Senior Network Engineer

3 months ago


pune, India PubMatic Full time

Responsibilities:

Manage IP connectivity and latency for all data center networks
Configure BGP transit and private peering
Need to work with Architect team on plans for various networking solutions
Manage and perform WAN installations
Manage network performance improvements and enhancements
Monitor and scale network bandwidth as needed
Implement future PubMatic service data centers (domestic or International)
Plan and execute complex network upgrades and migration activities
Manage all aspects of network security (load balancers, firewalls. router ACLs)
Manage Remote Access for PubMatic users and clients
Perform network hardware/software maintenance
Proactively plan for scale and infrastructure growth
Research new tools and network technologies
Update/standardize device firmware as needed
Manage service requests and support tickets
Travel to data centers occasionally
On-call after-hours and emergency support as needed
Manage vendor support issues and engagements
Deliver projects within an aggressive timeframe and under pressure
Communicate and document infrastructure changes and enhancements

Qualifications

Skills and Experience:
5-8 yrs exp. with Juniper Enterprise Routers and Switches
5-8 yrs with routing protocols - BGP, OSPF, VRRP and traffic engineering
5+ yrs with network-based ACL’s, policy-based routing, and firewall management
5-8 yrs exp. with NAT, VLANs, VLAN tagging, MAC address tables, and switching
Ability to generate and maintain technical documentation and network diagrams
Experience with VXLAN, Virtual-Chassis and MC-LAG on Juniper gear using best practices and implementing the appropriate spanning tree protocols on TORs in such environments.
Experience working with carrier circuits (installation, activation & troubleshooting)
Experience working on Palo Alto Firewall and Fortinet firewalls. Experience with IPSec VPN, MFA for VPN access.
Experience working in a DevOps environment and using network automation tools such as Ansible, Git and Python.
Experience troubleshooting complex network issues.
Experience contributing to monitoring and alerting systems.

Additional Skills of use:
JNCIE/CCIE or equivalent experience with Juniper, Cisco and Arista platforms
CISSP/ Knowledge of network security including IDS, DDoS, and other distributed attack
IPv6 experience and knowledge
Operational experience with flow based technologies
UNIX/Linux OS Networking knowledge



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