IT Infrastructure and Information Security Manager

This role is for one of Weekday’s clients Salary range: Rs 400000 - Rs 1500000 (ie INR 4 - 15 LPA)

Min Experience: 5+ years Location: Bengaluru, Karnataka, India JobType: full-time

We are looking for an experienced IT Infrastructure and Information Security Manager to oversee enterprise IT infrastructure, Microsoft 365 administration, endpoint security, cloud platforms, networking, storage, backup, disaster recovery, and information security operations. The ideal candidate will have strong technical expertise in managing business-critical IT environments across on-premises, cloud, and hybrid infrastructures. The role requires the ability to ensure infrastructure availability, security, scalability, redundancy, and operational efficiency while maintaining compliance with organisational security standards. The candidate will be responsible for managing IT infrastructure, implementing cybersecurity controls, strengthening network security, maintaining business continuity, and driving continuous improvements across enterprise IT operations. Requirements Key Responsibilities 1. Enterprise IT Infrastructure Management - Manage Windows Server 2012/2016/2019/2022, Wintel environments, Active Directory, Forest and Domain Management, DNS, DHCP, DFS, Group Policy, WSUS, PKI, IAS/NPS, and File and Print Services. - Perform server administration, operating system management, patch management, server migrations, cloning, capacity planning, health checks, and lifecycle management. - Ensure infrastructure availability, performance, scalability, redundancy, and operational resilience. - Manage infrastructure maintenance and implement preventive measures to minimise downtime. 2. Microsoft 365 and Identity Management - Administer Microsoft 365 services, including Exchange Online, Intune, Entra ID, Defender, Purview, Teams, SharePoint Online, OneDrive, and Windows Autopilot. - Manage user administration, access management, licensing, Role-Based Access Control (RBAC), Multi-Factor Authentication (MFA), Conditional Access, Single Sign-On (SSO), and Identity Governance. - Implement and maintain identity and access management policies. - Use PowerShell to automate administrative tasks and improve operational efficiency. 3. Endpoint and Information Security - Manage endpoint security, endpoint compliance, device control, application control, BitLocker encryption, Endpoint Detection and Response (EDR), and Extended Detection and Response (XDR). - Implement antivirus, threat protection, Attack Surface Reduction (ASR), vulnerability management, endpoint hardening, and security baselines. - Administer and secure Windows, macOS, Android, and iOS devices using Microsoft Intune, JAMF Pro, Apple Business Manager, MDM/MAM, and endpoint compliance policies. - Implement and manage cybersecurity solutions, including Microsoft Defender for Endpoint, Sophos Endpoint Security, McAfee ePO, endpoint protection platforms, email security gateways, and Data Loss Prevention (DLP) solutions. - Coordinate vulnerability assessments, VAPT remediation, security hardening, and endpoint protection initiatives. 4. Network and Firewall Management - Design, implement, and support enterprise network infrastructure, including LAN, WAN, WLAN, MPLS, SD-WAN, routing, switching, TCP/IP, VLANs, NAT, wireless networks, and network segmentation. - Configure and manage Layer 2 and Layer 3 networking, including STP, RSTP, VTP, EtherChannel, Inter-VLAN Routing, routing protocols, high availability, and redundancy solutions. - Manage routers, switches, access points, firewalls, and network security appliances. - Administer Sophos Firewalls, security policies, SSL VPN, IPSec VPN, Site-to-Site VPN, IPS, IDS, NAT rules, application control, and web filtering. 5. Cloud, Storage, and Backup Management - Manage Microsoft Azure, AWS, and GCP environments, including compute, networking, storage, identity, governance, and cloud security controls. - Administer NAS, SAN, RAID, storage replication, cloud