System Administrator
$110k - $140kDunhill Professional Search
Hybrid in Washington, DCSalary - $110,000 - 140,000We are seeking a skilled and dependable Systems Administrator to join our team at the mid to senior level. This role carries direct responsibility for managing and maintaining enterprise Windows and Linux server infrastructure, endpoint management systems, and virtualized environments. The ideal candidate brings proven hands-on experience, strong problem-solving instincts, and the technical depth to operate independently while collaborating effectively across teams.• Administer and maintain Microsoft SCCM/MECM infrastructure, including software deployment, patch management, operating system deployment, and compliance reporting. • Manage Azure Update Management (AUM) for hybrid and cloud-based patching strategies.• Develop and maintain task sequences, packages, and application deployments.• Design, implement, and manage complex Group Policy Objects (GPOs) across the enterprise Active Directory environment.• Develop and enforce security policies, user configurations, and desktop standards through GPO.• Perform GPO auditing, documentation, and optimization to ensure performance and compliance.• Implement GPO-based solutions for software deployment, security hardening, and endpoint configuration.• Provide advanced troubleshooting and support for Windows Server environments (2016, 2019, 2022, and future releases).• Perform server builds, configurations, upgrades, and migrations. • Monitor system performance, diagnose issues, and implement solutions to ensure high availability.• Manage Active Directory, DNS, DHCP, and related infrastructure services.• Provide advanced troubleshooting and support for Linux server environments (RHEL, Ubuntu, CentOS, or similar distributions).• Perform server builds, configurations, upgrades, and migrations.• Manage Linux services including SSH, cron, system, NFS, and Apache/Nginx as needed.• Administer user accounts, permissions, and security configurations.• Implement patching, hardening, and compliance measures for Linux systems.• Administer Microsoft Universal Print and cloud printing solutions.• Install, configure, and troubleshoot print infrastructure for on-premises and hybrid users.• Manage print queues, drivers, and printer deployments across the organization.• Operate and maintain virtual machines within enterprise virtualization platforms (Hyper-V, VMware, or similar).• Perform VM provisioning, snapshots, resource allocation, and lifecycle management.• Collaborate with infrastructure teams on capacity planning and optimization.Minimum Qualifications• Bachelor’s Degree in Information Technology, Computer Science or a related field or equivalent relevant experience.• 3-7 years of hands-on experience in Windows and/or Linux systems administration.• Ability to obtain and maintain a Public Trust clearance.Other Job Specific Skills• Demonstrated proficiency in Group Policy design, implementation, and troubleshooting.• Solid experience with SCCM/MECM administration, including software deployment and patch management.• Strong troubleshooting skills across Windows Server and Linux operating systems.• Experience with Azure Update Management or equivalent cloud-based patching tools.• Proficiency with the Linux command line and Bash shell scripting.• Proficiency with PowerShell scripting for automation and systems management.• Working knowledge of enterprise print management, including cloud-based print solutions.• Hands-on experience with virtualization platforms such as Hyper-V, VMware, or Azure VMs.Preferred• Microsoft certifications (e.g., AZ-104, AZ-800/801, or equivalent).• Linux certifications (e.g., RHCSA, LPIC, or CompTIA Linux+).• Experience with configuration management tools such as Ansible, Puppet, or similar.• Familiarity with ITIL processes and enterprise ticketing systems. #CJPOST
- ..., Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050] - DPLH Est.: 665.6 Hrs. ST | 0 Hrs. OT on a Exempt 1099 Contract: No Overtime Pay Contract...SuggestedFull timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
$86k - $138k
ResponsibilitiesPeraton is currently seeking a Sr-level SQL Database / Systems Administrator for our Federal Strategic Cyber programs to manage and optimize our database infrastructure.Location: On-site, Washington DCIn this role, you: Need to have strong expertise in SQL...SuggestedContract workShift work$130k - $180k
Celestar, a B&A Company, is seeking a Database/Web System Administrator to support the Defense Advanced Research Projects Agency (DARPA) Program Security Services (PSS) task order. If interested and meet the qualifications, we encourage you to apply for this rewarding...SuggestedContract workLocal area$92.3k - $166.85k
Title: Systems Administrator/EngineerLocation: Washington, DC Navy YardClearance: Top SecretLeidos is looking for a strong systems administrator to become part of our team at the Washington Navy Yard location.This Top Secret cleared Systems Administrator/Engineerwill work...SuggestedFull time- ...processes are reinforced through our organization’s externally accredited certifications, which include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management Systems (SMS, corporate ITIL certification), ISO 27001:2005 Information Security...SuggestedFlexible hoursWeekend work
- ...certifications, which include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management Systems (SMS... ...the TTAC Infrastructure Modernization effort as a System Administrator (SA). The System Administrator is responsible for effective provisioning...Immediate startFlexible hoursWeekend work
- ...be responsible for maintaining compliance, securing operating systems, and executing patch management across Windows and Linux... ...Develop scripts using PowerShell, Perl, VBScript, or similar administrative languages.Collaborate with customers and technical teams to define...Full time
- ...capabilities in AI/ML & Decision Analytics, Modeling and Simulation, and Future Force Assessments.SPA has a need for Systems & Infrastructure Administrators to operate, maintain, and improve the environments that host APACS and Foreign Clearance Program‑related...Flexible hours
$62k - $141k
Tier 2 System AdministratorThe Opportunity: Your combination of people skills and system administration knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the DoD? Your blend of...Full timeContract workPart timeWork at officeLocal areaRemote work$73.45k - $132.78k
Leidos has a new and exciting opportunity for a Systems Administrator in our INTEL SECTOR- Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and...Full timeWork at officeLocal areaImmediate startRemote workFlexible hours$104.2k - $138.9k
...a hybrid role working on-site 3 days/week in Arlington VA area. Candidates must have a current TS/SCI clearance.The Senior System Administrator leads the administration, maintenance, security, and operational resilience of complex enterprise infrastructure supporting...Remote work3 days per week$95.5k - $181.7k
...exciting, collaborative environment.The Business Infrastructure group at RTX BBN Technologies' Rosslyn, VA office is seeking a Systems Administrator. Our team handles all aspects of IT including, but not limited to: core network infrastructure, phone systems, lab setups,...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$125k - $169k
Responsibilities Technica is seeking a COTS Systems Administrator. The Senior System Administrator (SysAdm) will support the implementation of a COTS physical access system. The Senior SysAdm will partner with the government Product Manager in providing technical direction...Work experience placementRemote work$77.6k - $176k
System AdministratorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you... ...the Department of Defense? We’re looking for a System Administrator to help us design, deploy, and maintain Cross Domain Solutions...Full timeContract workPart timeWork at officeLocal areaRemote work- ...coordinates the implementation of the approved course of action.- Coordinates and monitors troubleshooting to isolate and diagnose common system problems; documents system events to ensure continuous functioning. Recommends course of action and implements as approved.-...Work experience placement
$62k - $141k
System Administrator, MidThe Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting our client?As a System Administrator...Full timeContract workPart timeWork at officeLocal areaRemote work$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical technology supporting the Department of Defense (DoD)? We’re looking for a System...Full timeContract workPart timeWork at officeLocal areaRemote work$94.1k - $141.1k
The Systems Administrator provides technical system administration and operations. This role maintains enterprise network infrastructure to ensure proper configuration, availability, performance, capacity, and maintenance (including application of the latest patches and...Work experience placementDay shift$92.3k - $166.85k
...customers as they address evolving national security challenges.About the OpportunityLeidos is seeking an experienced Senior System Administrator to support the implementation, operation, troubleshooting, and maintenance of IT systems and infrastructure. You will manage...Full time- ...Fort Meade, MDClearance Required: Top Secret/SCI with Active Full Scope PolygraphWe are seeking an experienced Linux-focused System Administrator (Level 2) to support a mission-critical program within the Intelligence Community at Fort Meade, MD. This is an on-site...Temporary work
- Universal Technical Resource Services, Inc. (UTRS) is currently seeking a System Administrator to join our team! At UTRS, we enjoy the benefits of working in a collaborative environment of close-knit team members. As a company, we provide a wide range of leading-edge engineering...Casual workWork at officeRemote work
- Responsible for server operations inclusive of hardware, operating system (OS), and utilities on the servers.Has expertise in Red Hat... ...TrustExperience Required: 10 years’ experience in Systems Administration for software development projects utilizing Agile principlesEducation...
- ...PlanIT Group is seeking a System Administrator/Scripting Engineer to support our Federal customer in the Washington, DC area. The ideal candidate will have expertise in command line scripting (PowerShell), Windows Server, Active Directory, SSO (Single Sign-On), ADFS...Weekend work
- ...IT Systems Administrator USADF has a need for an IT Systems Administrator in the Office of the Information Technology (Client)/Finance and Administration to support the agency's IT operations, infrastructure and security operations. Truncated Requirements (Duties...Permanent employmentWork at office
$87.7k
...intelligence, flexibility, transparency, and good humor. The ICCT has an immediate opening for a highly motivated and committed IT Systems Administrator to join our team. The IT Systems Administrator will assist in the management and administration of ICCT's IT systems, cloud...Full timeWork at officeImmediate startRemote work- ...Position Objective: Provide services as a System Administrator III in support of the overall functions of the National Institutes of Health (NIH), National Institute of Allergy and Infectious Diseases (NIAID). Duties and Responsibilities: Support enterprise cloud...
- ...Systems Administrator Koniag Management Solutions, a Koniag Government Services company, is seeking a Systems Administrator with a Top-Secret clearance with the ability to obtain a SCI to support KMS and our government customer in Washington, DC. This position is for...Local areaFlexible hours
$155k - $180k
...Senior System Administrator Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Senior System Administrator to join our team of passionate individuals in Springfield, VA. In this role...Contract workLocal areaMonday to FridayShift work$106.3k - $221.1k
...more. Join us to drive positive, lasting change that moves missions and the government forward! Job Description The System Administrator is responsible for the daily operation, maintenance, and security of the platform infrastructure. The work: Perform hands...Live inWork at officeLocal area$80k - $90k
...Senior Systems Administrator The Solar Energy Industries Association (SEIA) is the national trade association for the solar and storage industry and represents more than 1,000 member companies and an industry workforce of more than 255,000 across the United States....Full timeWork at officeLocal areaRemote work3 days per week
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to System Administrator. Be the first to apply!
- application system administrator Washington DC
- system admin Washington DC
- microsoft systems administrator Washington DC
- office 365 and sharepoint system administrator Washington DC
- server administrator Washington DC
- remote systems administrator Washington DC
- junior systems administrator Washington DC
- IT infrastructure administrator Washington DC
- enterprise administrator Washington DC
- IT administrator Washington DC

