System Administrator Jobs in United States

A System Administrator is responsible for the upkeep, configuration, and reliable operation of computer systems, especially multi-user computers such as servers. The role helps ensure that the uptime, performance, resources, and security of the systems managed meet user needs while operating within

Location: Suffolk, VAPosition Type: Full TimeClearance Level: SecretAERMOR LLC is hiring an Azure Virtual Desktop (AVD) System Administrator. This role will administer Navy Flank Speed Azure desktop environment server-based systems, security devices, distributed applications, network storage, and pe

VA Suitability – Public Trust Clearance Eligibility Salary: $45,000 - $56,000 About Veterans Engineering (A wholly owned subsidiary of Aretum) Veterans Engineering, a wholly owned subsidiary of Aretum, is dedicated to delivering high-impact professional services and mission-focused solutions in supp

As a System Administrator, you will play a critical role in managing and maintaining on-premises and cloud hybrid environments to ensure stability, security, and performance. This position focuses on day-to-day administration, troubleshooting, and optimization of core infrastructure components, incl

Turning Space into a Transportation Layer for Earth Who We Are: Inversion builds advanced reentry systems to deliver next-generation capabilities from space. Our mission is to make Earth radically more accessible by turning Low-Earth Orbit into an on-demand logistics domain. We see space not

Innovative Signal Analysis (ISA) is seeking new engineering talent. ISA works in all phases from concept design, through development and integration, to operations and maintenance of challenging mission critical systems, with offices in Richardson, TX & Aurora, CO. Position Level This position m

At some point in any digital investigation, an analyst needs to step beyond the perimeter and engage threats at the source. Authentic8 Silo places any type of digital analyst in region-specific, multi-application workspaces, securely and anonymously, anywhere across the globe. Target content can be

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a Senior Windows System Administrator to join a high-performing Agile team operating within the Scaled Agile Framework (SAFe) in support of a complex, fast-paced program. In t

Virtual Desktop Infrastructure (VDI) Systems Engineer Location: Dayton, OH Work Model: Fully onsite at NASIC Clearance: Active TS/SCI Overview Rackner is seeking a Virtual Desktop Infrastructure Engineer to support the VDI Engineering and Endpoint Management team. The VDI Engineer will work w

About METR We are a nonprofit research organization that develops scientific methods to assess AI capabilities, risks, and mitigations, with a specific focus on threats related to AI R&D automation and misalignment. We believe it is robustly good for policymakers and civil society to have a clear un

ASP Web Solutions is searching for a fulltime remote System Administrator Jr. to support an Air Force Medical Command (AFMEDCOM) requirement involving the Defense Medical Logistics Standard Support (DMLSS) system.This is a remote position, subject to Government approval. Normal duty hours are expect

About Niyam IT (Niyam) Niyam was founded in 2007 by a group of consultants who shared a unique vision: a technology company steeped in orderly process yet driven by passion and innovation. Over the following decade, we fine-tuned our craft and built an impressive track record of successful outcomes,

About the Role The Senior System Administrator will support the implementation, troubleshooting, and maintenance of Information Technology (IT) systems. This role is responsible for managing system infrastructure and ensuring reliable day-to-day operations across client, server, storage, and network

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies seeks a Mid-Level or Senior Level System Administrator (SA) to join our intel team. The selected individual will provide system administration support for a large, complex network enviro

ASP Web Solutions is searching for a fulltime remote Sr. System Administrator to support an Air Force Medical Command (AFMEDCOM) requirement involving the Defense Medical Logistics Standard Support (DMLSS) system.This is a remote position, subject to Government approval. Normal duty hours are expect

Senior System Administrator (TS/SCI with Polygraph) Location: Annapolis Junction, Maryland Innovative System Solutions (ISSI) is seeking a Senior System Administrator with an active TS/SCI clearance with polygraph. This is an exciting opportunity for candidates seeking meaningful work in a collabora

A career at BCT LLC means being part of something bigger than yourself. Our success comes from the dedication of our people and their commitment to delivering meaningful solutions for our customers and their missions. If you’re looking for a supportive, team-oriented workplace where collaboration an

At Wyetech, you’ll be at the center of an award-winning corporate culture, breaking technological barriers and solving real-world problems for our federal government customers. We are committed to hiring the best of the best, and in return, we offer a world-class, truly unique employee experience th

Belay Technologies has been nominated as one of Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a cleared System Administrator to administer, maintain, troubleshoot, automate, and optimize Linux-based systems and infrastructure. This position is ideal for a

Who We Are: AM Pierce & Associates and Applied Technologies Group (ATG), a wholly owned subsidiary of AM Pierce and Associates, is a woman-owned small business providing Engineering & Research, Cyber, C5ISR, Program & Acquisition Management services and solutions to a diverse government and industry