System Administrator
Summit Staffing Partners
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 fast‑paced, security‑conscious environment. The ideal candidate enjoys solving complex technical issues, thrives in a white‑glove support setting, and is comfortable owning everything from end‑user support to infrastructure and systems administration. Core Responsibilities Deliver exceptional onsite and remote technical support for executives and employees, resolving hardware, software, networking, and mobile device issues. Serve as an escalation point for complex technical problems while ensuring an outstanding end‑user experience. Configure, deploy, maintain, and troubleshoot Windows and Mac workstations, laptops, mobile devices, conference room technology, printers, and peripherals. Administer and support core Microsoft technologies including Active Directory, Windows Server, Microsoft 365, Exchange, file services, and related infrastructure. Support remote access technologies, endpoint security solutions, and cloud‑based business applications. Lead desktop technology initiatives including hardware refreshes, operating system upgrades, software deployments, and patch management. Partner with internal teams to support employee onboarding, offboarding, workstation deployments, and access management. Maintain accurate technical documentation, asset inventory, and knowledge base articles. Work closely with vendors and service providers to coordinate implementations, maintenance, and issue resolution. Identify opportunities to improve IT operations through automation, process enhancements, and technology improvements. Assist with maintaining office technology infrastructure, networking equipment, and conference room systems while helping ensure a secure and reliable computing environment. Key Qualifications 8+ years of hands‑on IT support experience in a professional corporate environment. Strong experience supporting Windows and Mac environments. Hands on experience with Active Directory, Windows Server, Microsoft 365, Exchange, networking fundamentals, and endpoint management. Experience with ticketing systems, remote support tools, and hardware deployment. Comfortable supporting executives and working in a high‑touch, service‑oriented environment. Excellent troubleshooting, communication, and customer service skills. Ability to manage multiple priorities while maintaining a high level of professionalism and discretion. Experience within financial services, investment management, family office, legal, or similarly high‑security environments is highly preferred. This is an outstanding opportunity to join a highly respected investment firm offering challenging technical work, excellent long‑term stability, and the chance to make a meaningful impact across the organization. #J-18808-Ljbffr Summit Staffing Partners
$92.3k - $166.85k
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 customer. In this...SuggestedFull timeContract workShift workDay shiftAfternoon shift$70k - $130k
Dark Wolf is looking for a Linux System Administrator who is interested in working in a fast- paced environment building and maintaining an extensive Infrastructure as a Service (IaaS), platform and hypervisor stack for a DoD customer. The successful candidate will work...SuggestedFull timeFor contractorsRemote work3 days per week- ManTech International seeks a System Administrator to support mission-critical national security systems within our Information Technology & Technical Support organization. In this role, you will manage and secure Windows and Linux servers, configure Active Directory,...Suggested
$80k - $100k
...Overview Edgewater Federal Solutions is currently seeking a detail-oriented IT System Administrator with Cyber Security experience to support our federal customer in the Washington DC area. The candidate will work with the government customer to support the review and...SuggestedContract workWork experience placementWork at officeLocal area1 day per week- 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 servers and systems...Suggested
$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...Relocation$128k - $214.4k
...difference. Your adventure begins now—unleash your potential with MANTECH! MANTECH is seeking a highly motivated and collaborative System Administrator to join our team in Laurel , MD . In this role, you will develop, maintain, and enhance complex and diverse software systems...Hourly payContract workTemporary workWork experience placementWork at officeLocal areaRemote work$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...Temporary workWork at office- ...spectrum of services and solutions to the U.S government agencies and organizations. About the Position TJFACT is seeking a System Administrator – Information Management Specialist to support our DOS DT (Diplomatic Technology) IT team in Baghdad and Erbil, Iraq. The Systems...Temporary workWork at officeLocal areaRemote work
- ...Oceaneering International is seeking a Systems Administrator to partner on a large enterprise IT contract for the DOD. The Systems Administrator provides technical system administration and operations. This role maintains enterprise network infrastructure to ensure proper...Contract work
- ...company’s commitment to hiring and supporting active-duty and veteran employees. Responsibilities Position Overview As the OMC Systems Administrator, you will act as a model of customer service excellence to all organizational staff members in the 6.14.12 Office of...Contract workFor contractorsWork at office
$112k - $179k
...Systems Administrator Job Locations: US-VA-Herndon | US-DC-Washington | US-MD-Riverdale Job Summary We are seeking a highly skilled and experienced System Administrator to join our team. This position will require the candidate to work closely with government customers...Contract workFor contractorsShift work- ...promoting discoveries and innovations made by the research community. GWLAI is seeking a collaborative and service‑oriented Systems Administrator to join the Scholarly Technology Group (STG). STG is a highly collaborative unit where staff and librarians work together to...Full time
- Configure, manage and troubleshoot Windows and Linux operating systems. Install/load operating system software, troubleshoot and maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance...
- ...package. Qualifications Minimum of seven (7) years of experience in installing, configuring and maintaining UNIX/LINUX/MS operating systems and Cloud Environment. Analyzes and resolves problems associated with the operating system's servers, hardware, applications, and...
- ...We are seeking an experienced Senior Systems Administrator to support the lifecycle sustainment and modernization of mission-critical education, learning, and training applications supporting a Government enterprise. This role is ideal for an experienced systems administrator...Full time
- ...Overview The System Administrator provides mid-level technical support for the USCO eCO System and ImageTrust Operations and Maintenance contract, operating under the direction of the Senior System Administrator. This position carries primary responsibility for evening...Contract workShift workNight shiftWeekend workAfternoon shift
- Hands-on experience operating and administration of various Linux OS (i.e. RHEL9, Talos) Experience with building host image templates with automation tools (i.e. Terraform, Packer, SALT, Ansible, RHEL Satellite, Jumphost) Experience with Trellix Endpoint Security and...
$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$91k - $96k
...Job Description This Senior Systems Administrator position is responsible for maintaining IT infrastructure to support Virginia Tech sites in Alexandria and Arlington. It includes system support, security monitoring, and virtualization, and will involve modifying or replacing...- ...Overview The System Administrator will be responsible for the installation, configuration, maintenance, and management of the Secure Internet Protocol Router Network (SIPRNet) systems and infrastructure. This role requires an individual with a strong background in network...Work at office
- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...Full timeContract workFor contractorsWork at office
- ...configuration, operation, and maintenance of computer hardware, software, and related infrastructure. Complete Description: The Master System Administrator is responsible for the effective provisioning, installation, and maintenance of computer hardware, software, and related...Contract work
$55k - $75k
We are seeking a motivated Systems Administrator to support and maintain our enterprise IT environment. This role is ideal for someone with solid foundational experience in Microsoft services, endpoint management, and hardware administration who is ready to broaden their...Full timeTemporary workFlexible hours- ...improvements, we are steadfast in our journey toward a future that is both bright and transformative. The Position The Senior System Administrator provides Tier I/II/III systems administration and IT operations support within classified environments. This role delivers...RelocationDay shift
- Description Oneida Professional Services is seeking a Systems Administrator to support the Defense Information School (DINFOS) Technology & Logistics Support Services contract at Fort Meade, Maryland. This position is responsible for administering, maintaining, and securing...Contract work
$125k - $135k
Overview 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. Job Summary...Full timeLocal areaFlexible hours- ...Analytica is seeking a seasoned and adaptable Senior System Administrator to join our infrastructure team in supporting an innovative federal mission. In this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize...For contractorsLocal area
- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...Full timeContract workFor contractorsWork at office
$98k - $163k
...Job Family Systems Engineering Travel Required Up to 10% Clearance Required Active Top Secret (TS) We are seeking a reliable and skilled Systems Administrator to support enterprise IT operations and mission‑critical systems within secure federal environments. This role...Temporary workFlexible hours
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