May 21, 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. 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.
ul>Partner with application and analytics teams (e.g., Glue, DBT, Databricks, Power BI, Looker) to deliver secure, performant integrations and reliable data products. OneMain Financial (NYSE: OMF) is the leader in offering nonprime customers responsible access to credit and is dedicated to improving the financial well-being of hardworking Americans.
Washington DC, DC6 days ago
ul>Manage iOS and Android devices using enterprise MDM tools (MaaS360, Intune).
The MDM Administrator will oversee deployment, configuration, and support of mobile devices across the enterprise.
p style="text-align:left">Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates.
June 22, 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. 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.
Springfield, VA30+ days ago
System 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.
Fort Meade, MD30+ days ago
This 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.
Fort Meade, MD30+ days ago
This 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.
Springfield, VA30+ days ago
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. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Springfield, VA30+ days ago
Systems 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.
Falls Church, VA30+ days ago
This 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.
The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
li>Review 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.
Springfield, VA30+ days ago
5+ 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.
Rockville, MD, Maryland4 days ago
Learn more about Beacon Hill and our specialty divisions, Beacon Hill Associates, Beacon Hill Financial, Beacon Hill HR, Beacon Hill Legal, Beacon Hill Life Sciences and Beacon Hill Technologies by visiting www.bhsg.com. The Senior Lease Administrator is responsible for managing the day-to-day administration of a portfolio of commercial properties, including lease abstraction, billing, and compliance with lease agreements.
Springfield, VA30+ days ago
Office 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.
Fort Belvoir, VA30+ days ago
Implementing 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.
The Windows Systems Administrator will be involved in the testing, preparation and deployment of Active Directory GPO's and RBAC as well as automated server and workstation imaging and patching utilizing Windows MCM. responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Hanover, Maryland27 days ago
The Windows Systems Administrator will be involved in the testing, preparation and deployment of Active Directory GPO’s and RBAC as well as automated server and workstation imaging and patching utilizing Windows MCM. responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Springfield, VA7 days ago
The Systems Administrator will support the Exchange, Directory, and Messaging (EDM) team responsible for maintaining core infrastructure services across a large-scale network. Experience administering and troubleshooting Active Directory, Microsoft Exchange, and Windows Server environments.
McLean, Virginia22 days ago
p>We 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.
10 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.
Annapolis Junction, Maryland15 days ago
Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events at. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
McLean, Virginia28 days ago
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. Established 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.
p>This 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.
This role is responsible for the administration, security, maintenance, and operational support of Windows print servers, Xerox print devices, and Xerox Device Manager (XDM) servers across both NIPR and SIPR networks. This individual will serve as the subject matter expert (SME) for Xerox printing systems and collaborate closely with USAF personnel, Xerox teams, and IT stakeholders to ensure reliable, secure, and compliant operations.
Tysons Corner, VA30+ days ago
The 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.).
Leidos 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.
Bethesda, Maryland26 days ago
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 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.
p>Basic Qualifications: • Associates degree and 10 years of relevant experience or • Bachelors degree and 8 years of relevant experience or • A Masters degree and 6 years of relevant experience • A High School diploma or equivalent and 12 years of relevant experience may be considered in lieu of a completed degree. • Maintain smooth operation of multi-user computer systems, including coordination with network software and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
As the Senior Systems Administrator, you will monitor and maintain corporate communication systems related to email and messaging; troubleshoot hardware, software, and network problems pertaining to the operation of Microsoft Exchange Servers in a Windows Active Directory environment; and oversee the status of issues related to messaging systems with the corporation and ensure that issues are resolved, documented, and closed in a timely manner. Work Environment, Physical Demands, and Mental Demands: Typical office environment with no unusual hazards, occasional lifting to 20 pounds, constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communication, and constant mental alertness; must possess planning/organizing skills and be able to work under deadlines.
McLean, Virginia8 days ago
As the Senior Systems Administrator, you will monitor and maintain corporate communication systems related to email and messaging; troubleshoot hardware, software, and network problems pertaining to the operation of Microsoft Exchange Servers in a Windows Active Directory environment; and oversee the status of issues related to messaging systems with the corporation and ensure that issues are resolved, documented, and closed in a timely manner. Typical office environment with no unusual hazards, occasional lifting to 20 pounds, constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communication, and constant mental alertness; must possess planning/organizing skills and be able to work under deadlines.
Arlington, Virginia1 day ago
ul style="margin: 0px; padding: 0px; font-family: verdana;">Coordinates with OMC IT leadership and JSP to resolve complex infrastructure incidents; independently determines escalation paths and corrective actions for the most complex OMC IT issues. . - Leads O&M support for NIPRNET, SIPRNET, and JWICS system infrastructure (~400 users) and SAP domain, storage, SQL database, workstation, and printer infrastructure (~150 users); administers and maintains Microsoft Active Directory and GPOs. .
Germantown, MD11 days ago
p>Description: Based on-site in Germantown, Maryland, the IT Systems Administrator will support and maintain the organization''s core IT infrastructure, including Hybrid Azure AD (Entra ID), Microsoft 365 GCC High, Windows Server environments, endpoint management platforms, virtualization technologies, and secure network services. This position manages hybrid identity services, Microsoft 365 GCC High, Windows infrastructure, virtualization platforms, cybersecurity controls, and network services while ensuring alignment with CMMC Level 2 and NIST SP 800-171 requirements.
p>The Systems Administrator will manage and troubleshoot enterprise networks, servers, virtual environments, and security configurations while collaborating on the design and maintenance of the CALEA Continuity of Operations (COOP) site in Scottsdale, AZ. Clearance: Must be able to obtain and maintain DHS/ICE Fitness Determination (Public Trust), including favorable preliminary Fitness and full NBIS eAPP investigation (SF-85P, OF-306, SSA-89, fingerprints, PREA questionnaire if required).
p>Operations, 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.
Fort Meade, Maryland22 days ago
Our 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.
p>The Space Weather Ground Services (SWGS) is responsible for comprehensive ground services for all SWX projects, ensuring successful implementation and operation of observing assets and ensuring the continuity of space weather measurements made by SWFO-L1 and the GOES-R series satellites. NOAA's Space Weather Next (SWX) program maintains and extends space weather observations from various vantage points, selected to most efficiently provide comprehensive knowledge of the Sun and the near-Earth space environment needed to protect our technological infrastructure.
Springfield, VA30+ days ago
Certifications (CWF Requirements): Candidates must satisfy Cybersecurity Workforce Framework (CWF) ID 451 (System Administrator - Intermediate Level) requirements, as outlined by Navy COOL. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services.
Upper Marlboro, MD30+ days ago
p>Job Duties: Work in tandem with the IDSL Cloud Security Administrator, Corporate Cyber Team, and customer security representatives, to maintain cloud system configurations, security strategies, policies, and procedures in support of Approval to Operate (ATO) certifications and the Confidentiality, Integrity and Availability (CIA) triad. These in-house developed, high availability environments are leveraged by the IDSL team in the evaluation of emerging hardware and software technologies designed to improve the efficiency, effectiveness, and satisfaction of travel and trade processes used by our customers.
These 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.
Washington, DC30+ days ago
FINRA employees are required to disclose to FINRA all brokerage accounts that they maintain, and those in which they control trading or have a financial interest (including any trust account of which they are a trustee or beneficiary and all accounts of a spouse, domestic partner or minor child who lives with the employee) and to authorize their broker-dealers to provide FINRA with duplicate statements for all of those accounts. Additional insurance includes basic life, accidental death and dismemberment, supplemental life, spouse/domestic partner and dependent life, and spouse/domestic partner and dependent accidental death and dismemberment, short- and long-term disability, long-term care, business travel accident, disability and legal.
div> Overview: We are seeking a Systems Administrator to join our Task Order proposal on the Defense Intelligence Agency’s Solutions for the Information Technology Enterprise III (SITE III). The Systems Administrator maintains smooth operation of multi-user computer systems, including coordination with network engineers. One of the following DoD 8570/CS-NET-451 certifications is required:
Bachelor's degree in Computer Engineering, Computer Science, Applied Science, Electrical Engineering, Math, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university, a developer nanodegree, or equivalent work experience, is required. Must be knowledgeable in the support and administration of VMWare, hosting and managing virtual machines, and data storage such as Network Attached Storage (NAS) and Storage Area Network (SAN) hardware.
Springfield, VA11 days ago
p>Keywords: Active Directory, Group policy management, LDAP, DNS, domain name system, powershell, host configuration, azure active directory, active directory domain services, windows server, identity and access management, IAM, Single sign-on, SSO, PKI, public key infrastructure, PKI, infrastructure, Linux, unix, linux engineer, senior engineer, linux systems, linux server, top secret clearance, TS/SCI, AWS, EKS, ECS, JSON, YAML, cloud formation, automatinon, IAM, access, confluence, servicenow, CICD, CI/CD, pipeline, GitLab, coding, scripting, python, CI Polygraph, counterintelligence, platform, infrastructure, platform infrastructure, network, dns, systems administrator, TS/SCI. Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance.
Springfield, VA10 days ago
p>Keywords: Active Directory, Group policy management, LDAP, DNS, domain name system, powershell, host configuration, azure active directory, active directory domain services, windows server, identity and access management, IAM, Single sign-on, SSO, PKI, public key infrastructure, PKI, infrastructure, Linux, unix, linux engineer, senior engineer, linux systems, linux server, top secret clearance, TS/SCI, AWS, EKS, ECS, JSON, YAML, cloud formation, automatinon, IAM, access, confluence, servicenow, CICD, CI/CD, pipeline, GitLab, coding, scripting, python, CI Polygraph, counterintelligence, platform, infrastructure, platform infrastructure, network, dns, systems administrator, TS/SCI. Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance.
Fort Belvoir, VA19 days ago
p>As a system administrator and cyber analyst on our project, you'll install, configure and manage RHEL and Windows operating systems to ensure that they meet operator needs while also being compliant with Risk Management Framework (RMF) and NETCOM requirements. 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.