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Quantum Senior Associate

EY
Buenos Aires, Argentina; Trivandrum, India; Kochi, India; Bengaluru, India; Gurgaon, India; Wroclaw, Poland Posted Aug 29, 2026

About this role

GDS Next Frontier - Quantum Senior Associate - Argentina

Location

CABA

Other locations:

Primary

Location

Only

Salary

Competitive

Date:

Aug 29, 2026

Job description

Requisition ID:

1730544

Position Summary:

The Quantum Senior Associate will play a hands-on delivery role across Quantum Technology initiatives, with stronger ownership for solution design, technical execution, stakeholder communication and delivery quality than an Associate role. The role requires practical experience in quantum-safe security and/or quantum computing, with the ability to translate complex technical concepts into clear business and delivery outcomes.

The role is expected to have a primary focus on quantum safety, including post-quantum cryptography readiness, and a secondary focus on quantum computing use cases such as optimization, machine learning and simulation.

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.

Location and work timings:

  • India (Trivandrum, Kochi, Bengaluru, Gurgaon)
  • Poland (Wroclaw)
  • Argentina (Buenos Aires)
  • Should be flexible and open to covering US-West Coast work timings (PST)

Note:

  • This job description is intended as a guide to reflect the principal functions of the job. However, it is not an all-inclusive listing of the required job functions and functions may vary depending on the particular geographic location of the job and/or the manager. Further, the job description is subject to change at the discretion of management.

  • About EY

  • EY | Building a better working world

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