Job Summary

Network Specialist

Job Details

- IT Telecomms

- Network Engineer

- Mumbai

- Permanent / Full Time Responsibilities

To provide L3 level technical support to Brennan Voice and Data clients, Brennan IT engineers and staff. To coordinate, collaborate and escalate incidents within established timelines, Carriers and Suppliers. To ensure all contracted levels of performance are achieved and SLA s as agreed are met. Will be responsible for continuously improving the Efficiency and Excellence of Service Delivery as measured by Client Satisfaction ratings.
- Troubleshoot complex customer network issues (LAN WAN) and provide corrective actions to restore the customer services
- Troubleshoot and resolve complex WAN issues in coordination with carriers suppliers
- Act as the technical escalation point of contact for Level 2 engineers and all other internal and external issues regarding Brennan Voice and Data services
- Responsible for improving performance for the customer network, devices and services
- Responsible for cross functional coordination to resolve internal and customer related issues
- Maintaining internal and customer communication during the ticket resolution
- Escalating issues to the next level as per define procedures
- Responsible for documentation of customer network and updating internal knowledge database
- Execute project tasks, including but not limited to gathering customer technical requirement, configuring router, switches, firewalls and other associated network devices if any.
- Creation of MOP/SOP and responsible for change management
- Assist is creation of Root Cause analysis (RCA)
- Adherence and compliance to the defined processes and tasks assigned
- Training and Mentoring Level 1 network engineers and other staff as necessary Key Competencies and Qualifications Required





- 12 to 15 yrs. of experience in technical network support role, preferably in Managed Services or Telecom provider workplace.
- Strong industry based technical aptitude (e.g.TCP/IP and Application layer protocols)

- Good troubleshooting experience on multiple networking platforms and technologies (Cisco, Huawei, Juniper, Fortinet etc.)
- Good knowledge and troubleshooting experience on DSL, ISDN, Ethernet, IP, 3G/4G/5G and networking protocols (eg.

SNMP, DHCP, DNS, HSRP, Routing protocols like EIGRP, OSPF, BGP etc. and switching protocols like VLAN, Trunking, Dot1x, VTP, STP etc.)

- Good knowledge on GRE, IPSEC VPN s, SSL VPN s, NAT/PAT

- Good knowledge/hands-on on MPLS, QOS, Service Provider Routing (advanced BGP) and other advanced network technologies.
- Hands on experience on Cisco Viptela SDWAN, ACI, DNAC, ISE, ASR

- Hands on SDWAN, DMVPN, Fortinet ADVPN will be an added advantage.
- JNCIA-Junos certification
- Fortinet NSE 4 and above certification.
- CCIE (Written) or equivalent in Routing Switching or Security

- Configure and support Virtual Firewalls Next-Generation Firewalls, and secure virtual network infrastructure using VPCs, vSwitches
- Configure and support Network Security Groups Application Security Groups (ASGs)

- Configure and maintain IPsec VPN tunnels, including IKEv2, ESP, and security association (SA) management
- Good knowledge on network security (Cisco ASA, Juniper Netscreen, Sophos, Fortinet) and wireless technology (Cisco Meraki, HP Aruba Ubiquity) etc.

- Good knowledge on network monitoring tools like Nagios, Cacti, Manage Engine, etc.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change.

Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Network Specialist (Mumbai)
🏢 Brennan It
📍 Mumbai