CareerPlan

Systems Administrator III

Washington D.C.Full-time$110k2026-09-29 → 2026-11-10
Security clearance required

Core

Advanced system administration, maintenance, and support for government clients across on-premises and cloud environments, ensuring availability, performance, and security of IT infrastructure.

Role type

Senior Systems Administrator (Federal/State/Local)

Builds

Secure, compliant, and resilient IT infrastructure for government agencies

Domain

Government IT / Cybersecurity / Cloud Infrastructure

Required skills

Windows/Linux server administration, Active Directory, VMware, cloud platforms (Azure/AWS), security compliance (STIG/SCC), automation scripting (PowerShell/Bash/Python), configuration management (Ansible/SCCM)

Preferred skills

DoD 8570/8140 certification, CMMC/FedRAMP knowledge, Microsoft/VMware/AWS certifications

Technologies

Windows Server, Linux, VMware vSphere, Azure, AWS, Active Directory, SCCM, Ansible, PowerShell, Bash

Responsibilities

Administer and maintain production/staging/dev servers; troubleshoot system/network/application issues; manage patching and lifecycle tasks; support Active Directory, DNS, DHCP, and identity management; administer virtualization and storage systems; provide Tier II/III support; collaborate with cybersecurity teams; interface with government clients to gather requirements

Seniority

Senior, hands-on IC