Administrator (Support & Operations)
United Kingdom
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Job Description
Administrator (Support & Operations)
City Of London, England

Job Summary

Manage and execute operating system, middleware, application server, and Java platform patching, upgrades, and lifecycle maintenance across UNIX/Linux environments. Perform security hardening, vulnerability remediation, configuration management, cluster patching, rolling upgrades, rollback planning, disaster recovery validation, and post-patch testing while ensuring compliance with enterprise security and change management standards.

Key Responsibilities

NA

Skill Requirements

Years of exp: Min 6-10 years for VP and min 5 years for AVP
UNIX/Linux (RHEL, Solaris, AIX), Red Hat Satellite, Ansible, Oracle WebLogic, OPatch, JBoss EAP, Java (JDK/JRE), JVM Tuning, Security & Vulnerability Management, Change Management, Disaster Recovery, Smoke Testing.

Other Requirements

NA
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.