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Ernst & Young

Provides consulting, assurance, and tax services

Quantum Specialist

Security Engineering & ArchitectureUpdated on Oct 31
Full-timeWrocław, PolandNo salary listed

About the Job

Requirements

  • A 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 software development or engineering, applied cryptography or cybersecurity, data science, machine learning or advanced analytics, quantum computing research or development, or 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.
  • Ability to independently complete assigned deliverables while collaborating effectively with senior team members.
  • Willingness to work with global teams and support overlap with US East Coast hours when needed.
  • Flexibility and openness to covering US-West Coast work timings (PST).

Responsibilities

  • Support 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.
  • 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.
  • 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.

Desired Qualifications

  • 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.
  • Publications, hackathons, certifications, research projects, or open-source contributions related to quantum technologies are beneficial but not required.

About the Company

Ernst & Young

Provides consulting, assurance, and tax services

EY (Ernst & Young) is a global professional services firm that provides consulting, assurance, tax, and transaction advisory services across industries such as energy, healthcare, financial services, and real estate. Its work centers on helping clients solve critical business challenges by offering high-value advisory support in areas like supply chain, cybersecurity, sustainability, and digital transformation; revenue comes from fees for consulting, audit, and advisory services. What sets EY apart is its breadth of services across multiple disciplines, deep industry knowledge, and emphasis on thought leadership and research to inform clients’ strategic decisions. The firm aims to help organizations improve operational efficiency, navigate regulatory environments, and stay ahead of market trends by delivering practical, evidence-based guidance and execution support.

Company size
10,001+
Company stage
Not listed
Total funding
Not listed
Headquarters
Boston, MA
Founded
1991

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