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Ernst & Young

Global professional services: consulting, tax, assurance.

Regulatory Compliance GxP AI Model Consultant Senior

Full-TimeUpdated on 10/23/2026
No salary listed
Senior
Bachelor's, Master's
Hyderabad, Telangana, India
In Person
AI & Machine LearningNatural Language Processing & LLMs

About the job

Requirements
  • A bachelor's or master's degree in Life Sciences, Engineering, or a related field.
  • At least 5 years of experience in AI/ML, generative AI, software testing, validation, or quality engineering roles.
  • Experience creating user stories, test scripts, validation plans, or AI solution prototypes.
  • Exposure to cloud ecosystems such as Azure, AWS, or GCP.
  • Strong understanding of machine learning models, large language models, generative AI workflows, agentic systems, and evaluation techniques.
  • A strong foundation in machine learning concepts and model evaluation techniques, including precision, recall, confusion matrices, ROC/AUC, and supervised and unsupervised machine learning models.
  • Practical experience with LangChain, LangGraph, and Langfuse.
  • Experience evaluating generative AI or large language model applications and agents.
  • Experience designing test cases, user stories, and acceptance criteria for AI/ML-based systems.
  • Ability to validate AI outputs, evaluate accuracy, detect bias, and assess model reliability under varied conditions.
  • Hands-on skills in building prototypes, test harnesses, and demo environments.
  • Understanding of data integrity principles and electronic records/e-signatures compliance.
  • Experience in client-facing roles, managing expectations and delivering solutions.
  • Ability to troubleshoot application issues and recommend solutions.
Responsibilities
  • Provide analysis, validation insights, and readiness assessments for AI/ML and agentic AI strategies.
  • Perform AI/ML model integration, evaluation, and validation across development, training, testing, and deployment phases.
  • Collaborate with data scientists and engineers to identify model improvement opportunities and risk mitigations.
  • Design and execute testing strategies for AI agents and multi-agent workflows, covering orchestration logic, tool invocation, and output validation.
  • Document evaluation results, limitations, risks, and acceptance criteria in a clear, audit-ready manner.
  • Develop or review validation plans, user and functional requirements, risk assessments, requirements traceability matrices, test protocols, test evidence, deviation records, and validation summary reports.
  • Establish acceptance criteria for data quality and model performance, including accuracy, sensitivity, specificity, precision, recall, F1 score, calibration, and error rates, using measures appropriate to the use case.
  • Execute or independently review functional, integration, regression, negative, boundary, security-role, audit-trail, data-reconciliation, and user-acceptance testing for AI-enabled workflows.
  • Test model reliability through reproducibility, robustness, bias, subgroup performance, explainability, stress, and edge-case testing, documenting limitations and residual risk.
  • Define production monitoring for model performance, data and concept drift, anomalous outputs, override patterns, human review, complaints, incidents, and other signals that may trigger investigation or revalidation.
  • Evaluate model updates, retraining, prompt changes, knowledge-base changes, infrastructure changes, and vendor releases through formal change control and impact assessment.
  • Perform root cause analysis for hallucinations, inaccurate outputs, agent failures, latency issues, and unexpected model behavior.
  • Assess model behavior across datasets, edge cases, and failure scenarios to identify bias, drift, and instability.
  • Evaluate large language model and generative AI systems for accuracy, completeness, relevance, groundedness, faithfulness, consistency, and task completion.
  • Identify and investigate data drift, concept drift, model drift, and performance degradation in production environments.
  • Evaluate retrieval-augmented generation solutions, including retrieval quality, citation accuracy, and response grounding.
  • Use AI observability platforms for monitoring, tracing, evaluation logging, dashboards, and observability, such as Langfuse, LangSmith, Arize, WhyLabs, or MLflow.
  • Use LangChain, LangGraph, and Langfuse for agent workflows, observability, traceability, and evaluation logging.
  • Implement and use AI observability capabilities for tracing, evaluation logging, dashboards, alerting, failure analysis, and audit-ready evidence across model and agent workflows.
Desired Qualifications
  • Consulting or client-facing experience.
  • Familiarity with version control, prompt engineering fundamentals, and AI-assisted testing tools.
  • Exposure to business development activities and client engagement strategies.
  • Ability to create innovative insights and contribute to thought leadership.
  • Understanding of market trends and competitor landscape.
  • Experience in process optimization and operational efficiency initiatives.
  • Ability to align technology with business transformation goals.

About the company

EY is a global professional services firm that offers consulting, assurance (audits), tax, and transaction advisory services to a wide range of clients including corporations, SMEs, and government entities. It earns fees for these services and uses its industry expertise and a worldwide network to help clients optimize operations, manage risk, and achieve sustainable growth. EY differentiates itself through its scale and reach, industry specialization, focus on end-to-end services, strategic alliances, and emphasis on innovation and sustainability, including improving audit quality and addressing digital economy needs and supply chain visibility. The company’s goal is to help clients navigate complex regulatory and business environments, transform finance and tax functions, and drive efficiency and resilience across their operations.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

London, United Kingdom

Founded

1991

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  • EY uses client-zero deployments, scaling Copilot across 400,000 people by May 2026.
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  • Sabah filed RM2.4 billion audit-negligence claims against EY on July 30, 2026.
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  • Repeated audit failures can destroy trust, trigger client defections, and shrink the franchise permanently.

What makes Ernst & Young unique

  • EY Canvas processes 1.4 trillion journal-entry lines across 160,000 global audits.
  • EY-Microsoft invested US$1b+ in May 2026 to industrialize enterprise AI delivery.
  • EY launched agentic audit AI on April 7, 2026, spanning Assurance and AI assurance.

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Benefits

  • Professional Development Budget
  • Flexible Work Hours
  • Remote Work Options

Company News

PR Newswire
Oct 19th, 2026
MedTech revenue hits $650B as M&A value jumps to $130B and financing reaches record $63B

EY's 20th Pulse of the MedTech Industry report finds the global medical technology industry at a turning point, with record financing and dealmaking but growth concentrated among a few leaders. MedTech revenue reached about $650 billion in 2025, up 11%. In the first half of 2026 it hit $325 billion, up 7.1% year on year. Financing hit a record $63 billion in the year to June 30, 2026, up 87%. Initial public offerings and debt made up about 80% of it. M&A value reached roughly $130 billion, the highest in over a decade, driven by a few blockbuster deals. First-half 2026 deal value rose 160% against the same period in 2025. "The broader sector players are at a turning point where discipline is essential to convert innovation into profitable growth," said John Babitt, EY Global MedTech Leader.

Business Insider
Oct 8th, 2026
EY adds nearly 10,000 staff globally as AI revenue surges 50%

EY added nearly 10,000 staff globally in its 2026 financial year as AI-related revenue surged almost 50%. The Big Four firm's workforce reached 415,000, with most growth concentrated in global delivery services and offshoring centres. The Americas division saw headcount decrease by roughly 4,500, or 5%. Overall global revenue rose 4.7% to $57 billion. EY-Parthenon was the fastest-growing service line, with revenue increasing 7.4% to $6.8 billion, marking a turnaround after two years of minimal growth. Tax revenue rose 6% to $13.8 billion, whilst consulting grew 4.4% to $17.4 billion. The results reflect EY's "All-In" strategy under global chair Janet Truncale, with billions invested in transforming operations and AI services.

PR Newswire
Sep 9th, 2026
US oil producers hit record output as capital spending drops 49% and reserve replacement falls

An Ernst & Young study found US oil and gas producers reached record production in 2025 while becoming more selective with investments. The analysis of 30 major exploration and production companies, representing 43% of US oil and gas output, showed oil production hit a study-period high, yet reserve additions from extensions and discoveries declined 11% year over year and failed to fully replace production volumes for the first time since 2021. Total capital expenditures fell 49% year over year, whilst M&A spending declined 70%. Exploration spending dropped 11% to $4.8 billion, representing only 3% of total capital expenditures. Natural gas showed stronger fundamentals, with production rising 18%, reserves increasing 14%, and discoveries up 21%.

Yahoo Finance
Aug 31st, 2026
EY commits $100M to bonuses rewarding human skills alongside AI adoption

Ernst & Young's US division is allocating $100 million this fiscal year to bonus payments rewarding employees who demonstrate adaptability, innovation, and judgement. Individual spot awards reach $500, whilst employees or teams making significant contributions can receive between $10,000 and $25,000, five times the previous programme's ceiling. The initiative also covers AI experimentation. "What we recognise signals what we value," said Ginnie Carlier, chief talent and culture officer for EY Americas. The bonuses form part of a broader strategy to reshape employee development across all career levels. Other professional services firms are pursuing similar approaches. KPMG restructured its audit internship this summer to emphasise critical thinking, whilst PwC US introduced training combining AI proficiency with human qualities like empathy. EY reported AI-related revenue grew 30% year-over-year in 2025.

Consultancy.eu
Aug 28th, 2026
EY-Parthenon acquires Dutch digital strategy consultancy SparkOptimus

EY-Parthenon has acquired SparkOptimus, a Dutch digital strategy consultancy founded in 2010. The Amsterdam-based firm employs around 50 consultants and specialises in AI transformation, digital business model redesign and technology-driven transformation. SparkOptimus founders Alexandra Jankovich and Tom Voskes, both former McKinsey consultants, said joining EY-Parthenon will create significant value for clients and staff whilst providing access to broader capabilities. The acquisition marks EY-Parthenon's first European deal since 2021. EY-Parthenon, established in 2014, is EY's strategy consulting and transactions advisory business with around 25,000 professionals globally. Mark Reich, Partner at EY-Parthenon Netherlands, said SparkOptimus' expertise will complement existing capabilities in the Dutch market. The deal closes on 1 September 2026. Financial terms were not disclosed.