Suraj Senke
Pune
Summary
8 Years of IT experience spanning Technical & Network Engineering, IT Operations, and NOC Incident Management. Proficient in Zscaler, Routing, Switching, Firewalls, VPNs, Pulse Secure VPN, Logic Monitor, and other Network Security appliances. Skilled in resolving server and network issues, including routers, switches, and L1/L2 troubleshooting. Analytical approach to diagnose and provide effective network solutions. Expertise in managing projects, monitoring alerts, and meeting project deadlines. In-depth grasp of switching (VLAN, VTP, STP) and routing protocols (OSPF, EIGRP, BGP, etc.). DHCP and DNS services management on Windows Server. Proficient in people management, shift coordination, SLA adherence, and queue management. Proficient in generating comprehensive offshore reports including roster, SLA, patching, and change reports. Regular communication with Shift Leads for updates and concerns. Strong familiarity with ITIL processes and methodologies. Expertise in ASA firewall, VPN technologies (Site-Site, SSL, IPSec), and Cisco ISE, FTD, ESA, WSA. Sound understanding of AWS Cloud Services (IaaS, PaaS, SaaS, IAM).
Overview
9
9
years of professional experience
1
1
Certification
Work History
IT Analyst
Tata Consultancy Services
02.2022 - 09.2025
- Ensuring 24x7x365 critical business continuity across the entire organization spanning the US, APLAC, and EMEA regions.
- Attaining proficiency with zscaler by achieving ZCCA-IA and ZCCA-PA certifications.
- Skillfully creating forwarding profiles within ZAPP Portal, tailored for groups based on authentication criteria. Strategically scheduling meetings with Zscaler TAM to promptly address any arising issues.
- Implementing network optimization by establishing locations for each site once GRE Tunnels are operational, effectively managing traffic flow, and further enhancing granularity through sub-location configurations.
- Crafting URL Categories aligned with service requests. Designing URL policies for each URL category to maintain stringent web access controls.
- Facilitating seamless access by creating SSL Inspection Bypass for specific internal and external sites based on user needs.
- Developing tailored Firewall Control Policies, aligning them with organizational and requester preferences. Demonstrating proactive client management by upgrading Zapp Client to the latest version via the ZIA portal.
- Successfully configuring web filtering and efficiently managing firewall services. Collaboratively creating new PAC files from third-party vendors to enhance proxy configurations. Skillfully managing change requests, efficiently addressing user requirements to ensure smooth operations.
- Provide solutions to all ZPA issues, raise tickets with Zscaler for unresolved issues & drive towards conclusion.
- Network Perspective:
- Handling ServiceNow ticketing platform tool for monitoring and resolving incident, service task request and change task.
Sr. Engineer
Cognizant Solution Technology Pvt Ltd
02.2020 - 01.2022
- Managed 24x7 critical operations across US, APLAC, EMEA, troubleshooting Cisco routers and switches.
- Conducted DNS mapping and IP assignments for new devices using BlueCat Tool.
- Led network management for global clients (BT, Lumen, Orange, ATT, Verizon), overseeing routers, switches, and wireless LAN. Successfully resolved network issues, collaborated with cross-functional teams and vendors.
- Monitored Cisco ASA firewall and UTM devices, ensuring post-upgrade performance.
- Configured VLAN routing based on user needs. Provided Tier 2 Technical Support, advanced troubleshooting, and diagnostics for network problems.
- Initiated RMA requests and maintained technical documentation.
- Restored files using Data Protection tool and Lotus Notes.
- Network & System Admin
- Provided efficient technical support, resolving assigned tickets within SLA. Troubleshoot LAN/voice and VPN issues including VLAN configuration on switches. Conducted remote support via BOMGAR and Lync across locations.
- Deployed OS images using WDS, SCCM servers, and configured various OS including Windows, MAC OS, and Linux. Managed and troubleshooted Mail Clients (MS Outlook 2010/2013/2016/O365), Avaya phones, and Cisco VoIP.
- Maintained a knowledge database, shared SOPs, and facilitated faster issue resolution.
- Implemented patches, updates, and service packs, installing/configuring applications such as McAfee, Citrix, VPN Clients. Expertly handled SCCM 1606 client, SAP, BitLocker, Office 365 ProPlus, OneDrive, and Bluecoat firewall agent.
- Performed network troubleshooting using telnet, ping, trace, and netstat commands, liaising with security teams. Led location-critical activities including DNS Failover, McAfee DLP Endpoint Upgradation, CyberArk EPM rollout, and AVAYA migration.
- Working on ForeScout and NAC Tools.
Network & System Admin
Wipro Technologies Ltd
05.2018 - 01.2020
- Provided efficient technical support, resolving assigned tickets within SLA. Troubleshoot LAN/voice and VPN issues including VLAN configuration on switches. Conducted remote support via BOMGAR and Lync across locations.
- Deployed OS images using WDS, SCCM servers, and configured various OS including Windows, MAC OS, and Linux. Managed and troubleshooted Mail Clients (MS Outlook 2010/2013/2016/O365), Avaya phones, and Cisco VoIP.
- Maintained a knowledge database, shared SOPs, and facilitated faster issue resolution.
- Implemented patches, updates, and service packs, installing/configuring applications such as McAfee, Citrix, VPN Clients. Expertly handled SCCM 1606 client, SAP, BitLocker, Office 365 ProPlus, OneDrive, and Bluecoat firewall agent.
- Performed network troubleshooting using telnet, ping, trace, and netstat commands, liaising with security teams. Led location-critical activities including DNS Failover, McAfee DLP Endpoint Upgradation, CyberArk EPM rollout, and AVAYA migration.
System Support Engineer
Grand View Research India Pvt. Ltd
10.2017 - 05.2018
- Troubleshooting Ending User LAN network and URL and network issue Assisting in network setup, troubleshooting basic connectivity issues.
- Monitoring network performance, escalating and resolving technical problems.
- Configuring network devices, performing routine maintenance tasks. Collaborating with senior engineers to optimize network infrastructure. Planning, implementing, and configuring Windows Server 2008 and 2012. Managing Active Directory, DNS, DHCP, and Domain Controller objects. Proficient in Windows 2012R2 server, Switches, ISP Lease Lines, and VMware 6.5. Skillfully overseeing Quick Heal ePO 7.2 Antivirus Server, managing end-point security and devices. Efficiently troubleshooting LAN, URL, and network issues for end-users. Familiarity with Fortinet firewall for content filtering, providing controlled internet access to users.
IT Executive- Networking
MDIndia Healthcare Insurance TPA Pvt. Ltd
12.2016 - 10.2017
- Assembled and installed hardware, building computers, Installed and maintained Dell, HP laptops, and desktops. Managed Xerox, DeskJet, LaserJet network, and local printers, scanners. Assisted branch users via Remote Desktop, TeamViewer, AnyDesk. Oversaw branch servers using Remote Desktop, Dam Ware, TeamViewer.
- Supported healthcare apps (RAL, ITROS, Enrollment, TN). Managed POP Email Server, maintained email IDs, data flow, and mail queue.
Education
Bachelor of Engineering - Electronics and Telecommunications
Pune University
Pune, MH01.2016
Diploma - Electronics and Telecommunications
MSBTE
Pune, MH01.2013
Class XII - HSC
Maharashtra Board
01.2010
Class X - SSC
Maharashtra Board
01.2008
Skills
- Networking Concepts
- Routing Concepts
- Switching Technologies
- Firewall Cisco ASA
- Zscaler ,ZIA -ZPA,ZTNA
- Network Monitoring Tools
- OS Product/Services
- Juniper SRX Firewall and Switches
- Palo Alto
- Network Security
- DNS,DHCP
- VPN
- Proxy Firewall
- Aruba Wireless, CPPM Server
- F5 load balancer
- ForeScout
- NAC
Certification
- Zscaler Certified Cloud Internet Access (ZIA)
- Zscaler Certified Cloud Private Access (ZPA)
- CCNA Certified CSCO15003536
- NSE 1 - Network Security Associate
- NSE 2 - Network Security Associate
- AWS Cloud Practitioner - LinkedIn
- CCNP Enterprise Certificate from I-MEDITA
- CCNP Security Certificate from I-MEDITA
- CCNP Security ISE, FTS, AWS, VPN from I-MEDITA
Timeline
IT Analyst
Tata Consultancy Services
02.2022 - 09.2025
Sr. Engineer
Cognizant Solution Technology Pvt Ltd
02.2020 - 01.2022
Network & System Admin
Wipro Technologies Ltd
05.2018 - 01.2020
System Support Engineer
Grand View Research India Pvt. Ltd
10.2017 - 05.2018
IT Executive- Networking
MDIndia Healthcare Insurance TPA Pvt. Ltd
12.2016 - 10.2017
Diploma - Electronics and Telecommunications
MSBTE
Class XII - HSC
Maharashtra Board
Class X - SSC
Maharashtra Board
Bachelor of Engineering - Electronics and Telecommunications
Pune University
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