CredenceNewWindows Systems Administrator (Windows, Linux & DevOps) CredenceWindows Systems Administrator (Windows, Linux & DevOps)McLean, VAThis role requires a professional who is equally comfortable managing Windows-based infrastructure, supporting Linux systems, and implementing modern DevOps practices to improve system reliability, scalability, and operational efficiency. Credence is seeking a highly skilled Windows Systems Administrator with Linux and DevOps experience to support the Enterprise Sourcing, Medical and Contingency (ESMC) Portfolio Hosting Support Contract.
Bowhead / UIC Technical ServicesNewSystems Administrator Bowhead / UIC Technical ServicesSystems AdministratorDahlgren, VABowhead seeks a Systems Administrator to provide customer support and technical assistance to users supporting a Research, Development, Test and Evaluation Program in Dahlgren, VA at the Naval Surface Warfare Center Dahlgren Division (NSWCDD). . Immediately report any suspected security anomalies, unauthorized access attempts, or hardware tampering to local security officers and ONI/DIA network defense teams.
Bowhead / UIC Technical ServicesLinux Systems Administrator (Unix) Bowhead / UIC Technical ServicesLinux Systems Administrator (Unix)Dahlgren, VAOperate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services. Working as part of a team responsible for administration and management of servers, end-user workstations in both unclassified and classified network environments.
JobotLinux Systems Administrator - TS/SCI-FSP clearance JobotLinux Systems Administrator - TS/SCI-FSP clearanceFort Meade, MD$130,000–$180,000 / yearWith a global customer base including all sectors, from Fortune 500 to up-and-coming startups, we over diverse product lines including, but not limited to, Cloud Services, Artificial Intelligence, Storage, Networking, Supercomputing, and Digital Transformation offerings. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
LeidosNewNetwork Systems Administrator (CSA-2) LeidosNetwork Systems Administrator (CSA-2)Fort Meade, MD$73,450–$132,775Our 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.
JobotSales Administrator JobotSales AdministratorFairfax, VA$60,000–$80,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. This is an exciting opportunity for a professional to contribute to a growing company, by leveraging their expertise in lead generation, office space planning, workplace solutions, interior solutions, furniture, fixtures & equipment, and office systems.
LeidosSystems Engineer LeidosSystems EngineerWashington, DC$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. • 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.
Global TechPro, LLCDatabase Administrator - Secret Cleared Global TechPro, LLCDatabase Administrator - Secret ClearedArlington, VAFull timeThis role will be responsible for managing database operations across Linux servers, supporting replication through Oracle GoldenGate, and ensuring databases remain secure, available, and properly patched. The ideal candidate brings strong hands-on Oracle administration experience, can work effectively in a secure environment, and is comfortable supporting both ongoing operations and new database deployments.
ARCTICOM LLCSystems Administration (Operations Support Specialist) ARCTICOM LLCSystems Administration (Operations Support Specialist)Quantico, VAArcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.
MedStar HealthNewNursing Administrator (RN) Apheresis and Marrow Harvesting Program - Relocation Offered! MedStar HealthNursing Administrator (RN) Apheresis and Marrow Harvesting Program - Relocation Offered!Washington, DC$89,065–$162,801Oversees all aspects of Hematopoietic Stem Cell Transplantation (HSCT) Bone Marrow and Peripheral Blood Stem Cell (PBSC) Acquisition / Collection and Bone Marrow Transplant services at Georgetown University Hospital (GUH) which encompasses but is not limited to: The Blood and Marrow Collection Program affiliated with the National Marrow Donor Program (NMDP) for the procurement of blood and marrow cells from unrelated volunteer donors in response to requests from transplant centers within the NMDP network both domestic and international. Supports and assists in development of Operations Plan for the Adult program with the National Cancer Institute (NCI liaison Officer members of Lombardi Comprehensive Cancer Center (LCCC) and Georgetown University Hospital Administration.
Company ConfidentialSystems Administrator 3 Company ConfidentialSystems Administrator 3Quantico, VA$92,175–$124,000Full timeThe Navy Integrated Training Environment (NITE) System Administrator is responsible for administration, maintenance, and cybersecurity defense of all Navy Enterprise Tactical Training Network (NETTN) client and server infrastructure used to support enterprise-wide modeling and simulation applications and services for the NITE. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class.
Calibre SystemsIT/VMWare Recruiter Calibre SystemsIT/VMWare RecruiterAlexandria, VAThis role focuses on identifying, engaging, and hiring top talent with deep expertise in VMware products such as vSphere, ESXi, vCenter, NSX, and VMware Cloud platforms. · Manage full-cycle recruiting (sourcing, screening, interviewing, offer negotiation) for VMware-focused positions, including: o VMware Engineers.
LeidosNewLinux System Engineer LeidosLinux System EngineerChantilly, VA$73,450–$132,775A successful candidate will develop an understanding of the services offered to external organizations, provide lifecycle systems engineering support to development and operations on the program, and use a combination of technical and functional expertise to recommend solutions to satisfy customer requirements. 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.
Bowhead / UIC Technical ServicesBWDS 11607- H20 Engineering & Infrastructure Landing Page Bowhead / UIC Technical ServicesBWDS 11607- H20 Engineering & Infrastructure Landing PageDahlgren, VABWDS 11607- H20 Engineering & Infrastructure Landing Page (H20-2026-25350): Bowhead is seeking to network with individuals to join our team for our proposal effort toprovide engineering services to the NSWCDD Maritime Warfare Control Systems Division (H20) for the development of Maritime Command and Control systems, Warfare/Weapons Control systems, and future warfare development. Our team will focus on Technical Project Management Support, System Engineering, Software Engineering, Test and Evaluation, System and Software Integration Support, Software Life-Cycle Support and Integrated Logistics Support, Engineering Life Cycle Support, Cybersecurity, Configuration Management (CM), Lab and Facilities Support, and Technical Writing Support.
Company ConfidentialSystems Administrator Company ConfidentialSystems AdministratorSpringfield, VA$90,000–$105,000Full timeSystem Administrator: 3 years relevant experience with Bachelors in related field; 1 year relevant experience with Masters in related field; or High School Diploma or equivalent and 7 years relevant experience. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.
Company ConfidentialSystems Administrator 2 - 23828 (FS Poly Required) Company ConfidentialSystems Administrator 2 - 23828 (FS Poly Required)Fort Meade, MD$69,885–$114,800Full timeThis role requires a strong understanding of various operating systems, networking principles, virtualization technologies, and cybersecurity best practices to ensure the reliability, availability, and integrity of mission-critical systems. 3 years relevant experience with Bachelors in related field; 1 year relevant experience with Masters in related field; or High School Diploma or equivalent and 7 years relevant experience.
Company ConfidentialSystems Administrator 3 - 23829 (FS Poly Required) Company ConfidentialSystems Administrator 3 - 23829 (FS Poly Required)Fort Meade, MD$87,990–$144,500Full timeThis role requires a strong understanding of various operating systems, networking principles, virtualization technologies, and cybersecurity best practices to ensure the reliability, availability, and integrity of mission-critical systems. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class.
Company ConfidentialHyperconverged Infrastructure (HCI) Systems Administrator Company ConfidentialHyperconverged Infrastructure (HCI) Systems AdministratorSpringfield, VAFull time5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
ARCTICOM LLCSenior System Engineer ARCTICOM LLCSenior System EngineerQuantico, VARemoteThis position requires at least 8+ years’ experience supporting networking for DoD Command and Control Systems such as Multisource Correlator Tracker (MSCT), Common Aviation Command and Control System (CAC2S), Air Defense System Integrator (ADSI), or Theater Battle Management Core System (TBMCS). Arcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services.
Company ConfidentialSystems Administrator - MAJESTIC 26755 Company ConfidentialSystems Administrator - MAJESTIC 26755Springfield, VA$55,000–$135,000Full timeSystems Administrator 4: 10+ years relevant experience with Bachelors; 8 years relevant experience with Masters in related field; or High School Diploma or equivalent and 14 years relevant experience. Systems Administrator 3: 6+ years relevant experience with Bachelors; 4 years relevant experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
Confidential ClientSystems Administrator Confidential ClientSystems AdministratorSpringfield, VA$140,000–$155,000 / yearFull timeThe Senior System Administrator is responsible for overseeing the testing of products from development to operational deployment, working with Scrum Masters and developers through the requirements process and contributing to a robust, organized Backlog and streamlined Roadmap for our customers program.
LeidosOperations DevOps Platform Engineer LeidosOperations DevOps Platform EngineerCamp Springs, MD$107,900–$195,050Bachelor's degree in information systems, computer science, information security or related field and 8+ years of prior relevant work experience or a Master's degree and 6+ years of relevant experience, additional years of experience will be accepted in lieu of a degree. Design automated workflows and integrations connecting Power Apps and Power BI to external databases, Azure services, and REST APIs using Power Automate.
Company ConfidentialHelp Desk Specialist Company ConfidentialHelp Desk SpecialistFalls Church, VAFull timeThis role requires strong troubleshooting skills, responsiveness, and adherence to SLA-driven support models. Our technologists have always gone the extra mile to help our federal clients succeed.
Sunrise Senior LivingNewRegistered Nurse Sunrise Senior LivingRegistered NurseSilver Spring, MD$35.05–$48.40 / hourSee Sunrise Senior Living Terms & Conditions at https://c-5885-20221207-www-sunriseseniorliving-com.i.icims.com/terms-and-conditions and Privacy Policy at https://c-5885-20221207-www-sunriseseniorliving-com.i.icims.com/privacy-policy and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions. The unique responsibilities for this role include but are not limited to the essential functions listed as follows: Clinical CareAssists with the development and leadership of the Designated Nursing Assistants (DNA)/ Certified Nursing Assistants (C.N.A); follows Resident Centered Care model.
Bowhead / UIC Technical ServicesNewCustomer Technical Support Specialist (NEN) Bowhead / UIC Technical ServicesCustomer Technical Support Specialist (NEN)Dahlgren, VAThe candidate will provide customer support and technical assistance to users of a specific organization at the Naval Surface Warfare Center Dahlgren Division (NSWCDD). Provide support to Information Management/Information Technology/and Information Assurance related data calls required of the Department Information Officer (DIO).
Ariel PartnersNewSoftware Developer (C#.NET) Ariel PartnersSoftware Developer (C#.NET)Stafford, VAFull timeWe are looking for team members who share our values of: Integrity to do the right thing even when it hurts; Commitment to the long-term success and happiness of our customers, our people, and our partners; Courage to take on difficult challenges, accept new ideas, and accept incremental failure; and the constant pursuit of Excellence. Candidate will join a team of engineers, scientists, and domain experts taking this long-standing, successful project to the next level by implementing new features, improving automation, and incorporating DevOps and Agile practices.
LeidosPlatform Operations Manager LeidosPlatform Operations ManagerBethesda, MD$154,050–$278,475You will partner with a multidisciplinary team of systems engineers, developers, integrators, and system administrators to lead efforts in the following areas: System Reliability & Performance — Ensuring uptime, performance, and capacity planning for a large‑scale big data production platform with a microservice architecture running on Kubernetes, Elasticsearch, PostgreSQL, Kafka, and technologies such as Java, Python, React, and low‑code tools like Appian. Leidos is excited to present an opportunity for a TS/SCI‑cleared Platform Operations Manager to join a high‑impact team driving the design, development, and deployment of a modern technology stack supporting the DOMEX Data Discovery Platform (D3P) Modernization Program.
LeidosSr Appian Platform Engineer / Architect LeidosSr Appian Platform Engineer / ArchitectAlexandria, VA$131,300–$237,350The Digital Modernization Sector at Leidos is seeking a dynamic Sr Appian Platform Engineer / Architect to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area. The ideal candidate will possess deep expertise in the Appian low-code platform along with hands-on experience in other low-code/no-code technologies such as ServiceNow, Microsoft Power Platform, Pega, Salesforce, Mendix, OutSystems, or similar enterprise automation platforms.
LeidosDevOps Engineer LeidosDevOps EngineerBethesda, 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. April 17, 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.
LeidosDevOps Software Engineer - TS/SCI Cleared LeidosDevOps Software Engineer - TS/SCI ClearedBethesda, MD$107,900–$195,050Leidos is looking for our next TS/SCI‑cleared DevOps Software Engineer to join a high‑energy team building and deploying a cutting‑edge technology stack in support of the DIA‑NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP). 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.
Capgemini Government Solutions LLCSr. ServiceNow Business Analyst Capgemini Government Solutions LLCSr. ServiceNow Business AnalystMcLean, VAReview user’s requests for new or modified computer programs to resolve feasibility, cost and time required, compatibility with current system, and computer capabilities, analyze and outline steps required to develop programs, using structured analysis and design, plan, develop, test, and document computer programs, applying knowledge of applicable computer system/platform application. With its strong 55-year heritage and deep industry expertise, Capgemini is trusted by its clients to address the entire breadth of their business needs, from strategy and design to operations, fueled by the fast evolving and innovative world of cloud, data, AI, connectivity, software, digital engineering and platforms.
Company ConfidentialSQL Database Administrator - Majestic Company ConfidentialSQL Database Administrator - MajesticSpringfield, VAFull time5+ years of hands-on systems administration of Microsoft SQL Server (2016 - 2022) and enterprise server applications, specializing in Windows Server Failover Clustering (WSFC), Always On Availability Groups, SQL Server Management Studio (SSMS). 3+ years of experience managing SQL Server integrated within a Microsoft AD domain and forest, including service account security (gMSAs), Kerberos constrained delegation (SPNs), and DNS/DHCP configurations for multi-subnet clusters.
Company ConfidentialSharePoint Content Administrator Company ConfidentialSharePoint Content AdministratorSpringfield, VA$95,085–$130,000Full timeOffice SharePoint Server (MOSS) and Outlook Web Apps (OWA) 10 provide an enterprise platform 10 share and manage content, knowledge, and applications to empower teamworks quickly find information, and be able to collaborate across the organization. 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Company ConfidentialCyber Tools Administrator - Majestic Company ConfidentialCyber Tools Administrator - MajesticFort Belvoir, VA$85,018–$160,000Full timeImplementing and maintaining the organization's cybersecurity toolsets, such as endpoint security solutions (ESS), malware protection, network detection & response (NDR), and endpoint detection & response (EDR) . As a Cyber Tools Administrator, you'll play a pivotal role in protecting our digital assets and strengthening our security posture through proactive monitoring, analysis, and implementation of cutting-edge security solutions.
Company ConfidentialInformation System Security Officer (Engineer Info Assurance 4) Company ConfidentialInformation System Security Officer (Engineer Info Assurance 4)Fairfax, VA$128,887–$184,124Full timeHII - Mission Technologies is currently seeking a Senior Information System Security Officer (ISSO) to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 10 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.
CALNETWindows Systems Administrator CALNETWindows Systems AdministratorWashington, District of ColumbiaKey responsibilities include deploying virtual machines, managing network security, configuring Active Directory, monitoring system performance, automating tasks via PowerShell/CLI, and supporting hybrid environments to ensure high availability and compliance. Infrastructure Management: Provisioning, configuring, and managing resources, including virtual machines (VMs), virtual networks (VNets), storage accounts, and database services.
PGTEKWindows Systems Administrator - McLean, VA - TS/SCI PGTEKWindows Systems Administrator - McLean, VA - TS/SCIMcLean, VirginiaWe are seeking a highly skilled Senior System Administrator to join a dynamic infrastructure team supporting next-generation technologies, including initiatives in the Artificial Intelligence (AI) space. PGTEK is a true consulting organization dedicated to helping clients achieve their business and technology objectives utilizing our decades of experience and business relationships.
Quadrant IncWindows Systems Administrator Quadrant IncWindows Systems AdministratorArlington, VA10 years of relevant IT systems engineering or systems administration experience supporting enterprise Windows environments. Support incident, change, and configuration management processes in accordance with lifecycle support requirements.
ManTech International CorpWindows Systems Administrator ManTech International CorpWindows Systems AdministratorChantilly, VAMANTECH seeks a skilled and motivated Windows Systems Administrator to join our team of top Information Technology and Analytic professionals in Chantilly, VA. Requisition R66437 Locations USA-VA-Chantilly Posting Date 03032026 Security Clearance Required TSSCI w Poly Remote Type Onsite Time Type Full time.
Fantom CorporationWindows Systems Administrator Fantom CorporationWindows Systems AdministratorMcLean, VirginiaEstablished in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services , and Cloud-certified practitioners. Fantom Corp is a Software Development, Agile Cloud, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider.
Leidos Holdings IncWindows Systems Administrator Leidos Holdings IncWindows Systems AdministratorChantilly, VA$92,300–$166,850 / yearConfigure and administer Windows Server Operating Systems including Group Policy Objects, Active Directory Users and Computers, DNS, Active Directory Sites and Services, WSUS, SQL, and IIS. 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.
ManTechWindows Systems Administrator ManTechWindows Systems AdministratorChantilly, VAMust be able to use hands to operate a computer and other office productivity machinery such as a calculator, copy machine, and computer printer. MANTECH seeks a skilled and motivated Windows Systems Administrator to join our team of top Information Technology and Analytic professionals in Chantilly, VA.
Northrop Grumman CorpPrincipal Windows Systems Administrator - Polygraph Northrop Grumman CorpPrincipal Windows Systems Administrator - PolygraphDulles, VA$103,600–$155,400 / yearPreferred Qualifications: The ideal candidate will have a Bachelor's degree in Information Technology, a Security+ CE, MCSE (or similar Microsoft cert), and 6 years of Windows Server, VMWare, Active Directory, Microsoft Exchange, and Group Policy administration experience within classified environments. Candidates must meet the U.S. Government 8140 baseline certification requirements (8570 equivalent) for a Principal Computer Systems Analyst - IAT Level II (examples: Security+ CE, CCNA-Security, CND, CySA+ , RHCSA).
StratAcuity Staffing Partners IncNewSr Systems Administrator StratAcuity Staffing Partners IncSr Systems AdministratorReston, VA$70–$90 / 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. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.
The Mil CorpSystems Administrator with TS/SCI, FS (Systems Administration, Associate) The Mil CorpSystems Administrator with TS/SCI, FS (Systems Administration, Associate)Tysons Corner, VA$125,000–$200,000 / yearThe MIL Corporation (MIL) is a dynamic workforce of industry professionals who deliver world-class solutions in cyber, engineering, financial management, and information technology - and we are looking for candidates like you! Installing, configuring and removing system hardware (servers, workstation, monitors, printers, plotters, scanners, transceivers, network interface cards, network physical links, etc.).
CadreSystems Administrator - Active Security Clearance CadreSystems Administrator - Active Security ClearanceReston, VARequest and Reporting System requests; verify accesses; obtain approvals, and serve as a liaison between users and other support offices to resolve/fulfill IT and access administration problems/requirements). Coordinate projects with appropriate service proviclers and customers, identify/resolve project issues, and keep customers/project team members informed of projects' statuses.
LeidosSCCM/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, 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.
Leidos Holdings IncSCCM/Windows Systems Administrator Leidos Holdings IncSCCM/Windows Systems AdministratorBethesda, MD$73,450–$132,775 / yearLeidos 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. Manage and support Public Key Infrastructure (PKI) services, including certificate issuance, renewal, revocation, and troubleshooting for Windows servers, applications, and user authentication mechanisms.
MarkonSystems Administrator / Systems Engineer MarkonSystems Administrator / Systems EngineerFort Meade, Maryland$145,000–$170,000 / yearOur growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services. Description: Markon is seeking a Systems Administrator / Systems Engineer to support the Fort Meade customer by designing, building, and maintaining innovative technical solutions.
StratAcuity Staffing Partners IncSystems Administrator (All Levels) - TS/SCI w/ FSP StratAcuity Staffing Partners IncSystems Administrator (All Levels) - TS/SCI w/ FSPAnnapolis Junction, MD$30–$115 / hourOperations, Documentation, and Customer Support: Coordinate with network/software/system engineers, ISSM/ISSO partners, desktop teams, project managers, and end users to keep systems operating smoothly. 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.