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From the employer's careers site First seen 1 Nov 2026

Senior Linux Systems Administrator – Quality Assurance

Leidos Laurel, MD senior full-time

Salary

$92,300 - $166,850 per year

Apply on Leidos

Description

Leidos is seeking an experienced Senior Linux Systems Administrator – Quality Assurance to support Linux environments that enable mission-critical testing, validation, and operational readiness. As part of a multidisciplinary operations team, you will resolve increasingly complex Linux system issues while supporting enterprise operations, automation, system optimization, and advanced operational support activities.

Linux Administration

  • Configure, administer, and maintain Linux operating systems supporting enterprise IT environments.
  • Install and maintain operating system software while ensuring system integrity, reliability, and availability.
  • Configure and maintain network components supporting Linux environments.
  • Manage daily Linux system configuration and operational activities.

Operations & Incident Response

  • Provide implementation, troubleshooting, and maintenance support for enterprise IT systems.
  • Diagnose and resolve Tier 1 and Tier 2 Help Desk incidents involving Linux systems and associated hardware.
  • Troubleshoot complex hardware and operating system issues while remaining engaged through issue resolution.
  • Communicate operational status, issue resolution, and escalation information to management and customers.

Automation & System Reliability

  • Develop Bash shell scripts that improve system stability and deployment repeatability.
  • Support automation initiatives that improve consistency across Linux environments.
  • Perform operating system enhancements that improve reliability and operational efficiency.
  • Optimize Linux system operations through capacity analysis, resource utilization monitoring, and performance tuning.

Performance & Customer Support

  • Analyze escalated operational issues and provide detailed technical feedback to management and customers.
  • Support continuous improvement of Linux operational processes.
  • Maintain reliable Linux environments supporting testing, validation, and operational readiness.
  • Contribute to increasing operational efficiency across enterprise Linux platforms.

Required Qualifications

  • TS/SCI with Polygraph, at time of Application, to be considered for the position.
  • Bachelor's degree in a technical discipline from an accredited college or university.
  • Four (4) additional years of relevant system administration experience may be substituted for the required bachelor's degree.
  • Minimum of nine (9) years of experience supporting programs or contracts of similar scope, type, and complexity.

Preferred Qualifications

  • Experience supporting Intelligence Community or other national security missions.

Skills

Required

Nice to have

  • Intelligence Community
  • National security missions

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Laurel-MD/Senior-Linux-Systems-Administrator---Quality-Assurance_R-00191076

Apply on Leidos