Senior Systems Administrator — TS/SCI Clearance

Leidos LLC

Maryland

On-site

USD 92,000 - 167,000

Full time

14 days+

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Benefits offered by this job

Health and Wellness programs

Income Protection

Paid Leave and Retirement

Job summary

Leidos in the United States (Maryland) seeks a Senior System Administrator to support IT systems across client/server, storage, network, mobile, and virtualization, ensuring reliable operation and security.

The role requires a TS/SCI clearance with polygraph, a Bachelor's in a technical field (or equivalent experience), and at least 10 years of system administration experience, with opportunities to advance within a mission-focused environment.

Qualifications

Clearance TS/SCI with Polygraph required at time of application.
Ten years of System Administration experience on similar programs.
Bachelor's degree in a technical discipline; five extra years may substitute.

Responsibilities

Manage daily configuration and operation of IT systems.
Support implementation, troubleshooting, and maintenance of IT systems and infrastructure.
Monitor day-to-day operations across client/server, storage, network, mobile, and virtual environments.
Configure UNIX, Linux, Windows, virtual, and other OS environments.
Install and troubleshoot system issues and maintain system integrity.
Provide Tier 1 Help Desk and Tier 2 escalation support.
Communicate system status and progress to management.