TC-CS-Cyber Architecture- OT And Engineering-Cloud Security-Senior(Big4jobs)
IT / Software Development & Related
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Job Description
At EY, you’ll have the chance to build a career as unique as you are, with the global scale, support, inclusive culture and technology to become the best version of you. And we’re counting on your unique voice and perspective to help EY become even better, too. Join us and build an exceptional experience for yourself, and a better working world for all.
Service Line – Senior: (AI & SaaS Product Security, Strategic Platforms and AI Security)
Join the AI Security practice to independently secure AI/GenAI systems and lead adversarial testing initiatives. The role focuses on protecting AI components across lifecycle and implementing robust controls in enterprise environments.
Your Key Responsibilities
- Lead AI red teaming execution including prompt injection, jailbreak and data exfiltration scenarios
- Perform AI threat modelling across model, data, and application layers
- Design and implement LLM guardrails and RAG security controls
- Conduct ML pipeline and model lifecycle security reviews
- Secure APIs and AI inference endpoints in cloud environments
- Support incident response for AI-specific threats and exploitation attempts
- Integrate security controls into AI/ML pipelines and DevSecOps workflows
- Collaborate with SOC teams for AI workload detection and monitoring use cases
Skills and Attributes for Success
- Strong understanding of ML/GenAI concepts (LLMs, embeddings, pipelines)
- Hands-on experience in application security, API security and cloud security
- Knowledge of AI attack surfaces (prompt, model, data layers)
- Adversarial mindset with ability to simulate real-world attack scenarios
- Understanding of OWASP Top 10 and LLM vulnerabilities
- Working knowledge of MITRE ATT&CK framework
To Qualify for the Role
- 3–6 years of experience in cybersecurity, application security or cloud security
- Hands-on exposure to AI/GenAI security concepts or implementations
- Experience in vulnerability assessment, red teaming or threat modelling
- Working knowledge of cloud platforms (Azure/AWS)
Ideally, You’ll Also Have
- Hands-on experience with AI security tools such as Garak, PyRIT, LLM Guard
- Exposure to adversarial ML tools (ART, Foolbox)
- Experience integrating security into MLOps/DevSecOps pipelines
- Certifications in cloud or security domains (AZ-500, CEH, etc.)
What We Look For
- A self-driven cybersecurity professional with strong technical depth in AI security and the ability to independently drive security testing and implementation for enterprise AI workloads.
What We Offer
- Opportunity to work on advanced AI security engagements, exposure to global clients, and continuous learning in AI-led cyber defence and adversarial testing methodologies.
- EY | Building a better working world
- EY exists to build a better working world, helping to create long-term value for clients, people and society and build trust in the capital markets.
Working across assurance, consulting, law, strategy, tax and transactions, EY teams ask better questions to find new answers for the complex issues facing our world today.
Skills
LLMRAGMLOpsAWSAzureCybersecurityOWASPVulnerability AssessmentSOCConsultingTeamsIf a job posting appears fraudulent, asks for payment, contains misleading information, or violates our guidelines, please report it immediately. Our team will review it promptly, Jobaaj does not charge any fee from the applicants.
About Company
EY India Careers 2025 – Overview
Ernst & Young Global Limited (EY) is one of the Big Four professional services organisations, headquartered in London, England, and operating in 150+ countries with a global workforce of ~400,000 professionals.
EY’s roots trace back to 1849 (Harding & Pullein) and 1903 (Ernst & Ernst), with the current global legal entity formed in 1989 through the merger of Ernst & Whinney and Arthur Young.
In India, EY employs ~50,000–55,000 people across offices in Gurugram, Mumbai, Bengaluru, Hyderabad, Chennai, Kolkata, and Pune. The firm operates through four integrated service lines — Assurance, Consulting, Strategy and Transactions, and Tax — helping clients capitalise on opportunities, manage risk, and deliver responsible growth.
EY’s purpose, Building a better working world, guides its work with businesses, governments, and non‑profits to solve complex challenges. The firm is recognised for its investments in AI (via the EY.ai platform), digital transformation, sustainability, and inclusive growth.
Business Model
EY operates as a service‑based B2B professional services firm, generating revenue through assurance, consulting, strategy & transactions, and tax services.
Its model blends:
- Deep sector expertise with technology‑driven solutions
- Global delivery capabilities with India as a strategic hub
- Long‑term client relationships built on trust and recurring engagements
Strategic priorities for EY India include:
- Scaling EY.ai and AI‑enabled services
- Expanding ESG and sustainability consulting
- Strengthening cybersecurity and digital transformation offerings
- Growing Strategy and Transactions advisory in high‑growth sectors
Recent Wins & Recognition
- Launched the EY.ai platform to integrate AI into all service lines globally and in India (https://www.ey.com/en_in/news/2023/ey-launches-ey-ai-platform).
- Advised on a $1.1 billion renewable energy acquisition in India (https://economictimes.indiatimes.com/industry/energy/power/ey-advises-on-renewable-energy-acquisition/articleshow/).
- Recognised as a Leader in Digital Strategy Consulting in the 2025 IDC MarketScape report (https://www.ey.com/en_in/news/2025/ey-named-leader-in-digital-strategy-consulting).
- Partnered with the Government of India on Gati Shakti infrastructure planning (https://www.ey.com/en_in/news/2024/ey-supports-gati-shakti-infrastructure-planning).
- Awarded Best Employer for Women 2025 by Working Mother & Avtar (https://www.ey.com/en_in/news/2025/ey-best-employer-for-women).
Culture & Values
EY’s culture is anchored in its EY Values:
- People who demonstrate integrity, respect, and teaming
- People with energy, enthusiasm, and the courage to lead
- People who build relationships based on doing the right thing
The firm promotes diversity, equity, and inclusion, offers global mobility opportunities, and invests heavily in continuous learning through EY Badges, EY Tech MBA, and leadership programs.
Client‑Facing Businesses
Assurance
What it is – Independent audit and assurance services to enhance trust in financial reporting. Careers in India include:
- Statutory Audit – Auditing financial statements for listed and unlisted companies.
- Financial Accounting Advisory Services (FAAS) – IFRS/Ind AS advisory, reporting, and accounting change support.
- Forensic & Integrity Services – Fraud investigation, dispute resolution, and compliance reviews.
- Climate Change & Sustainability Services (CCaSS) – ESG reporting and assurance.
Consulting
What it is – Advises clients on business transformation, technology, and risk. In India, career opportunities span:
- Business Consulting – Strategy, operations, and supply chain transformation.
- Technology Consulting – ERP, cloud, data analytics, and cybersecurity.
- Risk Consulting – Enterprise risk, internal audit, and regulatory compliance.
- People Advisory Services – Workforce strategy, change management, and HR transformation.
Strategy and Transactions (SaT)
What it is – End‑to‑end deal advisory and capital strategy. India‑based roles cover:
- M&A Advisory – Buy‑side and sell‑side deal advisory.
- Transaction Diligence – Financial, tax, and operational due diligence.
- Valuation, Modelling & Economics – Business valuations and financial modelling.
- Restructuring – Turnaround and insolvency support.
Tax
What it is – Comprehensive tax and regulatory services. In India, career paths include:
- Direct Tax – Corporate and international tax compliance and planning.
- Indirect Tax – GST, customs, and trade advisory.
- Transfer Pricing – Planning, documentation, and dispute resolution.
- Tax Technology & Transformation – Automation and analytics for tax functions.
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