Senior Linux Systems Administrator – TS/SCI, Flexible IT Ops

Leidos LLC; Aurora (CO); On-site; USD 131,000 - 237,000; Full time

Benefits offered by this job

Sign-on bonus

Paid time off

11 paid holidays

401K with company match

Job summary

Leidos LLC seeks a Principal Linux Systems Administrator to lead IT infrastructure support across UNIX/Linux and Windows environments. You will ensure security, compliance, and performance for client/server/storage/network systems within the Intelligence Sector.

A 10k sign-on bonus is available and a robust benefits package accompanies the role. Responsibilities include system configuration, access control, and daily IT support while ensuring STE/STN compliance and capacity planning.

Qualifications

• 15+ years of experience as a System Administrator on programs/contracts of similar scope.
• Bachelor’s degree may substitute for 5 years of experience to reach 20 years total.
• Experience with UNIX/Linux, Windows, and virtualization.

Responsibilities

• Maintain STE/STN compliance to meet security and regulatory standards.
• Manage accounts, network rights, and access; enforce security procedures and tooling.
• Configure and manage UNIX and Windows OS, install software, troubleshoot, and optimize system performance.

Skills

Linux

Windows

Virtualization

TS/SCI Clearance with Polygraph

Education

Bachelor’s degree in a technical discipline

Job description

Leidos LLC seeks a Principal Linux Systems Administrator to lead IT infrastructure support across UNIX/Linux and Windows environments. You will ensure security, compliance, and performance for client/server/storage/network systems within the Intelligence Sector.

A 10k sign-on bonus is available and a robust benefits package accompanies the role. Responsibilities include system configuration, access control, and daily IT support while ensuring STE/STN compliance and capacity planning.