Senior Systems Infrastructure Engineer

Thermo Fisher Scientific India Pvt Ltd; Bengaluru; On-site; INR 3,500,000 - 6,000,000; Full time

Job summary

Thermo Fisher Scientific India Pvt - Senior Systems Infrastructure Engineer position overseeing on-prem and cloud infrastructure. Responsibilities include incident/problem/change management, VMware and Windows administration, capacity forecasting, and automation to improve efficiency.

The role requires mentoring engineers, aligning with ITIL practices, and coordinating with architects and security teams to ensure reliability and regulatory compliance.

Qualifications

• 12+ years of hands-on enterprise infrastructure experience.
• Strong VMware ESXi, vCenter, vSAN, and VxRail knowledge.
• Advanced Windows Server administration (2012/2016/2019/2022).
• Experience with Microsoft Azure and/or AWS environments.
• Strong capacity planning, performance monitoring, and optimization expertise.
• Automation and scripting using PowerShell or Python.
• Knowledge of Infrastructure as Code (IaC) practices.

Responsibilities

• Manage incidents, problems, changes, and requests per ITIL processes.
• Lead major incident management and ensure timely service recovery.
• Maintain runbooks, docs, and leadership reports; mentor team members.

Skills

VMware ESXi

vCenter

Windows Server

Azure/AWS

ITIL

Automation

Scripting

Tools

PowerShell

Python

Job description

Senior Engineer, Systems Infrastructure Work Schedule Standard (Mon-Fri) Environmental Conditions Office Job Description Job Summary

We are seeking an experienced Senior Systems Infrastructure Engineer to manage and optimize enterprise infrastructure across on-premises and cloud environments. The role focuses on operational stability, VMware and Windows infrastructure, capacity management, automation, patching, compliance, monitoring, and technical leadership. The engineer will work closely with architects, operations, security, and other technology teams while providing technical guidance and mentorship to team members.

Key Responsibilities

Infrastructure Operations

• Manage Incidents, Tasks, Problems, and Change Requests in alignment with ITIL processes.
• Lead technical activities during Major Incident Management (MIM) calls and support timely service recovery.
• Ensure SLA adherence and maintain operational documentation, runbooks, and knowledge articles.
• Provide technical troubleshooting, escalation support, and mentorship to team members.

VMware & Windows Infrastructure

• Manage and support VMware ESXi, vCenter, vSAN, and VxRail environments.
• Perform virtualization administration, upgrades, patching, troubleshooting, and optimization.
• Plan and execute P2V and V2V migrations.
• Administer and troubleshoot Windows Server 2012/2016/2019/2022 environments.
• Support server provisioning, lifecycle management, performance optimization, and decommissioning.

Capacity & Performance Management

• Monitor infrastructure utilization across compute, memory, storage, virtualization, and cloud resources.
• Identify capacity constraints and performance bottlenecks and recommend improvements.
• Forecast capacity requirements and work with architects on scaling and infrastructure planning.
• Maintain capacity dashboards, performance metrics, and leadership reports.

Cloud Infrastructure

• Support infrastructure across Microsoft Azure and/or AWS environments.
• Work with architects on cloud implementation, migration, optimization, governance, security, and reliability.
• Support hybrid cloud and on-premises infrastructure environments.

Automation & Optimization

• Automate repetitive operational activities using PowerShell, Python, or similar scripting technologies.
• Automate provisioning, health checks, monitoring, patching, compliance validation, and reporting.
• Apply Infrastructure as Code (IaC) practices where appropriate.
• Drive continuous service improvement and reduce manual operational effort.

Patch Management & Compliance

• Plan and execute Windows Server patching across enterprise environments.
• Maintain patch compliance, vulnerability, exception, and remediation dashboards.
• Automate patch deployment, validation, and compliance reporting.
• Ensure infrastructure meets security, compliance vulnerability management, and audit requirements.

Monitoring, Backup & Recovery

• Support enterprise monitoring, alerting, logging, and observability platforms.
• Maintain dashboards for infrastructure availability, health, performance, and capacity.
• Support backup, recovery, disaster recovery, and high-availability solutions.
• Participate in disaster recovery testing and remediation activities.

Technical Leadership & Collaboration

• Lead or contribute to infrastructure migrations, upgrades, technology refreshes, and transformation initiatives.
• Work with architects and technical teams on infrastructure standards and operational improvements.
• Mentor junior and mid-level engineers and act as a technical escalation point.
• Conduct knowledge-sharing sessions and maintain strong technical documentation.

Required Skills & Qualifications

• 12+ years of relevant hands‑on experience in enterprise infrastructure engineering or systems infrastructure.
• Strong hands‑on experience with VMware ESXi, vCenter, vSAN, and VxRail.
• Advanced administration experience with Windows Server 2012/2016/2019/2022.
• Experience supporting Microsoft Azure and/or AWS environments.
• Strong understanding of capacity planning, performance monitoring, forecasting, and infrastructure optimization.
• Strong automation and scripting skills using PowerShell, Python, or similar technologies.
• Knowledge of Infrastructure as Code (IaC) and automation practices.
• Strong experience with ITIL-based Incident, Major Incident, Change, and Problem Management.
• Experience with P2V and V2V migrations.
• Strong knowledge of patch management, compliance reporting, monitoring, backup, disaster recovery, and high availability.
• Strong troubleshooting, analytical, communication, documentation, and problem-solving skills.
• Experience leading complex infrastructure activities and mentoring technical team members.
• Ability to work independently and effectively with distributed global teams.

Work Conditions

Ability to work early IST shifts starting from 6:00 AM onwards to provide coverage for APAC business hours as per business requirements. Flexibility to support critical maintenance windows, Major Incidents, and infrastructure changes outside regular working hours. Ability to participate in an on‑call rotation supporting 24x7 enterprise operations.

Experience Level Senior Level