Resume

Professional Summary

Chartered IT Professional (CITP) and Security and Platform Engineer with 9+ years of experience across enterprise cryptographic systems, secure platform operations, DevSecOps, software engineering, and cyber security education. Delivered resilient services processing 10B+ DNS queries per month, reduced recurring DNS costs by 67%, governed the lifecycle of 600+ TLS/SSL certificates, improved application security by 30%, and reduced delivery timelines by 50%. Combines hands-on expertise in PKI, TLS, HSM, DNS, privileged access, secure SDLC, Linux, automation, and cloud-native delivery with experience leading practical security education and mentoring.

Career Highlights

• Owned the availability and resilience of DNS services processing 10B+ queries per month, maintaining 100% availability while protecting 50+ critical zones through multi-provider DNS.
• Reduced recurring DNS costs from approximately £30,000 to £10,000 per month, a 67% reduction.
• Established lifecycle governance for 600+ TLS/SSL certificates across multiple certificate authorities and more than 4,000 domains.
• Replaced long-lived static SSH keys with short-lived, Vault-backed certificates, reducing onboarding from 1–2 hours to approximately 30 minutes and support tickets by 83%.
• Improved application security by 30% and reduced enterprise application delivery time by 50% through security remediation, CI/CD modernisation, and infrastructure migration.
• Lead security and software engineering education across three undergraduate modules serving approximately 180 students per year at the University of Warwick.

Core Competencies

• PKI, Cryptography & Key Management: enterprise PKI operations, TLS/SSL, X.509, multi-CA governance, certificate lifecycle management, Google Cloud HSM, HashiCorp Vault, cryptographic key lifecycle, quantum-safe cryptography, NIST post-quantum cryptography principles
• Security Engineering & Governance: security architecture, information assurance, vulnerability assessment, penetration testing, security operations, incident management, business risk management, personal data protection, secure SDLC, DevSecOps, threat modelling, least privilege
• Platform & Infrastructure: large-scale DNS, domain management, privileged access management, Linux, Docker, Kubernetes, Terraform, OpenStack, hybrid cloud and on-premises environments
• Software Delivery & Automation: Python, Go, Bash, PL/SQL, Groovy, Git, Jenkins, GitHub Actions, GitLab CI/CD, GitOps, Gradle, Open Policy Agent, SonarQube, Homebrew
• Observability & Testing: ELK, Splunk, Prometheus, Grafana, Selenium, Spock, automated testing, monitoring, operational dashboards, root cause analysis
• Architecture & Leadership: HLD/LLD, solution design, risk assessment, technical decision-making, stakeholder engagement, mentoring, assessment governance, Agile delivery, ITIL-aligned operations

Professional Experience

Security Engineering Specialist (and Lecturer), Cyber Security Centre

University of Warwick, Coventry, UK
Dec 2024 – Present

• Lead security and software engineering across three undergraduate modules covering programming, secure SDLC, DevSecOps, Linux systems, security architecture, and practical engineering exercises.
• Apply responsible AI-assisted tooling to improve teaching and compliance workflows while maintaining human review, academic integrity, and appropriate handling of sensitive artefacts.
• Built repeatable teaching and assessment infrastructure using Git, Jenkins, SonarQube, and OpenStack, introducing version-controlled practices and automated delivery pipelines across lab and platform environments.
• Supervise MSc and BSc dissertations concurrently, provide personal tutoring and mentor in Cyber Security communities.
• Contribute to curriculum quality and professional standards as an Academic Integrity Champion, including work supporting NCSC and DSIT-aligned cyber security education.
• Improved student satisfaction by 30% within one term by redesigning weekly delivery, introducing staged practical exercises, strengthening assessment governance, and coordinating graduate teaching assistants and markers.

Security Engineer (Platform as a Service)

Flipkart Internet Private Limited, Bengaluru, India · Hybrid
Jun 2022 – Aug 2023

• Owned the availability, resilience, and secure operation of DNS services processing 10B+ queries per month across a hybrid cloud and on-premises environment.
• Designed and delivered multi-provider DNS resilience across UltraDNS and Akamai, protecting 50+ critical zones, eliminating single-provider concentration risk, and maintaining 100% availability during the rollout.
• Reduced recurring DNS costs from approximately £30,000 to £10,000 per month, a 67% reduction, through service optimisation and risk-based scoping.
• Designed and operationalised TLS/SSL certificate lifecycle governance for 600+ certificates across more than 4,000 domains and multiple certificate authorities, including GoDaddy, Akamai, and GlobalSign.
• Led a feasibility assessment of certificate-management options across Google Cloud capabilities and third-party platforms, including AppViewX, evaluating security, operational fit, and vendor claims.
• Replaced static SSH keys with short-lived, HashiCorp Vault-backed SSH certificates for privileged access through DMZ jumphosts, reducing onboarding time by approximately 75% and monthly support tickets by 83%.
• Engineered Google Cloud HSM-backed key protection to improve resilience and strengthen the security of enterprise secrets-management services.
• Developed an alternative approach for distributing and managing internal application packages through Homebrew.

Software Engineer, Shadow IT

BT Group plc, Ipswich, United Kingdom · On-site
Mar 2018 – Jun 2022

• Built CI/CD pipelines, testing workflows, and GitOps-based delivery practices across a complex enterprise application estate, improving consistency, traceability, and release quality.
• Delivered a 30% improvement in application security by remediating penetration-testing findings, strengthening input validation and dependency controls, and addressing exploitable points of failure.
• Led application migrations and upgrades from outdated data centres to supported enterprise infrastructure, reducing delivery time by approximately 50% with no unplanned production incidents.
• Updated scheduling logic for the Pole Test Safety Programme using current Openreach Risk & Safety recommendations, supporting inspection decisions for approximately 3.68 million poles.
• Adapted the SOX auditing system to revised accountability requirements following BT’s delisting from the New York Stock Exchange, supporting an organisation with approximately £700 million in revenue.
• Led security and compliance activity across a portfolio of 35+ applications, including data classification, access-control verification, remediation tracking, and initial GDPR scoping.

Associate Software Engineer, Field Engineering Operations

Tech Mahindra, Pune, India · Off-site
Aug 2015 – Mar 2018

• Reduced customer appointment-booking journey time by 70–80% by replacing tactical dependencies and manual processes with a strategic automated workflow.
• Streamlined analytics operations interfacing with 40+ systems for field-engineer and workforce processing, reducing production rerun time by approximately 15%.
• Introduced structured problem-management practices for recurring operational failures, including root cause analysis, corrective-action ownership, and trend tracking.
• Contributed to ITIL-aligned incident, change, and service-improvement activities in a high-volume operational environment.

Education

• MSc, Cyber Security Engineering — Distinction — University of Warwick, Coventry, UK, 2024
  NCSC-certified and BCS-aligned programme covering applied cryptography, security architecture, network defence, digital forensics, penetration testing, risk management, and research methods.
• BEng, Mechanical Engineering — First Class with Distinction — PES College of Engineering, VTU, India, 2015

Awards & Achievements

• CIISEC Fred Piper Award Finalist — Top 5 (2024, UK) — Recognised for achievement in cyber security education.
• Best Student Award, University of Warwick (2024, UK) — Recognised for academic performance and contribution.
• WMG Excellence Scholarship (2023, UK) — Awarded a 20% scholarship for academic excellence.
• Quarterly Outstanding Performance Award (2023, India) — Recognised for improving service delivery and reducing DNS expenditure by threefold.
• Pat on the Back Award (2021, UK) — Recognised for implementing CI/CD pipelines and improving Agile software-delivery practices.
• Bravo Award (2019, UK) — Recognised for migrating a critical financial-auditing system with zero data loss and zero downtime.
• Pat on the Back Award (2019, India) — Recognised for improving field-engineer appointment scheduling and supporting the Right First Time campaign.

Certifications & Badges

• Architectural Thinking for Security — IBM (link)
• Practical Introduction to Quantum-Safe Cryptography — IBM (link)
• McKinsey Forward Programme — McKinsey & Company (link)
• AWS Well-Architected Framework — Amazon Web Services (link)
• Gemini for Security Engineers — Google Cloud (link)
• Agentic Strategy: Discover, Design, and Prototype — Google Cloud (link)
• Google DeepMind: Train a Language Model — Google DeepMind (link)
• Child Protection Fundamentals — TES
• Basic Course in Automobile Technology (BCAT) — NIE Institute of Technology, Mysuru

Professional Memberships

• Chartered IT Professional (CITP), Cyber Security — British Computer Society (BCS) (Register of Chartered IT Professionals)
• Professional Member — British Computer Society (BCS) (membership certificate)

Leadership & Service

• Academic Integrity Champion — WMG, University of Warwick; promote responsible scholarship, appropriate attribution, and ethical use of AI-assisted tools.
• Cyber Security Mentor — Warwick Women in Cyber Security and CyberSoc; support students with career development, technical portfolios, and professional practice.
• Dissertation Supervisor and Personal Tutor — Supervise 12 MSc and BSc projects and provide personal tutoring to 15 students.
• Postgraduate Officer, Student Executive Committee — Warwick Volunteers; part of the executive team recognised by Warwickshire’s High Sheriff (recognition).
• Postgraduate Student Representative — Warwick Astronomy Society.
• Warwick Student Panel Member — University of Warwick.
• Volunteer — Tocil Wood and Nature Conservation Volunteers, Warwick YouthMappers, and Fun with Numbers.

Interests

Football, archery, XC/enduro cycling, and landscape photography.