Seena Barai
Pune
Summary
Results-driven Network Engineer with expertise in circuit migration and change management. Skilled in routing protocols and firewall configuration, enhancing network performance through effective troubleshooting and collaboration. Committed to optimizing infrastructure management and driving project success.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Specialist - System Management
LTIMINDTREE
Pune
10.2023 - Current
- Managing Data Centers for three geographical locations Orlando (USA), Paris (France) and Tokyo (Japan) - Implementation and Administration.
- Implemented and managed Cisco WLAN technology, Cisco ASA firewalls, and Palo Alto firewalls to enhance network security and performance.
- Acquired experience in configuring and managing F5 load balancers for traffic optimization.
- Prepared, reviewed, implemented, and tested change records, conducted risk and impact analysis, and participated in Change Advisory Board calls to represent network-related changes and secure approval for implementation.
- Coordinated restoration efforts and software upgrades with stakeholders and vendors to effectively resolve critical outages.
- Executed server upgrade migrations and analyzed root causes of recurring issues to improve system reliability.
- Collaborated with TAC engineers to troubleshoot and resolve technical issues, ensuring timely service restoration.
- Collaborated with ISPs to troubleshoot and resolve WAN connectivity issues efficiently.
- Developed standard operating procedures to streamline workflow management and ensure consistency.
- Tools Used: Wireless LAN Controllers (Cisco 2500, 3500, 5500 Series Wireless LAN Controllers), Cisco Identity Services Engine (ISE), Cisco ASA firewall, Palo Alto Firewalls, Panorama (Firewall Manager), Palo User-ID Agent.
Network Administrator
Tata Consultancy Services
Pune
04.2021 - 10.2022
- Led migration of WAN circuits for Microsoft Offices and DCs from multiple ISPs to AT&T, enhancing network reliability and performance.
- Conducted pre and post checks during circuit migration, validating connectivity and performance through TCP/UDP tests, speed tests, and file transfer assessments.
- Executed circuit cross-connection at the office to ensure IP reachability and network stability.
- Created circuit order forms for AT&T circuits, ensuring timely and efficient migration process.
- Creating GDCO ticket for DC end cross connection and work with DC engineer for cross connection.
- Prepared MOP (Migration plan) for circuits based on type: CMPLS to CMPLS, P2P to P2P, or CMPLS to P2P.
- Represented changes in CAB meetings for approvals, ensuring compliance with Change Management, ITIL, and Incident Management processes.
- Configure e-BGP, i-bgp, ibis, mils, routeman, prefix list, community list, vamp as per site requirement.
- Hands-on experience on Cisco ASR 1K / 9K Routers, Cisco Nexus.
Infrastructure Management Tech
CompuCom-CSI Systems India Pvt Ltd
Pune
05.2019 - 03.2021
- Developed and executed Firewall, Network, and F5 implementation plans during change windows to enhance network security and performance.
- Configured and managed routers, switches, and Nexus devices (6K and 9K) to ensure network reliability.
- Configured network switches to implement VLANs, redundancy, STP, and security settings, optimizing network performance and stability.
- Configure Routing Protocols, route-maps, prefix-list, etc.
- Hands-on experience working on Checkpoint R77.30/R80.10/20/40, Cisco ASA 5585, VMWare NSX.
- Logged TAC tickets and collaborated with Checkpoint and Cisco TAC to troubleshoot and resolve network issues, enhancing overall network reliability.
- Managed vendor relationships with Verizon, Lumen, AT&T, and Silverline, ensuring timely service delivery and support for network operations.
- Presented changes in CAB meetings for approvals and executed them according to Change Management and ITIL processes.
- Virtual Server (URL) creation / modifications. Renew about to expire CA (Entrust) certificates.
Network Engineer
Wow Solutions & Systems Pvt Ltd
07.2016 - 04.2019
- Utilized Huawei Layer 2 and Layer 3 switches and Mikrotik core cloud router platforms (CCR1009/1036/1072/Rb2011/Rb750) to enhance network infrastructure reliability.
- Developed proficiency in various networking protocols including EOIP, IP-IP tunnel, VPN, P2P, PPPOE, VLAN, bridging, STP, and Radius, contributing to comprehensive network solutions.
- Monitored and troubleshot network issues across PAN India, improving performance and connectivity for users.
- Led a team of network engineers to improve collaborative efforts of 10+ CCS/network engineers, coordinating tasks to optimize network operations.
- Worked on PRTG / MRTG / Observing Systems for monitoring and Management.
Education
Bachelor of Engineering - Electronics and Telecoms
Maharaja Syajirao University
Baroda, Gujarat04-2015
HSC -
P&B School
Rajkot01-2011
Skills
- Network security
- Firewall configuration
- Checkpoint
- Palo Alto
- F5 load Balancer
- Routing Protocols
- Switching Protocols
- Data center management
- System integration
- Network troubleshooting
- Process optimization
Certification
- Cisco CCNA
- Azure Fundamentals Az-104
- AZ-700: Designing and Implementing Azure Network Solutions
Websites
Timeline
Specialist - System Management
LTIMINDTREE
10.2023 - Current
Network Administrator
Tata Consultancy Services
04.2021 - 10.2022
Infrastructure Management Tech
CompuCom-CSI Systems India Pvt Ltd
05.2019 - 03.2021
Network Engineer
Wow Solutions & Systems Pvt Ltd
07.2016 - 04.2019
Bachelor of Engineering - Electronics and Telecoms
Maharaja Syajirao University
HSC -
P&B School