SACHIN JADHAV

London, United Kingdom (Nov 2021 To Till date)

• Lead enterprise network, security, SD-WAN and data-centre architecture for complex multi customer transformation programs.
• Defined secure, scalable, and operationally supportable technical solutions aligned with business, security, and service-management requirements, enhancing overall operational integrity.
• Migrated over 180 sites from legacy WAN infrastructure to Aruba EdgeConnect/Silver Peak SD-WAN, streamlining network performance across multiple customer environments.
• Delivered migration of more than 90 sites to VMware VeloCloud SD-WAN.
• Delivered migration of more than 60 sites to Fortinet SD-WAN, including FortiSwitch and FortiAP based FortiLAN solutions.
• Designed and provided technical assurance for WAN, LAN, routing, switching, firewall, data-centre, and secure-access architectures, ensuring compliance with security and operational standards.
• Support Cisco ACI, Cisco ASR, Cisco Nexus, Cisco ASA, Palo Alto and F5 BIG-IP environments.
• Design and support Zscaler ZIA, ZPA and ZDX services for secure internet access, private-application access and digital-experience monitoring.

Network Manager - Budapest, Hungary (Jan 2021 To Oct 2021)

• Led network operations and service delivery for enterprise managed-service customers, resolving technical escalations to enhance customer satisfaction.
• Provided technical direction across routing, switching, security, SD-WAN and data-centre network services.
• Managed teams in implementation, migration, change, and operational support, ensuring seamless project execution and service continuity.
• Ensured designs and changes met performance, scalability, operational resilience and security requirements.
• Supported operational governance and stakeholder communication, facilitating delivery planning and driving continuous improvement initiatives.

Network Lead - Pune, India (Dec 2019 To Dec 2020)

• Led network operations, technical escalations and service-delivery activities for enterprise managed-service customers.
• Provided technical direction across routing, switching, security, SD-WAN and data-centre network services.
• Managed teams undertaking implementation, migration, change and operational-support activities.

• Led complex technical escalations and enterprise network/data-centre solution delivery.
• Managed network architect teams to design scalable network and data-centre solutions.
• Participated in architecture reviews and implementation planning to enhance technical governance and customer service.
• Resolved critical incidents with Cisco ASR, Nexus, ASA, and Palo Alto technologies to restore service continuity.
• Supported banking and telecommunication customers in shared-NOC, high-availability environments.

Operations Lead - Oslo, Norway (Jan 2017 To Dec 2018)

• Led operational delivery for a major Nordic telecommunications customer across Norway, Sweden, Denmark and Finland.
• Managed implementation teams for IPVPN, Ethernet, and internet connectivity services, ensuring seamless delivery to enterprise customers.
• Owned tracking of SLAs and KPIs, reporting on delivery, planning resources, allocating work, and managing backlogs to enhance operational performance.
• Coordinated complex headquarters and data-center migration work within approved maintenance windows.
• Supported SD-WAN pilots and developed standard operating procedures for repeatable implementation and support.

Network Consultant / Third-Line Data Centre Support - Leeds, United Kingdom (Oct 2014 To July 2016)

• Provided third-line network and data-centre support, ensuring high availability for major UK banking environment.
• Investigated and resolved complex production incidents, minimizing downtime for critical customer services, including internet banking and DDoS-related incidents.
• Administered Cisco ASA firewalls, Cisco ACE load balancers, WAN routers, Cisco Nexus switches, and enterprise switching platforms to maintain secure and efficient network operations.
• Led network releases, IOS upgrades, patching and vulnerability-remediation work across data-centre infrastructure and more than 6,000 managed devices.

Operations Lead - Incident Management- Pune, India (Sept 2011 To Sept 2014)

• Led event, incident, change, and service-level-management activities, ensuring compliance with customer requirements for a global banking client.
• Managed P1/P2 incidents and technical escalations, achieving service restoration within agreed SLAs.
• Led commissioning of network services for branch, head-office and data-centre environments.
• Supported legacy-site migrations and conducted L2/L3 troubleshooting, router/switch configuration, and software upgrades to enhance system reliability.
• Received Rising Star and multiple Star Performer awards.