Sankar Vignesh

To acquire a challenging career with a company where I can grow professionally and personally.

Senior Associate Consultant - Infosys

(2025-04)

Cloud Security Engineer

• PKI Engineer that involves complete operational activities of PKI
• Cloud Security activities related to IAM roles and Permission restricting based on security practice
• Taking Care of Azure Service Principals and AWS Access Key rotations
• Security Violation tracking and assisting the application team for the fix
• Preparing SOP related to key rotations and vulnerability tracking
• Supporting on incidents and requests in JIRA and SNOW
• Preparing Weekly and Monthly reports and will be updating the clients on regular basics

Programmer Analyst - Cognizant Technologies

(2023-08 - 2025-04)

Financial Project - PKI Engineer

• Working as a PKI Engineer that involves complete operational activities of PKI
• Provide support on installing the SSL certificates and generating CSR
• Issuing and managing of internal SSL certificates through Hydrant ID
• Issuing and managing of Client & Encryption certificates through Hydrant ID
• Managing external certificates through DigiCert Cert Central
• Domain management for issuing external SSL certificates
• Working on incidents, alerts, service request received in SNOW ticketing tool
• Providing Installation Support for the certificates using Open SSL and Keytool
• Creating and working on jira stories and presenting the status of my stories each week to the client as a regular practice
• Sending Weekly and Monthly reports
• Worked on CA Migration and performed use case testing post migration
• Active team member on APPVIEWX Implementation
• Also additionally, working in Data Privacy Protection for tracking the vulnerability across the Network
• Tracking the application team to get a fix done for the vulnerability
• Knowledge on symmetric/asymmetric cryptography, secure hash, digital signatures
• Proactively communicate relevant technical information to stakeholders
• Create knowledge articles on SSL Certificates

PKI Engineer - FORAY SOFTWARE

(2022-07 - 2023-08)

FMCG Project - Operational Experience

• Working as a PKI Engineer that involves complete operational activities of PKI
• Provide support on installing SSL certificates in windows IIS
• Provide support on installing the SSL certificates and generating CSR
• Issuing and managing of both internal and external SSL certificates through Venafi
• Issuing and managing external certificates (Entrust) through Venafi
• Domain management for issuing external SSL certificates
• Provisioning of SSL certificates in AWS, JAVA JKS & Windows Capi through Venafi
• Working on incidents, alerts, service request received in SNOW ticketing tool
• Identify and escalate high – severity issues
• Follow up with clients for closure of pending tickets
• Provide end to end operational support to clients
• Communicating with clients and helping them to resolve security related issues
• Prepare a weekly report on alerts, incidents and SNOW requests
• Weekly and Monthly report presentation on incident alert and requests

Technical Support Engineer (PKI) - Concentrix Technologies

(2019-04 - 2020-03)

• Troubleshooting issues with the digital certificates
• Assisting on installation of SSL certificates on Linux (Apache) and windows server (IIS)
• Maintain certificate lifecycle operations
• Generating monthly reports of certificate validity as a best practice on service
• Provide chat and call support on installing external SSL certificates on web servers
• Performing L1 Support on Internal MS PKI (Cert issuance, revocation, renewal)
• Troubleshooting internal certificate related issues on MS PKI
• Cycling CRL internally on PKI server
• Understanding and fixing issues, listed in the analyzer report of certificate
• Fixing the customer issue through web-based ticketing tool

B.E - EEE - SRM Easwari engineering College

Diploma - EEE - Jayaraj Annapackiam CSI Polytechnic College

SSLC - Bharathiyar Vidyalayam Hr.Sec.School