/configuration tools such as Splunk, Ansible, vCenter, VMWare tools, TRellix agent, Apache Tomcat, AD, DNS, WSUS, BigFIx, etc.
SCCM/Windows Systems Administrator LeidosSCCM/Windows Systems AdministratorBethesda, MarylandLeidos Digital Modernization is seeking a skilled SCCM/Windows Systems Administrator to support the Defense Intelligence Agency (DIA) National Digital Exploitation & OSINT Center (NDOC) IT Operations and Maintenance (O&M) program. June 4, 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.
Senior Systems Administrator/Engineer Eliassen GroupSenior Systems Administrator/EngineerRockville, Maryland$70–$75 / hourAbout Eliassen Group:Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes.
System Administrator (Enterprise Infrastructure) Power3 SolutionsSystem Administrator (Enterprise Infrastructure)Laurel, MarylandYou will also work with network, storage, and server personnel to define new or modified solutions to complex problems; respond to requests for new systems to meet capacity and user requirements; and determine required power, space, cooling, and funding to meet these goals. Configuring and managing Linux, Unix, and Windows operating systems and installing/loading operating systems software, troubleshooting, maintaining integrity of and configuring network components, along with implementing operating systems enhancements to improve reliability and performance.
Senior Linux System Administrator 3 Geon TechnologiesSenior Linux System Administrator 3Columbia, MarylandThe signal processing and hardware focused sectors of Geon are supported by the work Geon conducts with open architectures, open frameworks, and open systems that facilitate the rapid development, integration, and deployment of techniques and capabilities to operational contexts. We are looking for fully-cleared individuals that have an ambition to leverage their proven experience in building high performance processing systems and solutions to architect, develop, productize and deploy a whole new breed of open-sensor framework based on the industries leading solutions.
Network Administrator BERING STRAITS PROFESSIONAL SERVICES LLCNetwork AdministratorAberdeen, MD$107,000 / yearBering Straits Professional Services (BSPS) is committed to world-class management of global logistics, training and procurement services for U.S. Government agencies. The work environmental characteristics described here are representative of those that must be borne by an employee to successfully perform the essential functions of the role.
NewSenior Network Administrator StratAcuity Staffing Partners IncSenior Network Administratorfort meade, MD$60–$65 / hourIn terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.
Linux System Administrator 3 Power3 SolutionsLinux System Administrator 3Columbia, MarylandThe signal processing and hardware focused sectors of Geon are supported by the work Geon conducts with open architectures, open frameworks, and open systems that facilitate the rapid development, integration, and deployment of techniques and capabilities to operational contexts. We are looking for fully-cleared individuals that have an ambition to leverage their proven experience in building high performance processing systems and solutions to architect, develop, productize and deploy a whole new breed of open-sensor framework based on the industries leading solutions.
Enterprise Infrastructure Support Systems Administrator (SA) Peraton IncEnterprise Infrastructure Support Systems Administrator (SA)Laurel, MD$112,000–$179,000 / yearPeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. You will also work with network, storage, and server personnel to define new or modified solutions to complex problems; respond to requests for new systems to meet capacity and user requirements; and determine required power, space, cooling, and funding to meet these goals.
Network System Administrator Que Technology GroupNetwork System AdministratorMarylandQue Technology Group, Inc., is seeking an experienced Network System Administrator to join a small team supporting a mission-critical enclave network with both physical and virtual network devices. Bachelor's degree and 5+ years of relevant experience (or equivalent combination of education and experience).
Director of Finance & Administration KIPP FoundationDirector of Finance & AdministrationBaltimore, MD$114,000–$126,000 / yearFounded in 2002, KIPP Baltimore operates joyful, academically excellent public charter schools and alumni support programming that prepare students with the skills and confidence necessary to successfully pursue individual pathways to careers of highest aspiration. KIPP (Knowledge Is Power Program) began in 1994 with 47 fifth-graders as a college-preparatory program housed within a public middle school in Houston, Texas; today, we are a network of 280 schools, 15,000 educators, and 175,000 students and alumni.
IT SPEC (NETWORK) United States Air ForceIT SPEC (NETWORK)Fort Meade, MD$88,005–$114,413 / yearAs an IT SPEC (NETWORK) (GS-2210-11) you will serve as a base systems administrator to monitor the Local and Wide Area Network (LAN/WAN), including the planning, analysis, acquisition, design, development, implementation, quality assurance, configuration, installation, integration, maintenance testing, operational integrity, and/or management of networked systems for the transmission of information in voice, data, and/or video formats. If you are a male applicant who was born after 12/31/1959 and are required to register under the Military Selective Service Act, the Defense Authorization Act of 1986 requires that you be registered or you are not eligible for appointment in this agency (Register | Selective Service System: Selective Service System (sss.gov)).
Network Authentication Administrator Level II Omm IT SolutionsNetwork Authentication Administrator Level IIBaltimore, MarylandThe identified Network Engineer is responsible for engineering, and supporting of the network design, deployment and operations for a large government customer located in Baltimore, Maryland. Client is seeking an experienced Cisco ISE Network Engineer will be working on innovative network design and operation supporting our Client customer.
Cloud Systems Administrator Peraton IncCloud Systems AdministratorAnnapolis Junction, MD$135,000–$216,000 / yearPeraton offers enhanced benefits to employees working on our critical National Security programs, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. In this role, youll help sustain and optimize a cloud-based enterprise platform built with Java and Free and Open-Source Software technologies including Kubernetes, Hadoop, and Accumulo-enabling execution of data-intensive analytics on managed infrastructure.
Mission Network Engineer MetreaMission Network EngineerAnnapolis Junction, WashingtonFamiliarity with zero-trust architecture, cross-domain solutions, network segmentation, secure transport, tunneling, overlay networks, mesh VPNs, traffic shaping, network obfuscation, anonymity, and low-signature infrastructure concepts. Strong experience with TCP/IP, routing, switching, VLANs, subnetting, DNS, DHCP, NAT, firewalls, VPNs, wireless networking, secure remote access, Linux networking, and command-line troubleshooting.
Systems Network Administrator I/Service Desk Support Leidos Holdings IncSystems Network Administrator I/Service Desk SupportLaurel, MD$59,150–$106,925 / yearOur team is at the cutting edge of Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and advanced analytics-delivering solutions that directly support critical national security missions. You'll also provide hands-on support to users both at headquarters and across the enterprise-delivering excellent customer service while managing multiple priorities.