Linux Administrator

Title: Systems Engineer - III (Linux Administrator)

Location: Kirkland, WA 98033 (Hybrid) (two to three days onsite and rest days are remote in a week)

San Diego, CA 92121 (Hybrid) (two to three days onsite and rest days are remote in a week)

Duration: 12+ Months (Contract)

Job Description:

Position Overview

We are seeking an experienced Linux Administrator with deep expertise in enterprise Linux infrastructure, security, and automation. This role is ideal for a skilled professional who can independently manage complex Linux environments while maintaining clear communication with internal customers and leadership.

Primary Mission:

Own the day-to-day operational health of the Linux Center of Expertise by driving RHEL 8/RHEL 9-security remediation, coordinating with service owners, maintaining Puppet and Ansible automation, and ensuring timely execution of KTLO operational work across the OS Engineering organization.

Primary Responsibilities:

1. CIS & Security Compliance (Primary Focus)

• Lead CIS Level 1 and Level 2 remediation activities for RHEL 8 and RHEL 9 environments.
• Coordinate remediation efforts with application owners, infrastructure teams, Security, and dependent service teams.
• Track remediation progress through completion while managing technical dependencies and exceptions.
• Prioritize vulnerability remediation based on organizational security SLAs.
• Validate remediation effectiveness and maintain compliance documentation.

Primary Outcome :

Maintain secure and compliant Linux platforms while reducing security exposure across supported environments.

2. Security Vulnerability Remediation

• Drive ongoing OS vulnerability remediation activities.
• Coordinate patch implementation across supported Linux environments.
• Utilize automation wherever possible to reduce manual effort.
• Work with Security teams to resolve findings within required timelines.
• Support emergency remediation activities for critical vulnerabilities.

Primary Outcome:

Meet vulnerability remediation SLAs while minimizing operational impact.

3. KTLO (Keep the Lights On) Operations

Provide operational support for the Configuration Management and OS Engineering assignment groups.

Responsibilities include:

• Interrupt (INT) requests
• Incident (INC) response and resolution
• Intake requests
• Operational troubleshooting
• Root cause analysis