Quantum Senior Associate

EY; Dadri, Gurugram District, Bengaluru; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

EY is seeking a Quantum Specialist to advance quantum safety, post-quantum cryptography readiness, and practical quantum algorithms for optimization and simulation. You will collaborate with cybersecurity, AI/ML, platform engineering and product teams to build prototypes, document results, and drive adoption across businesses.

The role requires fundamentals in quantum computing, experience with at least one quantum platform (Qiskit, Cirq, PennyLane, Azure Quantum or AWS Braket), strong Python

Qualifications

• Foundational understanding of quantum computing concepts and hardware limitations.
• Basic understanding of post-quantum cryptography concepts and cryptographic protocols.
• Experience with at least one quantum development platform and Python libraries.
• Familiarity with software development practices and version control.
• Ability to design and execute experiments and communicate findings clearly.
• Willingness to collaborate with global, cross-functional teams.

Responsibilities

• Support development of quantum safety and quantum computing solutions, prototypes and demos.
• Contribute to post-quantum cryptography readiness assessments and documentation.
• Develop and evaluate quantum algorithms and workflows for optimization and simulation use cases.
• Build and maintain software tools and proof-of-concept assets with good engineering practices.
• Prepare technical documents and presentations for internal and external stakeholders.
• Collaborate with cybersecurity, AI/ML, platform engineering and product teams.
• Participate in testing, validation and benchmarking to assess performance and applicability.
• Stay current on developments in quantum computing and related technologies.

Skills

Python programming

Scientific computing

Analytical thinking

Experiment design

Communication skills

Collaborative teamwork

Documentation

Problem solving

Education

Bachelor's or Master's degree in CS/Physics/Math/Cybersecurity/EE

Tools

Qiskit

PennyLane

Cirq

Azure Quantum

AWS Braket

Job description

Key responsibilities

• Support the development of quantum safety and quantum computing solutions, prototypes and demonstrations.
• Contribute to post-quantum cryptography readiness assessments, including data gathering, analysis and documentation.
• Develop and evaluate quantum algorithms and workflows for selected optimization, machine learning and simulation use cases.
• Build and maintain software tools, accelerators and proof-of-concept assets using established engineering practices.
• Prepare technical documentation, assessment reports and presentation materials for internal and external stakeholders.
• Collaborate with cross-functional teams including cybersecurity, AI/ML, platform engineering and product teams.
• Participate in testing, validation and benchmarking activities to assess solution performance and applicability.
• Stay current on developments in quantum computing, post-quantum cryptography and related emerging technologies.

Quantum Specialist Responsibilities:

• Quantum Cyber / Safety:
  • Support quantum risk assessments and identify areas that may require future cryptographic modernization.
  • Assist in prototyping and benchmarking post-quantum cryptography algorithms within applications and services.
  • Contribute to analysis of quantum-safe and hybrid cryptographic approaches and document findings.
  • Support development of crypto-inventory and discovery capabilities to identify legacy cryptography dependencies.
  • Execute testing of hybrid key exchange mechanisms and document performance observations.
  • Assist with implementation and validation of crypto-agility patterns, certificate updates and key management enhancements.
  • Contribute to creation and maintenance of migration guides, standards documentation and operational runbooks.
• Quantum Compute & Algorithms:
  • Develop and evaluate quantum algorithms using industry-standard quantum development platforms.
  • Support experimentation and testing to assess the practicality of quantum use cases.
  • Build proof-of-concept solutions for optimization, simulation and emerging Quantum + AI use cases.
  • Perform basic resource estimation and analysis of quantum circuits and algorithm performance.
  • Compare classical and quantum approaches and document observations and recommendations.
  • Maintain reproducible experimentation environments using Python, Jupyter notebooks, containers and source control tools.
• Knowledge and Skills Requirements:
  • Foundational understanding of quantum computing concepts, including qubits, gates, quantum circuits and current hardware limitations.
  • Basic understanding of post-quantum cryptography concepts, key encapsulation mechanisms, digital signatures and emerging standards.
  • Familiarity with cryptographic concepts such as public-key cryptography, certificates and secure communication protocols.
  • Experience with at least one quantum development platform such as Qiskit, PennyLane, Cirq, Azure Quantum or AWS Braket.
  • Proficiency in Python programming and familiarity with commonly used scientific and data analysis libraries.
  • Working knowledge of software development fundamentals, including version control and testing practices.
  • Ability to design and execute experiments, analyse results and communicate findings effectively.
  • Strong analytical and problem-solving skills with attention to detail.
  • Effective written and verbal communication skills.
  • Ability to work collaboratively in global, cross-functional teams.
  • Interest in emerging technologies and willingness to continuously learn new concepts and tools.

Education and Experience:

• Bachelor's or Master's degree in Computer Science, Physics, Mathematics, Cybersecurity, Electrical Engineering or a related discipline.
• 2–5+ years of relevant experience in one or more of the following areas:
• Software development or engineering
• Applied cryptography or cybersecurity
• Data science, machine learning or advanced analytics
• Quantum computing research or development
• High-performance or scientific computing
• Experience developing prototypes, proof-of-concepts or technical solutions using modern programming languages and frameworks.
• Familiarity with Python and scientific computing libraries such as NumPy, SciPy, pandas or similar tools.
• Exposure to quantum computing concepts, quantum software development kits or post-quantum cryptography is preferred but not mandatory.
• Understanding of cybersecurity and cryptography fundamentals is desirable.
• Experience working in agile, research or innovation-focused environments is advantageous.
• Ability to independently complete assigned deliverables while collaborating effectively with senior team members.
• Publications, hackathons, certifications, research projects or open-source contributions related to quantum technologies are beneficial but not required.
• Willingness to work with global teams and support overlap with US East Coast hours when needed