Job Summary
We are seeking an experienced Linux SME to provide expert-level support, governance, and optimization of enterprise Linux environments within a Managed Services framework. The role involves ensuring SLA-driven operations, high availability, security, and compliance while driving automation and continual service improvement.
Key Responsibilities
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Act as the Linux Subject Matter Expert within the Managed Services team for escalations, operations, and technical advisory.
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Provide L3/L4 support for complex Linux-related incidents, problems, and changes across multiple distributions (RHEL, CentOS, Ubuntu, SUSE).
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Manage day-to-day Linux operations including monitoring, patching, OS upgrades, performance tuning, and troubleshooting.
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Ensure security hardening, compliance (CIS, PCI, SOX, ISO), and adherence to managed services baselines.
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Automate recurring administration tasks (patching, user management, monitoring) using scripting (Bash, Python) and tools (Ansible, Puppet, Chef).
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Support backup, DR, and high availability strategies for critical Linux workloads.
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Collaborate with AWS, Windows, Network, and Security SMEs to deliver integrated managed services.
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Conduct root cause analysis (RCA) for high-severity issues and present service improvement recommendations.
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Contribute to Service Improvement Plans (SIPs) and Continuous Service Improvement (CSI) initiatives.
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Provide documentation, knowledge base articles, and operational runbooks for L1/L2 teams.
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Mentor and train junior engineers to strengthen Linux operational capability in the Managed Services team.
Required Skills & Qualifications
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8–12 years of IT experience with at least 5+ years in Linux administration in enterprise environments.
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Deep expertise in Linux OS (RHEL, CentOS, Ubuntu, SUSE) and system internals.
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Strong experience in day-to-day managed services operations (incident, problem, change, patch management).
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Hands-on automation experience using Ansible, Puppet, Chef, or similar.
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Proficiency in scripting (Bash, Python, Perl).
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Strong troubleshooting skills in multi-tier, distributed, and hybrid environments.
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Experience with monitoring and observability (Nagios, Zabbix, Prometheus, Grafana, ELK, Splunk).
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Knowledge of virtualization (VMware, KVM) and Linux on cloud platforms (AWS, Azure, GCP).
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Familiarity with ITIL processes and managed services delivery.
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Excellent communication and customer-handling skills for escalations and service reviews.
Preferred Qualifications
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RHCE / RHCSA / LFCS certifications.
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Knowledge of containers (Docker, Podman) and orchestration (Kubernetes, OpenShift).
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Experience in hybrid cloud Linux operations and multi-tenant managed environments.
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Exposure to security/compliance frameworks (PCI, SOX, ISO 27001).
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Experience with service governance, audits, and RCA preparation for customers
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