21 hours ago Be among the first 25 applicantsDirect message the job poster from HCLTechWe are looking for a Linux Subject Matter Expert (SME) to join our team and take ownership of Incident, Change, Problem, Knowledge, Availability, and Capacity Managementfor Linux-based environments. This role involves managing L2/L3 support activities, performing installations, patching, and migrations, as well as scripting and mentoring team members. The ideal candidate will bring solid technical expertise, excellent communication skills, and a proactive approach to operational excellence.Key Responsibilities:Manage L2/L3 production and project support for Linux systems.Perform system installations, updates, patching, and migrations.Develop and maintain scripts using Shell and Perl.Lead and support ITIL-based processes including Incident, Change, and Problem Management.Provide routine operational support and troubleshooting.Coach and mentor team members to enhance technical capabilities.Collaborate with stakeholders and participate in technical meetings.Required Skills and Qualifications:Proven expertise in Linux systems administration and related components.Solid experience with ITIL-based tools and service management practices.Strong knowledge of file system and volume management, RAID, and storage integration.Familiarity with hardware troubleshooting and vendor support processes.Deep understanding of system and network configuration, including TCP/IP, VLANs, SSH/SSL, and system hardening.Experience with clustering (PCS), DNS, NIS, Proxy, and LDAP.Proficiency in shell scripting and automation.Understanding of SAN/NAS storage environments.Experience with performance tuning and monitoring tools (e.g., TOP, Grafana).Knowledge of user and system management, cron jobs, system dumps, and package management.Familiarity with OS installation tools (e.g., Kickstart) and backup/restore procedures.Strong analytical and troubleshooting skills.Excellent communication and customer interaction abilities.Ability to optimize systems for availability, performance, and reliability.Exposure to other UNIX-based OS (HP-UX, Solaris, AIX) is a plus.Knowledge of cloud platforms (AWS, Azure, GCP) is an advantage.Linux certification is a plus.Language: advanced English and PortugueseTechnologies & Tools:Hardware: Dell, HP, IBM, Oracle, Lenovo, VMwareStorage: EMC, NetApp, HitachiBackup: TSM, VEEAMServices: Apache, DNS, Proxy, DHCP, LDAPSeniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeFull-timeJob functionJob functionInformation TechnologyIndustriesIT Services and IT ConsultingReferrals increase your chances of interviewing at HCLTech by 2xSign in to set job alerts for “Linux Specialist” roles.Head of Engineering - Linux Platform & AutomationEmbedded Linux Field Engineer for Devices/IoTGraduate Software Engineer, Open Source and Linux, Canonical UbuntuSoftware Engineer (Python/Linux/Packaging)Linux Engineering Manager - Optimisation for Latest HardwareSoftware Engineering Manager - Desktop and Embedded Linux OptimisationEmbedded Linux Senior Software Engineer - OptimisationRust Engineering Lead - Linux and Open SourceWe’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.
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