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Linux Level 3 Lead

Job

Ampcus Inc.

Remote

Full-Time

Posted 6 days ago (Updated 2 days ago) • Actively hiring

Expires 7/23/2026

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Job Description

Linux Level 3 Lead#26-09595 Chicago, IL Remote Job Description Ampcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team.
Job Title:
Linux Level 3 Lead Location(s): Chicago, IL (Remote) Job Description The Linux Level 3 Engineer serves as a senior technical expert responsible for the design, administration, optimization, and support of enterprise Linux environments. This role handlesplex incidents, drives root cause analysis, implements automation, and provides architectural guidance while ensuring high availability, security, and performance of Linux-based platforms.
Key Responsibilities:
Engineering & Administration Design, deploy, and maintain Linux environments (RHEL, etc.) across on-premises and cloud platforms. Perform advanced system administration including patching, upgrades, kernel tuning, and performance optimizationLead platform standardization and hardening efforts. Advanced Troubleshooting (L3 Support) Act as escalation point for L1/L2 teams forplex incidents and outages. Conduct deep-dive troubleshooting on OS, networking, storage, and performance issues. Drive root cause analysis (RCA) and implement long-term fixes. Automation & DevOps Integration Develop and maintain automation using Ansible, Shell, Python, or similar tools. Implement Infrastructure as Code (IaC) for provisioning and configuration management. Support CI/CD pipelines and platform integration with DevOps tools. Collaboration & Leadership Mentor L1/L2 engineers and provide technical guidance. Collaborate with application, cloud, and infrastructure teams. Provide input into architecture, design, and modernization initiatives.
Experience:
8-12+ years of experience in Linux system administration and engineering. Experience working in enterprise or managed services environments. Prior experience in L3 support or SME role preferred.
Certifications:
Red Hat Certified Engineer (RHCE) or RHCSA. Ampcus is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veterans or individuals with disabilities.