Network & Infrastructure Engineer

Position: Network & Infrastructure EngineerExperience: 4–7 YearsLocation: NoidaJob ObjectiveTo ensure stable, secure, and highly available IT infrastructure across all NMTronics locations by managing network infrastructure, cybersecurity, enterprise systems, collaboration platforms, endpoint management, and user technology services.The role requires a technically strong professional who can manage enterprise IT operations, support business users, implement infrastructure improvements, and ensure seamless IT service delivery.Key Responsibilities-Network & Infrastructure ManagementManage and support LAN/WAN infrastructure across multiple locations.Configure and troubleshoot VLANs, routing, switching, and TCP/IP networks.Manage wireless networks including corporate and guest Wi-Fi.Perform Wi-Fi coverage surveys and optimize wireless performance.Support internet connectivity, ISP coordination, redundant links, and SLA monitoring.Participate in infrastructure projects including office setup, branch expansion, and server room implementation.Maintain network documentation, diagrams, and configuration records.-Firewall & Network SecurityConfigure and manage enterprise firewall solutions such as SonicWall/Fortinet.Manage VPN services including SSL VPN and Site-to-Site VPN.Implement security policies, IPS, access controls, and network security best practices.Monitor security events and troubleshoot connectivity and security issues.-CCTV & Physical Security InfrastructureManage CCTV network connectivity and troubleshooting.Support NVR systems, camera connectivity, and remote monitoring.Coordinate with vendors for CCTV maintenance and enhancements.-Systems Administration & End User SupportProvide technical support for Windows 11 desktops, laptops, and IT peripherals.Manage laptop deployment, imaging, configuration, and troubleshooting.Handle hardware, software, driver, and BIOS-related issues.Support employee onboarding, offboarding, and daily IT requirements.Manage network printers, drivers, and print policies.-Endpoint Management & SecurityManage endpoint enrollment, configuration, and compliance.Deploy device policies and security controls.Monitor patch management and device health.Ensure endpoint security standards are maintained.-Collaboration & Video Conferencing SupportManage and support Microsoft Teams Rooms and Google Meet Rooms.Configure and troubleshoot Poly/Logitech conferencing equipment.Support cameras, microphones, audio systems, and meeting room technology.-IT Asset Management & DocumentationMaintain IT asset inventory and lifecycle records.Manage laptop allocation, warranty tracking, and AMC coordination.Create and maintain SOPs, knowledge base articles, and user guides.Document IT processes and troubleshooting procedures.-Monitoring & Service ManagementPerform infrastructure monitoring and uptime tracking.Identify and resolve performance issues proactively.Maintain operational reports and service documentation.Nice to have experience on:-Microsoft 365, Azure & Identity ManagementAdminister Microsoft 365 services and user accounts.Manage Azure AD / Entra ID identity services.Configure and maintain Microsoft Intune policies and device management.Support Microsoft Defender security features.Manage user access, password resets, MFA, and Conditional Access policies.Ensure identity and endpoint security compliance.-Google Workspace AdministrationManage Google Workspace user accounts, licenses, and groups.Support Google Drive, Google Meet, and collaboration services.Manage Admin Console settings, security controls, and MFA.Support shared mailboxes and access permissions.Required Skills:Strong knowledge of enterprise IT infrastructure and operations.Hands-on experience with LAN/WAN, VLAN, routing, and switching.Good understanding of TCP/IP, DHCP, DNS, and network troubleshooting.Experience with firewall technologies such as SonicWall/Fortinet.Knowledge of VPN technologies and network security principles.Experience with Windows 11 administration and desktop support.Hands-on experience with Microsoft 365, Azure, Entra ID, and Intune.Experience with Google Workspace administration.Knowledge of endpoint management and security practices.Experience supporting video conferencing solutions.Basic understanding of CCTV networking.Strong troubleshooting, communication, and documentation skills.Preferred Skills:CCNA certification or equivalent networking knowledge.Experience managing multi-location enterprise IT environments.Knowledge of SD-WAN technologies.Experience with network monitoring tools.PowerShell scripting or IT automation experience.Experience with IT service management processes.Strong vendor coordination and project execution skills.Ideal Candidate Profile:A hands-on IT professional with experience across networking, systems administration, cloud collaboration platforms, and end-user technology.Ability to independently troubleshoot complex IT issues.Strong ownership mindset with the ability to manage multiple priorities.Comfortable working in a fast-paced, multi-location enterprise environment.