5 Years Full time Job Summary: As an L2/L3 Network &

- IT Systems Engineer, you will be a pivotal member of our team, responsible for managing and supporting enterprise-level network infrastructure. This role is instrumental in project execution, service delivery, and presales support, encompassing network design, implementation, commissioning, and advanced troubleshooting. You will work across a diverse IT landscape, including active/passive networking, server systems, surveillance systems, and cybersecurity solutions, ensuring robust and reliable IT operations.

Key Responsibilities: Network &

- Infrastructure (L2/L3 Expertise) Configure and commission a wide range of network devices, including Edge L2 switches, Distribution &
- Aggregation L3 switches, Core L3 switches, SAN switches, routers, TOR (Top of Rack) switches, WiFi routers, and Access Points. Oversee endtoend network commissioning and provide dedicated service support throughout project execution phases. Diagnose and resolve complex network connectivity issues such as L2 loops, VLAN mismatches, and routing failures. Troubleshoot and resolve protocolrelated issues covering STP, DHCP, DNS, OSPF, and BGP. Proactively identify and address LAN/WAN performance problems and downtime incidents. Implement and manage VLANs, interVLAN routing, access lists, and static/dynamic routing configurations.

Passive Infrastructure Validation

Collaborate on planning and validating passive infrastructure components such as Cat6 and OFC cables, patch panels, LIUs, copper and fiber patch cords, SFP modules, server racks, and equipment mounting. Ensure all IT equipment is rackmounted and installed in strict adherence to industry and design standards.

Network

Management &

- Monitoring (NMS) Deploy, configure, and maintain Network Management Software (NMS) solutions.



Configure monitoring parameters like SNMP, traps, syslog, flow monitoring, and establish effective alerting rules. Maintain accurate and updated documentation for all device configurations, network topologies, and change logs. IT System Support Configure and set up desktops, laptops, workstations, and physical/virtual servers. Install and manage operating systems such as Windows, Linux, and various server OS versions.

Administer Active

Directory, DNS, DHCP, and Group Policy Objects in enterprise domain environments. Perform installation, patching, and basic maintenance of server applications and storage systems (e.g., SAN, NAS). Cybersecurity &

- Compliance Configure and support core cybersecurity tools including endpoint protection, firewall rules, and antivirus/antimalware solutions. Implement log collection and auditing procedures for comprehensive security monitoring. Assist in integrating and supporting firewalls, VPNs, and access control policies. Coordinate with internal security teams or OEMs for advanced issue resolution and threat mitigation. Surveillance &
- ELV System Commissioning Support configuration and commissioning of CCTV systems (VMS/NVR), Access Control systems, Building Management Systems (BMS), and Integrated Command &
- Control Center (ICCC) applications. Ensure seamless integration of ELV systems into the network and controlroom infrastructure.



Telecom and Connectivity Provide advice on connectivity technologies such as MPLS, Leased Line, Broadband, RF, and VPN. Assist in selecting optimal ISPs or connectivity methods tailored to specific project requirements. Documentation &
- Asset Management Maintain records of switch/router inventory, network topologies, VLAN schemas, serial numbers, licenses, and warranty/RMA status. Perform regular backup configurations and firmware upgrades to maintain system stability and security. Customer &
- OEM Coordination Log complaints with OEMs, track RMAs, and follow up until resolution. Coordinate planned downtimes, upgrades, and migrations with customers. Provide telephonic and remote support for urgent and critical issues. Support the presales team during tender and bidding phases by suggesting network components, validating technical specifications, reviewing BOQs and network architecture, and preparing detailed network designs (HLD/LLD).

Project

Execution &

- Coordination Provide L2/L3 escalation support to site engineers during implementation and ongoing support. Conduct site visits for surveys, commissioning, and handover activities. Train endusers and client engineers during project handover.

Qualifications: Education: Bachelors degree or Diploma in Computer Science, Information Technology, Electronics &

- Telecommunication Engineering, or a closely related field.

Experience: 5 years of progressive experience in network and IT systems engineering roles. At least 2 years of experience at an L3 level, demonstrating proficiency in complex troubleshooting, design, and architecture.

Certifications (Highly Preferred): Networking: Cisco CCNA/CCNP, CompTIA Network , Juniper JNCIA/JNCIS.

Server/OS: Microsoft MCSA/Mcse, Red Hat .

📌 Network & IT Systems Engineer (Mumbai)
🏢 Secutech Automation (India
📍 Mumbai