Sr. Infrastructure Engineer

About Company:

Our client is a global technology company headquartered in Santa Clara, California. it focuses on helping organisations harness the power of data to drive digital transformation, enhance operational efficiency, and achieve sustainability. over 100 years of experience in operational technology (OT) and more than 60 years in IT to unlock the power of data from your business, your people and your machines. We help enterprises store, enrich, activate and monetise their data to improve their customers experiences, develop new revenue streams and lower their business costs. Over 80% of the Fortune 100 trust our client for data solutions

The company's consolidated revenues for fiscal 2024 (ended March 31, 2024). approximately $57.5 billion USD., and the company has approximately 296,000 employees worldwide. It delivers digital solutions utilising Lumada in five sectors, including Mobility, Smart Life, Industry, Energy and IT, to increase our customers social, environmental and economic values.

Job Description

Job Title: Sr. Infrastructure Engineer

Location: Pune, Hyderabad, Mumbai

Experience: 9+yrs

Employment Type: Contract to Hire

Work Mode: Hybrid

Notice Period: Immediate joiners

Responsibilities

• Design, implement, and operate virtualized infrastructure using VMware vSphere, Proxmox VE, and OpenStack for Linux, Windows, and Windows Server workloads.
• Build and automate OS provisioning and golden images across hypervisors and cloud platforms (templates, cloud‑init, scripts etc.).
• Configure and manage core services including DNS, DHCP, NTP, Active Directory/LDAP, and IAM/AAA (RBAC, SSO, MFA).
• Deploy, upgrade, and operate Kubernetes clusters (on-prem and managed services such as OpenShift, AKS, EKS, GKE), including worker lifecycle, CNI, ingress, and basic storage integration.
• Support and administer public cloud environments on Azure, AWS, and GCP (focus on computer, networking, storage, IAM, and cost awareness).
• Administer Cisco network switches, routers, and firewalls, including VLANs, routing, VPNs, ACLs, and firewall policies in line with security standards.
• Collaborate with storage teams to provision and consume SAN/NAS resources; understand RAID, LUNs, snapshots, backup/restore, and capacity/performance considerations.
• Implement OS and infrastructure security controls, including hardening, patching, endpoint security, and firewall rules.
• Produce and maintain low‑level designs and accurate network and system diagrams using Visio, draw.io or equivalent tools.
• Monitor infrastructure health, capacity, and performance; troubleshoot complex incidents across compute, network, storage, and cloud layers; drive root‑cause analysis and remediation.
• Adhere to ITIL practices for Incident, Problem, and Change Management; create and update tickets in ServiceNow or equivalent ITSM tools.
• Prepare and present changes in CAB meetings, including risk, impact, test, and rollback plans.
• Create and maintain technical documentation, runbooks, and standard operating procedures for all supported platforms and services.
• Collaborate with cross‑functional teams (security, development, operations) to ensure reliability, performance, and security of services.

Preferred Skill Set

Primary

• Strong hands‑on experience with Cisco, VMware vSphere (ESXi, vCenter) and at least one of Proxmox VE or OpenStack.
• Solid administration experience in Linux (RHEL/CentOS/Ubuntu) and Windows Server (installation, configuration, hardening, troubleshooting).
• Working knowledge of Azure and AWS (VMs/EC2, VPC/VNet, security groups/NSG, IAM, storage, load balancers); familiarity with GCP/GKE is highly desirable.
• Experience deploying and operating Kubernetes clusters on-prem and in the cloud (AKS/EKS/GKE), including basic observability and backup concepts.
• Good understanding of networking fundamentals: TCP/IP, VLANs, routing, switching, DNS, VPN, load balancing, and firewall concepts.
• Practical experience with Cisco networking and enterprise firewalls (e.g., Cisco ASA/FTD or equivalent).
• Understanding of storage fundamentals (SAN, NAS, iSCSI, NFS, RAID levels, snapshots, replication).
• Ability to create clear, accurate, and supportable network and infrastructure diagrams and documentation.
• Familiarity with ITIL processes and hands‑on use of ServiceNow or similar ITSM platforms; prior CAB participation is an advantage.
• Strong analytical and troubleshooting skills, ability to handle high‑severity incidents, and perform structured root‑cause analysis.
• Excellent communication skills, with the ability to collaborate across teams and present technical topics to non‑technical stakeholders.

Secondary

• Exposure to automation / Infrastructure‑as‑Code (e.g., Ansible, Terraform, PowerShell, Python) and CI/CD concepts.
• Experience with monitoring and observability tools (Prometheus, Grafana, Zabbix, ELK/EFK, or similar).
• Experience working in hybrid cloud environments and on-prem to cloud migration or modernization initiatives.

Qualifications:

• 8–10 years of strong experience in infrastructure / systems engineering within enterprise environments.
• Bachelor's degree in computer science, Information Technology, or a related field (or equivalent practical experience).
• Certifications in one or more areas: VMware (VCP), Red Hat (RHCSA/RHCE), Microsoft/Azure, AWS Associate/Professional, GCP, Kubernetes (CKA/CKAD), Cisco (CCNA/CCNP), ITIL Foundation.
• Demonstrated experience working in production environments with high availability, disaster recovery, and business continuity requirements.