Senior IT Systems Administrator - Windows/Linux, TS/SCI

Nightwing; Annapolis (MD); On-site; USD 99,000 - 206,000; Full time

Benefits offered by this job

Medical, Vision, Dental Insurance

401k plan

Job summary

Nightwing seeks a Principal IT Systems Administrator to support high-tempo government and commercial networks in Annapolis Junction, MD. The role emphasizes Windows and Linux system administration, security hardening, and enterprise integration with cross-functional teams.

A TS/SCI clearance and Full Scope Poly are required or obtainable as needed. You will manage Active Directory, DNS, DHCP, virtualization, and scripting to ensure compliant, secure operations across IT environments, with

Qualifications

• 8+ years of experience delivering and supporting IT solutions in government networks using Windows and Linux OS
• Experience collaborating with internal/external customers and delivering technical solutions to engineering teams
• Familiarity with virtualization, networking, Active Directory services, DHCP, DNS
• Current TS/SCI clearance with Full Scope Polygraph

Responsibilities

• Perform routine maintenance and system administration tasks such as software/hardware installations, patching, hardening, vulnerability remediation, and general network administration across computing systems
• Install and support End-User workstations, thin clients, and VOIP systems
• Coordinate IT operations between program personnel, security teams, leadership and communicate status
• Adhere to established standards and produce documentation for IT/engineering teams

Skills

Self-starter

Team collaboration

Communication

Adaptability

Education

Bachelor’s degree in IT/Cybersecurity or STEM

DOD 8140/8570 IAT Level II+ certification eligibility

Tools

Windows OS

Linux OS

Active Directory

DHCP

DNS

Virtualization

PowerShell

Python

Bash

Ansible

Splunk

Nessus

Rapid7

DISA STIGs

CIS Benchmarks

MFA

PKI

DLP

NIST 800-53

Job description

Nightwing seeks a Principal IT Systems Administrator to support high-tempo government and commercial networks in Annapolis Junction, MD. The role emphasizes Windows and Linux system administration, security hardening, and enterprise integration with cross-functional teams.

A TS/SCI clearance and Full Scope Poly are required or obtainable as needed. You will manage Active Directory, DNS, DHCP, virtualization, and scripting to ensure compliant, secure operations across IT environments, with