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Keywords: Senior Systems Administrator (Email Operations), Location: Washington DC

Page: 1

Network and Computer Systems Administrator

MANTECH seeks a motivated, career and customer-oriented Network and Computer Systems Administrator to join our team... computer systems within a virtual server environment (Hyper-V/Citrix) to support Oracle and Java development. Lead the...

Company: ManTech
Location: Washington DC
Posted Date: 06 Feb 2026

Senior Systems Administrator (Email Operations)

Responsibilities We are seeking a highly skilled Senior Systems Administrator – Email Operations to lead the... daily operations of enterprise email systems (Exchange, Exchange Online, Microsoft 365). Monitor service availability...

Company: Peraton
Location: Washington DC
Posted Date: 21 Feb 2026
Salary: $112000 - 179000 per year

Senior Systems Administrator (Disaster Recovery Operations)

Responsibilities We are seeking an experienced Senior Systems Administrator – Backup & Disaster Recovery to design... ensures that critical systems and data can be restored quickly, securely, and reliably in the event of system failures, cyber...

Company: Peraton
Location: Washington DC
Posted Date: 20 Feb 2026
Salary: $112000 - 179000 per year

Senior Systems Administrator (Remote App)

Responsibilities We are seeking an experienced Senior Systems Administrator – Remote Applications to design, manage... settings. Serve as an escalation point for remote access and virtual application issues. Operations, Lifecycle...

Company: Peraton
Location: Washington DC
Posted Date: 21 Feb 2026
Salary: $112000 - 179000 per year

Senior Systems Administrator (PKI)

Responsibilities We are seeking an experienced Senior Systems Administrator – PKI to architect, implement, and manage... (creation, distribution, rotation, renewal, revocation). Operations, Security & Compliance Ensure PKI systems meet security...

Company: Peraton
Location: Washington DC
Posted Date: 21 Feb 2026
Salary: $112000 - 179000 per year

Senior Systems Administrator (Directory Services)

Responsibilities We are seeking an experienced Senior Systems Administrator – Directory Services to lead the design... and least-privilege principles. Operations & Troubleshooting Diagnose and resolve complex authentication, authorization, replication...

Company: Peraton
Location: Washington DC
Posted Date: 21 Feb 2026
Salary: $112000 - 179000 per year

Senior Systems Administrator (Virtualization)

Responsibilities We are seeking an experienced Senior Systems Administrator – Virtualization to design, deploy... candidate brings deep expertise in VMware, Hyper-V, automation, and enterprise-grade virtualization operations. Key...

Company: Peraton
Location: Washington DC
Posted Date: 21 Feb 2026
Salary: $112000 - 179000 per year

Senior Systems Administrator (macOS)

Responsibilities We are seeking an experienced Senior Systems Administrator – Apple macOS to manage, secure... operations for macOS and iOS devices across the organization. Key Responsibilities macOS Engineering & Administration...

Company: Peraton
Location: Washington DC
Posted Date: 21 Feb 2026
Salary: $112000 - 179000 per year

Senior Systems Administrator (Linux)

Responsibilities We are seeking a highly skilled Senior Systems Administrator – Linux to design, deploy, and maintain... with organizational and DoD security requirements. Support vulnerability remediation and patch management for Linux systems. High...

Company: Peraton
Location: Washington DC
Posted Date: 21 Feb 2026
Salary: $112000 - 179000 per year

Cloud Systems Administrator Senior (Azure)

. Join GDIT as a Cloud Systems Administrator Senior and build an impactful career in enterprise IT, collaborating with people who... in database and data management Required Skills: Senior Level system administrator skills required in Linux/Windows...

Company: General Dynamics
Location: Washington DC
Posted Date: 15 Feb 2026
Salary: $96569 - 130651 per year

Senior Systems Administrator

US Citizenship Required: Yes Job Description: Senior Systems Administrator Own your opportunity to join our team, bringing... Administrator to fill a Core Services position supporting the NNSA (National Nuclear Security Administration). The Systems...

Company: General Dynamics
Location: Washington DC
Posted Date: 07 Jan 2026
Salary: $96569 - 130651 per year

Systems Administrator

Administrator will: Provide support to IT systems including day-to-day operations and monitoring and problem resolution...) - Your Next Great Adventure Awaits! Leidos is currently seeking Systems Administrator to support the NASA shared Service Center. The...

Company: Leidos
Location: Washington DC
Posted Date: 18 Feb 2026
Salary: $59150 - 106925 per year

Technical Windows System Administrator SME

Job Description: Summary Technical Windows System Administrator SME Washington, DC Are you ready to enhance... development is embedded in your employer’s core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS...

Company: Chenega
Location: Washington DC
Posted Date: 12 Feb 2026

Systems Administrator - SME

and managing all systems, applications, security, and network configurations. Additionally, the Senior System Administrator... Administrator tasks in a classified work environment. Support the implementation, configuration, operations, and maintenance...

Posted Date: 06 Feb 2026

Network and Computer Systems Administrator

a motivated, career and customer-oriented Network and Computer Systems Administrator to join our team at Joint Base Anacostia... deployment and automation. Responsibilities include but are not limited to: Configure and maintain computer systems...

Company: ManTech
Location: Washington DC
Posted Date: 06 Feb 2026

SENIOR DATABASE ADMINISTRATOR/ENGINEER

within this business space. The Senior Database Administrator/Engineer is responsible for designing, administering, and optimizing... enterprise database environments supporting mission-critical government systems. This role ensures database performance...

Posted Date: 17 Jan 2026

Senior PeopleSoft Administrator – DOD Secret Clearance

Job Description: DXC Technology (NYSE: DXC) helps global companies run their mission-critical systems and operations.... Overview: The Senior PeopleSoft Administrator is responsible for the installation, configuration, maintenance, and optimization...

Company: DXC Technology
Location: Washington DC
Posted Date: 12 Jan 2026

Senior Network Administrator

requirements. Support special projects and day‐to‐day operations as needed or assigned by the site lead Support on-call rotation... schedule Basic Qualifications Bachelor's degree (in computer science/systems, information systems/technology, engineering...

Company: KaylaTek
Location: Washington DC
Posted Date: 28 Jan 2026
Salary: $145000 - 152000 per year

Senior Systems Admin (Microsoft Endpoint Management)

) We are seeking an experienced Senior Systems Administrator – Microsoft Endpoint Management to lead the administration, optimization... in systems administration, endpoint management, or enterprise IT operations Hands-on expertise with Microsoft Intune/Endpoint...

Location: Washington DC
Posted Date: 18 Feb 2026

Senior Systems Engineer

We are seeking a seeking a Senior Systems Engineer to support a critical U.S. government agency in the National Capital... Region. This SME-level role is ideal for an experienced systems engineer with broad technical depth across Microsoft...

Company: Bamboo Solutions
Location: Washington DC
Posted Date: 05 Feb 2026