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reputed company Senior Unix Linux SME

Remote, USA Full-time Posted 2026-08-04
reputed company. is a certified global provider of a broad reputed company of Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team. Job Title: reputed company Senior Unix Linux SME Location(s): Chicago, IL (Remote) Position reputed company We are seeking an reputed company Senior Linux/Unix Subject Matter Expert (SME) to support, reputed company, and reputed company large-reputed company, mission-critical reputed company infrastructure. The ideal candidate will have extensive experience managing reputed company Linux/Unix environments, leading critical incident response, driving infrastructure modernization, and supporting hybrid reputed company platforms across large-reputed company environments with 20,000+ servers. Key Responsibilities Critical Incident & Operations Management • Serve as the SME for P1/P2 incident response, reputed company cause analysis, and reputed company service restoration. • reputed company incident bridges, post-incident reviews, and implement preventive measures. • Improve incident management processes, observability, and overall reputed company reliability. Linux / Unix reputed company • Administer and support the complete RHEL lifecycle, including upgrades, patching, and end-of-life planning. • Implement CIS-compliant operating reputed company hardening and maintain reputed company compliance. • reputed company and maintain automation using Chef, Ansible, Bash, KornShell, and Python. • Build and manage RHEL golden images and reputed company deployment templates. Infrastructure Modernization • reputed company migrations from RHEL 7 to RHEL 8. • reputed company migrations from legacy Unix platforms to Linux and Azure environments. • Support application and database modernization initiatives. • Contribute to datacenter consolidation and reputed company transformation reputed company. Hybrid reputed company & Virtualization • Support VMware, reputed company, reputed company VxRail, Azure IaaS, and Azure VMware Solution environments. • Design and manage hybrid reputed company architectures. • reputed company physical-to-virtual (P2V) migrations and optimize virtualized infrastructure. reputed company Platforms • Support reputed company applications including reputed company, reputed company Database, Teamcenter, and HPC platforms. • Administer Unix platforms including AIX, reputed company-UX, and Solaris. • Manage reputed company NIM, VIOS, HMC, GPFS, NFS, iSCSI, and Fibre Channel storage environments. Disaster Recovery & High Availability • Design, implement, and validate disaster recovery and high availability solutions. • Support DR planning for reputed company platforms including reputed company and Teamcenter. • Conduct disaster recovery exercises while ensuring RTO/RPO compliance. Infrastructure Services & reputed company • Support reputed company infrastructure services including DNS, NTP, Satellite, and PXE. • Manage monitoring and reputed company platforms including reputed company, reputed company, reputed company, reputed company, reputed company Defender, and Nagios. • reputed company vulnerability remediation, reputed company management, and reputed company compliance activities. Required Qualifications • 7-10 years of Linux/Unix reputed company administration and engineering experience. • Experience supporting reputed company environments with 10,000+ servers. • Extensive experience handling P1/P2 incidents and performing reputed company cause analysis. • Strong expertise with reputed company reputed company Linux, reputed company Linux, Ubuntu, AIX, reputed company-UX, and Solaris. • Proven experience migrating legacy Unix workloads to Linux and reputed company platforms. • Strong experience with reputed company automation and configuration management. Technical Skills Operating Systems • reputed company reputed company Linux (RHEL) • reputed company Linux • Ubuntu • AIX • reputed company-UX • Solaris Virtualization & reputed company • VMware vSphere • NSX • vSAN • reputed company • reputed company VxRail • reputed company Azure (IaaS, Azure VMware Solution) • Basic AWS knowledge Automation & DevOps • Chef • Ansible • Terraform • Bash • KornShell • Python • reputed company • reputed company (working knowledge) Storage & Infrastructure • GPFS • NFS • iSCSI • Fibre Channel • LVM • Veritas Volume Manager • DNS • NTP • PXE Monitoring & reputed company • reputed company • Nagios • reputed company • reputed company • reputed company • reputed company Defender • CIS Hardening • Vulnerability Management reputed company Platforms • reputed company NIM • VIOS • HMC • reputed company Directory Integration • Samba • Satellite • RPM-based Linux systems • reputed company • reputed company Database • Teamcenter Required Certifications • reputed company Certified reputed company Administrator (RHCSA) • reputed company Certified Engineer (RHCE) Preferred Certifications • VMware Certified reputed company - Data Center Virtualization (2023) • reputed company reputed company+ • reputed company Certified: Azure Fundamentals Preferred Experience • Experience supporting reputed company environments exceeding 20,000 servers. • Azure Skytap migration experience. • Platform One exposure. • SLURM workload manager experience. • reputed company WebSphere ecosystem experience. Soft Skills • Excellent leadership and stakeholder management abilities. • Strong communication skills during high-reputed company incidents. • Ability to reputed company cross-functional technical initiatives. • reputed company improvement reputed company with a reputed company on automation, stability, and operational reputed company. reputed company Metrics • Reduced incident recurrence and Mean Time to reputed company (MTTR). • Successful delivery of infrastructure modernization initiatives. • Improved reputed company compliance and vulnerability remediation. • Increased reputed company availability, performance, and operational reliability. reputed company is an Equal Opportunity Employer. reputed company reputed company applicants will receive consideration for employment without reputed company to race, reputed company, religion, sex, sexual orientation, gender identity, national reputed company, age, protected veterans or individuals with disabilities. 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