Senior System Administrator - Onsite TS/SCI | Linux/Windows

VetJobs; Littleton (CO); On-site; USD 96,000 - 178,000; Full time

Job summary

Lockheed Martin—Enterprise Operations in Colorado seeks an experienced IT professional to support the Space division on-site in Littleton. The role requires an active TS/SCI clearance with CI Poly and involves ensuring CIPM compliance, upgrades, maintenance, and service delivery for classified IT environments.

You will perform system planning, integration, and analysis for servers, networks, and storage, applying security controls and lifecycle management.

Qualifications

• Active TS/SCI clearance with ability to obtain CI Poly
• U.S. Citizenship required for access to the work facility
• DoD 8572 qualified certification such as CompTIA Security+
• 3+ years of experience administering Linux and Windows server environments
• Experience with DISA STIGs and security hardening of OS and applications
• Experience performing diagnostics and troubleshooting network issues
• Experience with OS lifecycle management and configuration management
• Experience with vulnerability remediation and security management
• Strong communication skills and ability to work effectively in a team environment
• Ability and willingness to accommodate occasional off-shift hours

Responsibilities

• Provide IT support for Lockheed Martin Space division in Denver
• Manage and ensure CIPM compliance for IT systems
• Perform upgrades, installations, backups, and service requests (servers, workstations, containers, networking, and storage)
• Plan, integrate systems, verification/validation, cost and risk analyses
• Support classified environments and ensure security controls are in place

Skills

Strong communication

Team player

Off-shift availability

Linux/Windows server administration

Education

High School/GED

RHCSA

MSCE

CISSP

Tools

DISA STIGs

Nessus

Trellix

Splunk

ACAS

SCAP

Ansible

PowerShell

NetApp storage

Job description

Lockheed Martin—Enterprise Operations in Colorado seeks an experienced IT professional to support the Space division on-site in Littleton. The role requires an active TS/SCI clearance with CI Poly and involves ensuring CIPM compliance, upgrades, maintenance, and service delivery for classified IT environments.

You will perform system planning, integration, and analysis for servers, networks, and storage, applying security controls and lifecycle management.