Linux Engineer

Primary Skills Patch Management, Vulnerability Management, Red Hat Enterprise LinuxSecondary Skills L2 supportCertifications (if any)
Job PurposeProvide technical support for the in-scope technology domains (Patch Management, Vulnerability Management and DCS Operations Support) for Red Hat Enterprise Linux Work with DCS Operations service providers, product principal vendors, Branch IT support and external vendors Job Responsibilities a) Triage ITSM tickets and system alerts within DCS operations boundaryb) Refer to procedure manuals, operational references (e.g. reference list, exception list) to diagnose / fix known issuesc) Handle DCS Operations incidents at L2 level for Red Hat Enterprise Linuxd) Follow established protocol for issue escalation to L3 DCS Engineerse) Plan and execute system patching- and vulnerability-related changes related to Red Hat Enterprise Linuxf) Plan and execute BAU changes related to Regional DCS Operations for Red Hat Enterprise Linuxg) Support asset inventory lifecycle management (build, operationalize, upgrade, refresh, decommission) for Red Hat Enterprise Linuxh) Support DR drills from perspective of Red Hat Enterprise Linuxi) Support L3 engineer to prepare Root Cause Analysis and improvement plan for major incidents related to Red Hat Enterprise Linuxj) Coordinate with respective countries' team members for local support to resolve incidents and perform changes related to Red Hat Enterprise Linuxk) Support L3 engineer to prepare technical documentation, ensuring that technical settings comply with company policy and regulatory requirementsl) Responsible for end-to-end management of RHEL servers, including installing, configuring, and regularly updating systems to maintain optimal performance.m) Supports the updates to hardening standard, templates and policies changes from the Bank and local regulators.n) Diagnose and resolve hardware and software issues within the RHEL environment, applying root cause analysis to prevent future occurrences.o) Work closely with DevOps teams to support automation, orchestration, and deployment of applications, leveraging tools such as Ansible and Puppet for configuration management. Job :a) Minimum 5 years of working experience in Red Hat Enterprise Linux operationsb) Must be willing to be placed on rotational on-call support and weekend activitiesc) Must have knowledge of Service SLAs, RTO and RPO targetsd) Must have experience in infra platform monitoring tools e.g. Solarwindse) Must have working experience in a different culturef) Must have knowledge of ITSM processes (Incident, Change, Service Request and Problem management) and ITSM tool (ServiceNow)g) Must be able to work independently and in collaboration with various stakeholders as part of an APAC team e.g. IT Infra-related planning and implementation, security teams, service management teams, application teams, country IT teams and othersh) Good to have prior working experience as an IT professional in a banking or financial institutioni) Advanced understanding of RHEL server management, including configuration, system optimization, and maintenance in mission-critical environments.j) Knowledge in shell scripting for automation and system management tasks, enabling the administrator to streamline complex processes and ensure operational consistency.k) Familiarity with tools such as Ansible and Puppet for configuration management, along with patching best practices to maintain up-to-date systems.l) Familiarity with virtualization technologies, such as Hyper-V, VMware or Nutanix AHV, for effective resource management and system consolidation."m) Industry-recognized certifications such as Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) are strongly preferred, as they demonstrate a solid foundation in RHEL expertise and industry-standard best practices