CareerPlan

Experienced System Administrator/SOC Operator

Arlington, TX, USFull-time2026-11-09 → 2026-11-11
On-site · United StatesUnited States citizens onlySecurity clearance required

Core

Senior System Administrator supporting IT operations, advanced technical support, and cybersecurity readiness in a defense contracting environment, managing mixed Windows/Linux infrastructures and software development environments.

Role type

Senior System Administrator (Defense/Security)

Builds

Mixed (Windows/Linux) closed room infrastructures and software development environments

Domain

Defense & Security / Cybersecurity

Deliverable

infrastructure

Required skills

Linux System Administration, Windows System Administration, VMWare Administration, Network Administration, Infrastructure setup and maintenance, Automated system deployment, Event/audit/syslog analysis, TCP/IP networking, Scripting (bash, Python, Powershell), Hardware expertise, Command line tools

Preferred skills

DoD Secret Clearance, CompTIA Security+, CISSP, Windows Server System setup, Windows/Linux integration, Domain Controller management, Storage systems (NAS/SAN/NFS), Cisco/HP/Aruba/Juniper networking, Automated OS deployment, Configuration Management (GitHub), Centralized Auditing, Centralized patching (WSUS), System hardening (STIG), Vulnerability scanning (ACAS/Nessus/SCAP), Version control (Git/ClearCase/Bitbucket), SIEM tools (Splunk/SolarWinds)

Responsibilities

Support all aspects of building, documenting, and maintaining mixed closed room infrastructures and software development environments; Create, test, update, and execute automated and semi-automated procedures for system configuration; Support and monitor infrastructure hardware, operating systems, and applications to ensure reliability; Contribute recommendations on infrastructure technology lifecycle; Answer technical questions.

Seniority

Senior, hands-on IC