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 Show more Show less