Technical Infrastructure Engineer

Technical Infrastructure Engineer

Location: Chennai, India | Work type: On-site | Full-time

About the Role

A leading global organisation is looking for an experienced Technical Infrastructure Engineer to design, implement and maintain its global IT infrastructure. The role covers on-premises, hybrid and cloud environments, with a strong focus on scalability, security and performance.

You'll lead and support infrastructure projects and provide expert-level 3rd line support. You'll also contribute to strategic initiatives such as modernisation, automation and global technology harmonisation. This is a hands-on technical role that needs deep experience across systems, networking, cloud services and security operations.

Key Responsibilities

• Design, deploy and support scalable infrastructure solutions across global environments
• Administer and maintain enterprise-level Microsoft 365, Azure and on-premises Windows Server infrastructure
• Lead and deliver infrastructure upgrade and cloud migration projects
• Provide 3rd line support for escalated issues, ensuring swift and permanent resolution
• Develop and maintain disaster recovery and business continuity strategies
• Monitor infrastructure performance, availability and security using modern monitoring tools
• Create and maintain detailed technical documentation, SOPs and project records
• Support network architecture, including Meraki SD-WAN, LAN/WAN optimisation and security appliances
• Participate in capacity planning, risk assessments and change management processes
• Collaborate with Security, DevOps, Application Support and third-party vendors

Key Skills

• Deep expertise in Microsoft infrastructure technologies, including:
• – Windows Server (AD, DNS, DHCP, GPO)
• – Exchange Online and hybrid Exchange configurations
• – Microsoft Intune, Autopilot and endpoint management
• – Azure AD / Entra ID, Conditional Access and the Defender security stack
• Proven scripting and automation experience with PowerShell or similar tools
• Solid understanding of enterprise networking (TCP/IP, routing, firewalls, VLANs, VPN)
• Skilled in configuring, maintaining and troubleshooting Cisco/Meraki infrastructure
• Proficient with virtualisation technologies (Hyper-V, VMware)
• Experience with modern monitoring tools (e.g., PRTG, Azure Monitor, SolarWinds)
• Ability to enforce ITIL practices and maintain compliance with security and regulatory frameworks
• Familiarity with Infrastructure as Code (IaC) and DevOps principles is a plus

Experience

• 5+ years in an enterprise infrastructure engineering role
• Proven track record managing hybrid environments with Office 365 and Azure
• Hands-on experience with infrastructure lifecycle management and global rollouts
• Strong background in designing and executing infrastructure modernisation and cloud transition strategies
• Experience working in cross-cultural, geographically distributed teams
• Exposure to cybersecurity initiatives, patch management and vulnerability remediation

What We're Looking For

• Ability to lead initiatives and manage priorities in a fast-paced environment
• Strong interpersonal and communication skills, with the ability to influence and collaborate at all levels
• Self-motivated with a continuous improvement mindset
• Strong attention to detail and commitment to high-quality work
• Ability to document complex technical processes clearly and accurately
• Willingness to travel globally on occasion for projects or critical support