PARTHA PRATIM SUR
SENIOR SPECILIST
KOLKAT
Summary
Senior Network Infrastructure Specialist with nearly 14 years of experience in engineering, administration, and support of large-scale enterprise networks. Skilled in network security, hardware management, and migrations across diverse environments.
A proactive leader with strong problem-solving abilities, known for optimizing performance, driving operational improvements, and managing complex projects efficiently to meet business and technical goals.
Overview
3
3
Languages
26
26
Certificates
17
17
years of professional experience
Work History
Senior Specialist
HCL Technologies Ltd
Bangalore, India
07.2021 - Current
- Nexus (9k, 5k), APIC, NSX ALB AVI LTM Load Balancer, Big IP F5 LTM Incident, SR ticket P3 & P4 Handling activities and Monitoring & troubleshooting of network problems.
- NSX ALB AVI LTM Load Balancer, Big IP F5 LTM Load Balancer, Nexus & APIC vulnerability assessment troubleshooting.
- Communicating with TAC for Network and LB LTM related issue troubleshooting.
- NSX ALB AVI LTM Load Balancer, Big IP F5 LTM Load Balancer Virtual Service Creation, SSL Installation, Monitoring, Utilization.
- Prepared Network diagram
- Firewall Palo Alto and Fortinet Firewall through IP block, firmware update, port opening policy creation and issue troubleshooting etc.
- Highlights:
Network Engineer
Orion Corporate Alliance Private Limited
Kolkata
07.2019 - 11.2020
- Monitored network maintenance activities and ensured prompt troubleshooting of network problems.
- Undertook performance bottlenecks & ensuring maximum network uptime.
- Assisted in the design & implementation of the network and troubleshooting.
- Administered cisco switch sg 300 & 350.
- Configured and troubleshot UNIFI & Cisco Meraki MR 52 wireless access control and access point
- Prepared & maintained network documentation & procedures, addressed performance bottlenecks & ensuring maximum network uptime.
- Developed strategic plans for network upgrades, assessing current systems and anticipating future needs.
- Collaborated with cross-functional teams to integrate new technologies into existing network frameworks efficiently.
- Conducted regular performance assessments, identifying areas for improvement and implementing necessary adjustments.
- Provided mentorship to junior engineers, fostering skills development in network management best practices.
- Managed configuration and maintenance of routers, switches, and firewalls to secure organizational data transmissions.
- Led troubleshooting efforts for complex network issues, ensuring minimal downtime and optimal system functionality.
Network Engineer
Healthcare Global Enterprises Limited
Bengaluru
04.2015 - 03.2017
- Monitored (Nagios XI, PRTG, SolarWinds, Everest & WhatsApp gold) network maintenance activities and ensured prompt troubleshooting of network problems.
- Basic switch configuration (VLAN, port add to the VLAN, SNMP configuration, Administration Login password update, SSH login creation ETC Cisco and Juniper device.
- Undertook performance bottlenecks & ensuring maximum network uptime.
- Assisted in the design & implementation of the network and troubleshooting.
- Updated LAN/WLAN Pan India network diagrams with relevant details; tracked problems and executed remediation scheduling & coordination; maintained Cisco and Juniper device.
- Implemented a Network Structure Pan India, shifted one Network to another Network.
- Built new infrastructure including wireless, wired network, data, voice telephony implementation and documentation of all IT infrastructure components.
- Managed projects such as Tech Buddha, Worldview, HCG (Karnataka, AP, Mumbai, Nashik, Gujarat), driven by Network, Systems Operations, and other IT & Business Groups
- Solved complex issues such as Network (loop, performance, design rectification & modification), Telephony (call drop, forwarding, rout, trunk, DND, call conference issues), W-LAN (network connecting issue, authentication issue, connectivity issue, performance issue), remotely and in person.
- Designed and implemented network solutions to enhance system performance and reliability.
Systems & Network Engineer
Sovereign Developers and Infrastructure Ltd
Bengaluru
09.2012 - 03.2015
- Used Wi-Fi for Mobile/Blackberry mail connection; managed Leased Line Network for BSNL
- Maintained IP-Phone and IP-EPBX Using Tech Routs 2600 Router for IP Routing
- Configured routing protocol like static routing, OSPF, EIGRP and traffic filtering using standard & extended access-lists, Nat, Pat
- Implemented & designed VLANS using Cisco switches; performed configuring of VTP and STP using Cisco switches.
- Maintained Tally.ERP9 Server for Accounts & Audit; implemented & maintained Biometric Attendance System
Technical Support Executive
Wishnet Pvt Ltd
Kolkata
06.2009 - 08.2012
- Managed allocation & protection of user rights, as per company's policies
- Administered User Profile, Subscriber Identities, User Current Service Bundles, Credit Card Accounts, EMAIL Accounts, User Pre-Paid. Post-Paid Account Create/Delete, User Data Table Update, User
- Deactivated/Activated through Broad Hop admin portal & customer portal; monitored & classified bandwidth & network usage (Pressler Router Traffic Graphed); maintained VoIP, Drishti soft & VoIP dialler
Education
Diploma - Computer Science & Engineering
The Institution of Electronics and Telecommunication Engineers
01-2010
10+2 - undefined
West Bengal Board
01-1999
Skills
Experience in Catalyst & Nexus Switches
Experience in Data Center infrastructure Cisco ACI
Well understanding of switching like VLAN, 8021Q, STP, ETHER CHANNEL, port channel etc
Routing protocols like OSPF, EIGRP, RIP, BGP, MPLS etc
Understanding of IP Subnet, VLSM and Redundancy like HSRP, VRRP and GLBP
Knowledge about Nat, Pat, standard and extended ACL & VPN
Troubleshooting of routing and switching technologies Hands-on experience on device: 2911, 1002, 3500, 6500, nexus 5k & 9k
Experience in NSX ALB AVI LTM Load Balancer & Big_IP F5 LTM Load Balancer like SSL upload, VS creation, policy or I-rules creation, Backups etc
Wireless Network : Experience in RUCKUS, UNIFI, ZYXEL, Aruba, Aruba central, Grandstream & Cisco Meraki MR 52 wireless access control and access point managing Well understanding of wireless
Firewalls : Experience in Palo Alto firewall, Palo Alto Prisma, Fortinet firewall & Manager and through IP and domain block, firmware update, port opening policy creation and issue troubleshooting etc
Experience on Solar winde IPAM, PRTG, Nagios, Whats up Gold
Certification
CISCO Meraki Wireless Configurations & Lab form UDEMY in 2020
Timeline
Senior Specialist
HCL Technologies Ltd
07.2021 - Current
Network Engineer
Orion Corporate Alliance Private Limited
07.2019 - 11.2020
Network Engineer
Healthcare Global Enterprises Limited
04.2015 - 03.2017
Systems & Network Engineer
Sovereign Developers and Infrastructure Ltd
09.2012 - 03.2015
Technical Support Executive
Wishnet Pvt Ltd
06.2009 - 08.2012
10+2 - undefined
West Bengal Board
Diploma - Computer Science & Engineering
The Institution of Electronics and Telecommunication Engineers
LANGUAGES
Bengali
Hindi
English