Linux and OpenShift admin Patch Management Engineer

Lead the end-to-end patch management and vulnerability remediation lifecycle for Linux servers and OpenShift platforms across enterprise environments. Responsible for patch assessment, testing, deployment, cluster maintenance, compliance reporting, automation, change management, and operational governance while ensuring platform stability, security, and regulatory compliance. Derived from the Linux and OpenShift patch management.

Key Responsibilities

Linux & OpenShift Patch Management:

• Lead monthly, emergency, and zero-day patch deployments for Linux servers and OpenShift clusters.

• Identify, assess, test, validate, and deploy security and infrastructure patches.

• Perform pre- and post-patch health checks, compliance validation, troubleshooting, and rollback activities.

• Manage patch deployment schedules, maintenance windows, and remediation tracking.

• Support automation of patch deployment and post-patch validation processes.

Linux Administration:

• Administer enterprise Linux environments and patch management infrastructure.

• Perform Linux OS patching, manual updates, console management, and patch workflow monitoring.

• Troubleshoot patch failures, system issues, and post-deployment incidents.

• Support system hardening, security compliance, and vulnerability remediation initiatives.

• Maintain operational documentation and deployment records.

OpenShift Platform Administration:

• Manage patching activities for OpenShift clusters using approved enterprise tools.

• Identify cluster nodes requiring patching and validate patch compatibility with cluster configurations.

• Execute cluster patch deployments during approved maintenance windows.

• Monitor cluster health, workload availability, and deployment progress during patch cycles.

• Conduct post-patching validation and coordinate application/platform verification with stakeholders.

Change & Service Management:

• Drive Change Management activities, deployment planning, approvals, and maintenance coordination.

• Collaborate with Cyber Security, Infrastructure, Application, and Platform teams to minimize deployment risks.

• Coordinate testing, production releases, rollback planning, and implementation reviews.

• Participate in governance, audit, and compliance reviews.

Reporting & Governance:

• Produce operational and executive patch compliance reports and dashboards.

• Track remediation status, patch success rates, exceptions, vulnerabilities, and SLA compliance.

• Maintain issue logs and monitor failed patch deployments through closure.

• Drive continuous improvement and automation initiatives across Linux and OpenShift operations.
  

Required Skills:

• Expert-level Linux administration experience (RHEL, Rocky Linux, CentOS, Oracle Linux, Ubuntu).

• Strong OpenShift administration and platform support experience.

• Hands-on experience with enterprise patch management and automation tools (Ansible, Satellite, SCCM, Tanium, BigFix or equivalent).

• Strong shell scripting and automation skills (Bash, Python, Ansible).

• Deep knowledge of Linux security, vulnerability remediation, and compliance frameworks.

• Strong understanding of ITIL Change, Incident, Problem, and Release Management processes.

• Experience supporting mission-critical enterprise environments.
  

Preferred Qualifications:

• Red Hat Certified Engineer (RHCE)

• Red Hat Certified Specialist in OpenShift Administration

• Red Hat OpenShift Administrator Certification

• ITIL Foundation Certification

• Security or Vulnerability Management certifications
  

Experience

• 8 years of experience in Linux Infrastructure Administration, OpenShift Platform Administration, Patch Management, or Vulnerability Remediation supporting large-scale enterprise environments.

Key Competencies:

• Linux Administration

• OpenShift Administration

• Vulnerability Remediation

• Patch Management

• Cluster Lifecycle Management

• Ansible Automation

• Platform Security & Compliance

• Change & Release Management

• Root Cause Analysis

• Operational Governance & Reporting

• Stakeholder Management

• Continuous Improvement & Automation

The pay range that the employer in good faith reasonably expects to pay for this position is $32.36/hour - $50.56/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis.

Tundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.

Salary : $32 - $51