Senior IT Systems Administrator – Mission-Critical Cyber Ops

Nightwing; Sterling (IL); On-site; USD 99,000 - 206,000; Full time

Benefits offered by this job

Medical insurance

Vision insurance

Dental insurance

401k plan

PTO

Holidays

Job summary

Nightwing is seeking a Systems Administrator to support Windows and Linux environments across government and commercial programs. You will work with program engineering teams to deliver secure, reliable IT infrastructure and to adapt to evolving requirements in a high-tempo setting.

The role requires a self-starter able to operate within a larger team, with responsibilities spanning system installation, hardening, and routine maintenance while aligning with security controls and standards.

Qualifications

• 8+ years delivering and supporting IT solutions in government network environments (Windows & Linux).
• Strong ability to collaborate with customers and engineering teams to solve critical pain points.
• Familiar with virtualization, AD services, DHCP, DNS, and network concepts.

Responsibilities

• Implementing and maintaining IT systems supporting Nightwing programs and customers.
• Performing routine system administration, patching, hardening, and vulnerability remediation.

Skills

Windows

Linux

Collaboration

Communication

Education

Bachelor’s degree in IT or related STEM field

DOD 8140/8570 IAT Level II or higher certification

Current TS//SCI clearance

Tools

PowerShell

Python

BASH

Ansible

Splunk

Nessus

Rapid7

Job description

Nightwing is seeking a Systems Administrator to support Windows and Linux environments across government and commercial programs. You will work with program engineering teams to deliver secure, reliable IT infrastructure and to adapt to evolving requirements in a high-tempo setting.

The role requires a self-starter able to operate within a larger team, with responsibilities spanning system installation, hardening, and routine maintenance while aligning with security controls and standards.