Principal Systems Admin — Top Secret Clearance (25% Travel)

Northrop Grumman; Aurora (CO); On-site; USD 114,000 - 213,000; Full time

Benefits offered by this job

Relocation assistance

Health insurance coverage

Life and disability insurance

Savings plan

Company paid holidays and PTO

Job summary

Northrop Grumman Space Systems in Aurora, CO seeks a Principal or Sr. Principal Systems Administrator to join a classified program. You will manage Linux/Windows systems, VMware, and NAS storage on large government contracts, with coordination across networks, software, and project teams.

The role requires active Top Secret clearance, DoD 8570 IAT-2, and the ability to work in a secured environment. Relocation assistance may be available for the right candidate.

Qualifications

• Active Top Secret clearance with SCI eligibility or access.
• Experience administering Linux and Windows in government contracts.
• VMware virtualization and NAS storage administration.
• Familiarity with NetApp ONTAP and security requirements (RMF/STIG).
• DoD 8570 IAT-2 baseline certification or ability to obtain within 6 months.

Responsibilities

• Administer Linux and Windows systems on large government contracts.
• Manage VMware technologies and NAS storage environments.
• Ensure security, logging, and access control per ISSM guidance.
• Coordinate with engineers, PMs, and customers for system reliability.
• Support Cyber Security team and report project status as required.

Skills

Linux and Windows admin

VMware/ESXi

Top Secret clearance

DOD 8570 IAT2

NAS storage (NetApp)

Red Hat Enterprise Linux

Windows Server

Active Directory

Education

B.S. in Science

M.S. or Ph.D. preferred

Tools

VMware ESXi

NetApp ONTAP

Red Hat Enterprise Linux

Windows Server

Active Directory

Job description

Northrop Grumman Space Systems in Aurora, CO seeks a Principal or Sr. Principal Systems Administrator to join a classified program. You will manage Linux/Windows systems, VMware, and NAS storage on large government contracts, with coordination across networks, software, and project teams.

The role requires active Top Secret clearance, DoD 8570 IAT-2, and the ability to work in a secured environment. Relocation assistance may be available for the right candidate.