Description :

Senior System Administrator Windows | Linux | VMware

Location : Gurugram (On-site)

About the Role :

We are seeking an experienced Senior System Administrator who can take ownership of our mixed infrastructure spanning on-prem datacenters and AWS. This role demands strong hands-on expertise in Windows, Linux, VMware, and enterprise-grade messaging systems, with the ability to work in a fast-paced, high-availability environment.

Key Responsibilities :

- Administer, support, and optimize Windows and Linux server environments across test and production systems.

- Drive security hardening, patching cycles, OS upgrades, and compliance requirements.

- Build and deliver solutions across both platforms based on business and operational needs.

- Manage and maintain IBM MQ environments, ensuring reliability and performance.

- Oversee the full lifecycle of VMware infrastructure including provisioning, monitoring, performance tuning, and troubleshooting.

- Handle routine system tasks such as backup operations, DR readiness, environment hygiene, and

configuration changes.

- Collaborate with network and storage teams to resolve cross-platform issues.

- Develop automation scripts using Bash, PowerShell, or Python to streamline operations.

- Participate in an on-call rotation to support a near 247 environment.

Must-Have Skills & Experience :

- 6-8+ years of strong Windows Administration experience (AD, GPO, Terminal Services).

- 8+ years of proven Linux system administration experience (RHEL, CentOS, or similar).

- 8+ years working with VMware (ESXi, vCenter, vSphere).

- Solid foundation in networking concepts and storage fundamentals.

- Hands-on scripting experience in Bash, Python, and/or PowerShell.

- Experience managing highly available, mission-critical environments.

Preferred / Added Advantages :

- Deep knowledge of IBM MQ (major plus).

- Practical exposure to AWS cloud services.

- Experience with automation tools like Ansible.

- Understanding of NetApp storage and Red Hat clustering.

- Awareness of security tools, patch management, and infrastructure hardening practices.

- Familiarity with AWS security concepts and identity/governance models.

Personal Attributes :

- Strong communication and coordination skills; ability to work with global teams.

- Quick learner with a passion for exploring new technologies.

- High sense of ownership and service orientation.

- Team player with a structured and disciplined approach to operations.