Cryogenic Semiconductor Characterization Engineer - 652

Quantinuum
United States
3 weeks ago
US$113,000 – US$141,000 pa

Salary

US$113,000 – US$141,000 pa

Work Pattern
Full-time
Posted
25 Mar 2026 (3 weeks ago)

We are seeking aCryogenic Semiconductor Characterization Engineer to join ourBroomfield, CO, team and play a hands-on role in developing Quantinuum’s next-generation Apollo and Lumos quantum computers. This is a rare opportunity for an early-to-mid-career physicist or engineer to stand up, own, and operate cryogenic semiconductor characterization from the ground up, directly shaping the technologies that power our system roadmap.

In this role, you won’t just run tests—you’ll define the cryogenic characterization strategy, build the infrastructure, and drive execution across multiple systems and technologies. You’ll work side-by-side with ASIC designers, system architects, and experimental physicists in a fast-paced R&D environment where initiative, creativity, and technical depth truly matter.

If you’re excited by complex hardware, ultra-low-temperature physics, and seeing your work make it into real quantum machines, this role is for you.

We are seeking aCryogenic Semiconductor Characterization Engineer to join ourBroomfield, CO, team and play a hands-on role in developing Quantinuum’s next-generation Apollo and Lumos quantum computers. This is a rare opportunity for an early-to-mid-career physicist or engineer to stand up, own, and operate cryogenic semiconductor characterization from the ground up, directly shaping the technologies that power our system roadmap.

In this role, you won’t just run tests—you’ll define the cryogenic characterization strategy, build the infrastructure, and drive execution across multiple systems and technologies. You’ll work side-by-side with ASIC designers, system architects, and experimental physicists in a fast-paced R&D environment where initiative, creativity, and technical depth truly matter.

If you’re excited by complex hardware, ultra-low-temperature physics, and seeing your work make it into real quantum machines, this role is for you.

Key Responsibilities:

  • Own cryogenic semiconductor characterization end-to-end, from roadmap definition to daily lab execution

  • Partner with integrated product teams to implement and validate ASICs critical to Quantinuum’s quantum computer roadmap

  • Design and develop electrical interfaces, fixtures, and test equipment for cryogenic environments

  • Automate test execution and data analysis to enable fast, repeatable insight

  • Synthesize test results, understand their impact and present physics, engineers, and leadership

  • Operate and manage cryogenic test chambers and associated lab infrastructure

  • Translate system-level quantum computer requirements and customer needs into clear, verifiable test plans

  • Thrive in a rapid-prototyping, R&D-focused environment where iteration speed matters

YOU MUST HAVE:

  • Bachelor’s degree minimum required

  • 4+ years of experience in an engineering or R&D environment minimum required

  • 3+ years developing test equipment and executing test plans to validate and characterize digital and analog circuits minimum required

  • 2+ years of hands-on experience with cryogenic test chambers minimum required

  • Due to Contractual requirements, must be a U.S. Person defined as, U.S. citizen permanent resident or green card holder, workers granted asylum or refugee status.

Related Jobs

View all jobs

Senior Quantum Engineer - Quantum Processors

Quantum Motion
Permanent

Senior Quantum Engineer - Parametric Circuits

Quantum Motion
Permanent

Quantum Engineer - Rotation Programme

Quantum Motion London, United Kingdom

Senior Thermo-Mechanical Engineer

PsiQuantum Runcorn, WA7 1UP, United Kingdom

Senior Optical Packaging & Assembly Engineer

PsiQuantum Runcorn, WA7 1UP, United Kingdom

Business Operations Associate/Manager European Market Development

PsiQuantum United Kingdom

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Where to Advertise Quantum Computing Jobs in the UK (2026 Guide)

Advertising quantum computing jobs in the UK requires a fundamentally different approach to most technical hiring. The global talent pool is tiny — measured in thousands, not tens of thousands — and concentrated around a small number of university physics departments, national laboratories and well-funded hardware startups. Many of the strongest candidates hold PhDs in quantum physics, quantum information or adjacent disciplines and are embedded in academic or research communities that rarely intersect with mainstream job boards. General platforms are largely ineffective for quantum hiring. Specialist boards, academic channels and direct community outreach are not optional extras — they are the primary sourcing strategy. This guide, published by QuantumComputingJobs.co.uk, covers where to advertise quantum computing roles in the UK in 2026, how the main platforms compare, what employers should expect to pay, and what the data says about hiring across different role types.

New Quantum Computing Employers to Watch in 2026: UK and International Companies Advancing Quantum Careers

Quantum computing is no longer confined to research labs. As companies convert quantum theory into testable products, algorithms, and computing platforms, demand for professionals with quantum knowledge — whether physics, algorithms, software development, or hardware engineering — is rising. In 2026, quantum computing organisations are securing significant funding, industry partnerships, and contracts across sectors such as energy, finance, telecommunications, defence, and healthcare. For candidates exploring opportunities on www.QuantumComputingJobs.co.uk , understanding which employers are hiring now and scaling quantum teams is crucial. This article profiles the new and high‑growth quantum computing employers to watch in 2026, with a specific focus on UK‑based innovators, international firms with UK operations, and leading global quantum organisations.

How Many Quantum Computing Tools Do You Need to Know to Get a Quantum Computing Job?

Quantum computing is one of the most exciting frontiers in science and technology — and the job market reflects that excitement. But for aspiring practitioners, the sheer number of tools, frameworks, programming languages and hardware platforms can feel overwhelming. One job advert mentions Qiskit, another talks about Cirq or Pennylane. You see references to quantum annealers and superconducting qubits, to measurement hardware and simulators, to noise mitigation libraries and cloud platforms. It’s easy to conclude that unless you master every quantum tool, you’ll never get a job. Here’s the honest truth most quantum computing hiring managers won’t explicitly tell you: 👉 They don’t hire you because you know every tool — they hire you because you can apply the right tools to solve real problems and explain why your solutions work. Tools matter, but context, understanding, judgement and results matter more. So how many quantum computing tools do you actually need to know to succeed in a job search? The real answer is significantly fewer than most people assume — and far more focused by role. This article breaks down what tools really matter in quantum jobs, which ones are core, which are role-specific, and how you can build a coherent toolkit that employers actually value.