Sivaranjani Natarajan
@sivaranjaninatarajan
PKI and vulnerability management-focused cybersecurity analyst.
IndiaWhat I'm looking for
I am a cybersecurity analyst specializing in PKI, SIEM, and vulnerability management with hands-on experience implementing and managing MS-PKI (Windows Server 2007/2016/2019), OpenSSL/JKS key stores, OCSP, NDES/SCEP, and third-party CA certificate provisioning.
I manage SIEM operations, meet SLAs, and conduct cloud-based vulnerability management using Tenable.io/Nessus SaaS and Qualys; I authored SOPs for CSR creation and PKI processes and supported certificate issuance, renewal and revocation activities.
I am detail-oriented, proactive, and a strong technical contributor recognized with internal awards and subject-matter expertise in PKI; I collaborate across teams to remediate vulnerabilities and ensure security compliance.
Experience
Work history, roles, and key accomplishments
Specialized in PKI, SIEM, and vulnerability management; managed MS-PKI deployments, certificate lifecycle (issuance, renewal, revocation) and OCSP/NDES, and operated SIEM to meet SLAs while driving vulnerability remediation using Tenable/Qualys.
Education
Degrees, certifications, and relevant coursework
Sairam Engineering College, Anna University
Bachelor of Engineering, Civil Engineering
Grade: 9.18 CGPA
Activities and societies: Passionate about music; actively engages in listening to various genres and lyrics.
Bachelor of Civil Engineering degree completed in 2021 with a 9.18 CGPA; engaged in extracurricular music activities.
Tech stack
Software and tools used professionally
Availability
Location
IndiaAuthorized to work in
Job categories
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