System Administrator
$90k - $108kRCG
Systems Administrator Location: Washington, DC - Onsite (Five days per week) Clearance Requirement: Active Top-Secret Clearance (U.S. Citizen or Permanent Resident) Salary Range: $90,000 - $108,000 Who We Are At RCG , we’re more than just a federal contracting company – we’re a team of innovators, problem-solvers, and collaborators. Proudly Certified as a Great Place to Work , we are committed to fostering a culture where people can grow, contribute, and thrive while delivering exceptional IT services to our government clients. The Opportunity We are currently seeking a Systems Administrator (Windows) to join our team in Washington, DC . This full-time role supports an ongoing government contract and requires five days per week on-site . There are no remote work options for this position. Please note: Due to the secure nature of this government agency, all candidates must be U.S. citizens or Permanent Residents and hold an active Top-Secret clearance. The successful candidate will receive a contingent offer based on the outcome of a government background check. This process may take several weeks, and candidates cannot begin employment until it is successfully completed. Role Overview The Systems Administrator (Windows) will be responsible for the installation, configuration, maintenance, and support of Windows servers and virtual environments. This position requires strong knowledge of Windows operating systems, virtualization technologies, and a proactive approach to ensuring system stability, availability, and security. Primary Responsibilities Install, configure, and maintain Windows servers and virtual environments. Assess system stability, security, and scalability of installed Windows systems. Provide technical support for users and back-end systems. Troubleshoot and resolve system and server errors. Review error logs and respond to user-reported issues. Monitor and update the Windows codebase. Manage user access and system permissions. Monitor system performance and perform regular maintenance. Maintain server security, apply patches, and perform backups. Collaborate with IT managers on system and server upgrades. Qualifications Active Top-Secret Clearance required. Bachelor's degree in Computer Science, Information Technology, or related field. 3-5 years of experience in systems administration or a related IT field. CompTIA Security+ certification required. Strong knowledge of Windows Server 2012R2, 2016, 2019 environments. Proven experience as a Windows Administrator . Familiarity with databases, patch management, and LAN/WAN networks . Knowledge of network security systems , intrusion detection, and data backup. Excellent problem-solving, communication, and troubleshooting skills. Ability to work independently and collaboratively in a dynamic environment. Preferred Certifications Microsoft Certified: Windows Server Hybrid Administrator Associate (or equivalent). Additional Information Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of this position. RCG, Inc. is proud to be an Equal Opportunity Employer. We do not discriminate against qualified individuals based on their status as protected veterans or individuals with disabilities, and we prohibit discrimination against all individuals based on race, color, religion, sex, sexual orientation/gender identity, or national origin. #J-18808-Ljbffr
$73.45k - $132.78k
...If this sounds like a mission you want to be a part of, keep reading! The Digital Sector of Leidos is seeking a Data Center System Administrator to support data center operations. The System Administrator will rack and stack equipment, support upgrades and...SuggestedFull timeTemporary workWork at officeRemote work- ...Kaiva Tech, LLC is seeking a Systems Engineer/Administrator in Arlington, VA Clearance : Secret Location : 100% Onsite Position Overview : As a Systems Engineer/Administrator, you will be responsible for ensuring the secure and efficient operation of...Suggested
- ...clearance with a Full Scope (FS) Polygraph. No exceptions. About System High System High Corporation delivers advanced... .... We are seeking an Information Technology (IT) Systems Administrator to join our team and support mission-critical programs through...SuggestedContract workImmediate start
$100k
...System Administrator Arlington, VA Pay From: $100,000 per year Must: Experienced System Administrator 5+ years of relevant experience in application development, systems administration, or enterprise system support environments Active Top Secret/SCI clearance required...SuggestedRelocation$110k - $115k
Back Systems Administrator Cloud/Infrastructure Washington , DC Jul 21, 2026 Systems Administrator Washington, DC / Onsite U.S. Citizenship required Blu Omega is seeking a Systems Administrator to support a federal program focused on enterprise IT support for the Congressional...SuggestedTemporary workWork at office- ...Job Details Requisition ID: 3192 Standard Title: Systems Administrator Required Security Clearance: Top Secret/SCI Location: Bethesda, MD Work Type: On-Site Shift: First Referral Eligibility: Eligible U.S. Citizenship Required: Yes Position Summary Support the OSINT Integration...Hourly payContract workTemporary workImmediate startMonday to FridayFlexible hoursShift work
$92.3k - $166.85k
Description Are you ready to be the technical backbone of a mission that matters? Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile software development program, Chinook, for an Intelligence Community...Contract workLocal areaImmediate startShift workDay shiftAfternoon shift$92.3k - $166.85k
...Description Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting‑edge Agile software development program, Chinook, for an Intelligence Community customer. In this critical role, you’ll ensure the stability, security,...Contract workShift workDay shiftAfternoon shift$76k - $86k
...System Administrator Entarian is seeking a System Administrator to join and help lead a technical team dedicated to the operations and maintenance of the ground systems for NOAA Office of Satellite and Product Operations (OSPO) environmental‑monitoring satellite missions...Permanent employmentFull timeTemporary workWork at officeFlexible hours- ...A growing security software company is seeking a System Administrator to lead endpoint and SaaS platform support and management across a hybrid workforce. This is a hands-on technical role with direct responsibility for provisioning, securing, and maintaining the systems...Work at office3 days per week
$125k - $135k
...Overview Job Summary Galapagos Federal Systems LLC is looking for an enthusiastic, well-qualified individual to fill the Systems Administrator position. This role offers the opportunity to work with a diverse and talented group of individuals committed to driving success...Local areaFlexible hours- ...Job Description The Network and Systems Administrator design, implements, maintains, and supports the organization’s servers, network systems, and core IT services, ensuring secure, reliable Windows Server performance aligned with organizational needs and best practices...
- ...Job Description This Senior Systems Administrator position is responsible for maintaining information technology infrastructure to support Virginia Tech sites in both Alexandria and Arlington. This position maintains systems for client support, security monitoring, and...Work experience placement
- ...support installing, configuring and supporting Microsoft-based systems, both virtual and physical Bachelor’s degree in Information... ...Knowledge: Windows Server 2003, 2008, 2008 R2, 2012, 2012 R2 administration Hands-on experience managing Windows Active Directory Services...
- ...Omniscius Consulting is looking for an experienced Senior Systems Administrator in Laurel, MD, to manage and support the lifecycle of mission-critical applications. The ideal candidate will have strong backgrounds in Windows and Linux administration, cloud infrastructure...
$119.7k
...Summary Senior Systems Administrator Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer’s core culture? If so, Chenega...- ...AHU Technologies Inc is seeking a skilled Network and Systems Administrator responsible for managing the organization's servers, network systems, and core IT services. The role involves ensuring secure and reliable Windows Server performance, monitoring network infrastructure...
$60k - $70k
...experts who care deeply about impact – whether we're supporting data‑driven decisions, modernizing systems or safeguarding critical programs. The Systems Administrator is responsible for managing and maintaining enterprise IT systems, ensuring the availability, reliability...Live inRemote work- ...Ariadne is looking for Senior System Administrator for a position at NLM's Lister Hill National Center for Biomedical Communications, part of the National Institutes of Health at the NIH campus in Bethesda, MD. Duties And Responsibilities The management, maintenance and...
- ...Base-2 Solutions is seeking a Systems Administrator 4 to support the OSINT Integration Center under the DOMEX Technology Platform contract. The role focuses on Linux/Windows administration, performance optimization, and end-user support in a security-conscious environment...Contract work
- ...Senior Systems Administrator (Laurel, MD) Active TS/SCI w/Polygraph REQUIRED Please do not apply if you do not currently possess this level of clearance. Telework: None Basic Requirements: Security+ Cert 20 years experience as a system engineer Bachelor’s degree in a technical...Full timeImmediate startRemote workShift work
$90k - $105k
...Position Overview We are seeking a Senior Systems Administrator in Lanham, MD. This role serves as the primary IT lead for the Lanham office while partnering with a distributed IT operations team. The position requires a robust technical foundation across hybrid infrastructure...Contract workWork at officeLocal areaImmediate startFlexible hours2 days per week- ...Senior System Administrator The Senior System Administrator is responsible for administering, maintaining, and securing enterprise systems to ensure stable, reliable, and high-performing IT operations. This role requires a seasoned technical professional with expertise...
- ...System Administrator 25-Aug-2025 to Until Filled (PST) Washington, DC, USA Full Time Security Clearance: SECRET position. Personnel must possess a final DoD granted SECRET security clearance. Require: You must be a U.S. Citizen Minimum B.Sc., Aerospace...Full timeLocal area
- ...Sr. System Administrator Bering-Alaka`ina Holdings, LLC has a potential need for a Sr. System Administrator to provide support for our government customer in Laurel, MD at Ft. Meade. *** POSITION IS CONTINGENT UPON CONTRACT AWARD.*** DESCRIPTION OF RESPONSIBILITIES...Contract work
$77.6k - $176k
...Job Number: R0236262 System Administrator The Opportunity Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense? We're looking for a System...Full timeContract workPart timeWork at officeLocal areaRemote work- ...We are seeking a Scientific, Engineering, and Technical Assistance (SETA) systems administrators with Information System Security experience to join our team in support of a government research funding organization dedicated to investing in high-risk, high-payoff research...Work experience placement
$117.45k - $169.65k
...Senior Relativity Senior Systems Administrator Senior Relativity Senior Systems Administrator 3 weeks ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. CGS Federal (Contact Government Services) provided pay range This range...Full timeWork at officeFlexible hours- ...On Site Role - 4 Days a week "In Office" Overview Our client, a prestigious investment firm, is seeking a System Administrator / IT Support Engineer to join their growing technology team. This is a highly visible, hands‑on role supporting executives and employees in a...Work at officeRemote work
- ...Position Overview JDEIS databases and systems must stay current, backed up, and available to support doctrine and education work. The Senior Systems Administrator provides database and systems administration across JDEIS applications, including backups after major updates...Temporary workFlexible hours
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