ROLE SUMMARY
The L2 Senior Data Center Patch Management Engineer is responsible for the full lifecycle of server patching across a hybrid data center environment (physical, virtual, and cloud-connected). This includes toolchain management, automation development, vulnerability-driven prioritisation, and L1 escalation support. The role requires deep knowledge of enterprise server platforms, hypervisors, and infrastructure automation.
KEY RESPONSIBILITIES

• Manage the end-to-end patch management lifecycle for Windows Server and Linux (RHEL/Ubuntu/SUSE) environments.
• Maintain and optimise patch management tooling: WSUS, SCCM SUP, Red Hat Satellite, Ansible, or similar.
• Develop and maintain automation scripts (PowerShell, Bash, Ansible playbooks) for patch orchestration, pre/post-checks, and compliance reporting.
• Analyse vulnerability scan outputs (Qualys, Tenable) and map CVEs to required patches; prioritise based on CVSS and business criticality.
• Design and maintain patching runbooks, maintenance window procedures, and rollback plans for server environments.
• Oversee VMware vSphere / Hyper-V snapshot and backup verification before patching; manage rollback in failure scenarios.
• Co-ordinate with application, DBA, and storage teams to ensure application-consistent patching with zero unplanned downtime.
• Drive patch compliance metrics towards defined SLAs (Critical: 72 hrs, High: 7 days, Medium: 30 days).
• Act as L2 escalation point for patch-related incidents; conduct root cause analysis and implement corrective actions.
• Maintain CMDB accuracy for server patch status and configuration baseline.
• Present patch compliance dashboards and trend reports to management and security teams.
• Mentor L1 analysts and support onboarding of new team members.

What do we offer?

• 25 holiday days per year.
• 1066 RON monthly budget in Benefit Online Platform.
• Life Insurance cover.
• The employees working on bank holidays will be benefitting either of a paid day off in the next 30 days + 100% of the hourly base salary for that specific day OR 200% of the hourly base salary for that specific day.
• Reimbursement for eyeglasses – max 1500 RON to be claimed every 3 years.
• Childbirth allowance of 7000 RON after 1 year in HCLTech.
• Internal trainings and certifications.

*HCLTech is committed to protecting and securing the privacy and confidentiality of the Personal Data which it collects directly or indirectly from you when applying for a job at HCLTech either directly or through a third-party human resources agency. This notice (the “Notice”) outlines and explains how HCL Technologies Limited including its subsidiaries, local employing entities, associates, and affiliated companies [collectively referred to as “HCLTech”, “us,” “our”, or “we”] will process your Personal Data in accordance with applicable privacy legislation(s).
TECHNICAL SKILLS & KNOWLEDGE

• Advanced Windows Server administration (2016/2019/2022): roles, features, update mechanisms (CBS, WUA).
• Strong Linux skills: RPM/YUM/DNF on RHEL; APT on Ubuntu; patch lifecycle, kernel updates, reboot management.
• Deep expertise in patch tooling: WSUS / SCCM SUP, Red Hat Satellite, Ansible Tower/AWX.
• Scripting: Advanced PowerShell and Bash; experience with Ansible YAML playbooks.
• Virtualisation: VMware vSphere (vCenter, ESXi), Hyper-V – snapshot workflows and patching order (hosts before guests).
• Cloud exposure: AWS SSM Patch Manager or Azure Update Manager for hybrid environments.
• Vulnerability management: Qualys, Tenable Nessus/SC, mapping CVEs to patch remediation.
• ITSM: ServiceNow – change management, CMDB, and automated ticket creation.
• Understanding of storage (SAN/NAS) and cluster patching procedures (Windows Failover Cluster, RHEL HA).

SOFT SKILLS & COMPETENCIES

• Strong analytical skills to diagnose complex patch failures across layered infrastructure.
• Excellent planning and co-ordination skills for large-scale maintenance windows.
• Clear written and verbal communication with technical and management audiences.
• Risk-aware mindset – balances security urgency with operational stability.
• Self-driven; proactively identifies tooling gaps and implements improvements.

PREFERRED CERTIFICATIONS

• Red Hat Certified Engineer (RHCE).
• Microsoft Certified: Windows Server Hybrid Administrator Associate (AZ-800/AZ-801).
• VMware Certified Professional – Data Center Virtualisation (VCP-DCV).
• CompTIA Security+ or CySA+.
• AWS Certified SysOps Administrator or Microsoft Azure Administrator (AZ-104).
• ITIL 4 Foundation or Managing Professional.

We bring together the best of technology and our people to supercharge progress.

HCLTech is a global technology company, home to more than 227,000 on December 31, 2025, 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.

Our purpose is to bring together the best of technology and our people to supercharge progress. We’re supercharging progress for everyone, everywhere – our clients, partners and their stakeholders, our people, communities, and the planet.

Part of the HCL group, HCLTech was listed on the stock exchanges in India at the turn of the millennium in December 1999. Since our inception, we have pioneered several industry mainstays and established leadership positions in all our chosen segments.

As a company, we are deeply focused on accelerating our ESG agenda. We are also creating technology-enabled sustainable solutions with and for our clients and partners. We embed ESG imperatives into every aspect of our business and ensure that the progress we supercharge is responsible, inclusive and beneficial to all our stakeholders in the long term. We have committed to achieving net zero by 2040.

We recognize the impact that a business like ours can deliver in elevating communities globally, and we continue to improve our efforts and take decisive actions that benefit the communities in which we work and live. Through the HCL Foundation, the CSR arm of HCLTech, we have invested more than $130 million in social development efforts serving communities throughout India across education, health, water, sanitation and hygiene, skill development and livelihoods, environment, and disaster risk reduction, response and management.

We’re powered by our people – a global, diverse, multi-generational talent - representing 161 nationalities whose unique spark, perspective and boundless passion drive our culture of proactive value creation and problem-solving.

Consolidated Revenues: US $14.7B for 12 months ending March 2026

These accolades re-affirm our commitment to our people by helping them maximize their potential and building an inclusive and progressive workplace that help our employees find their spark. To learn how we can supercharge progress for you, visit https://www.hcltech.com/en-ro/careers