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HPC Infrastructure Engineer

PhysicsX is a deeptech company with roots in numerical physics and Formula One, dedicated to accelerating hardware innovation at the speed of software.

We are building an AI-driven simulation software stack for engineering and manufacturing across advanced industries. By enabling high-fidelity, multi-physics simulation through AI inference across the entire engineering lifecycle, PhysicsX unlocks new levels of optimization and automation in design, manufacturing, and operations — empowering engineers to push the boundaries of possibility. Our customers include leading innovators in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive.


The Role

Join our dynamic IT team as a HPC Infrastructure Engineer and play a pivotal role in shaping our technological landscape. You'll collaborate closely with cross-functional teams, supporting our IT strategy and implementing cutting-edge solutions to drive business growth.


What You Will Do
  • Enhance our CPU, GPU, HPC, and cloud infrastructure 
  • Implement upgrades, patching, and system enhancements 
  • Provide expertise with technologies such as Linux, CUDA, SLURM, Python etc. 
  • Innovate to maintain the highest standards for our technology stack 
  • Drive IT solutions that align with our business objectives 
  • Research and evaluate new technology solutions 
  • Collaborate with data scientists, machine learning engineers, and simulation engineers to accelerate workflows 
  • Continuously learn and apply best practices, supporting the business to evolve 
  • Contribute to our IT strategy and roadmap implementation 


What You Bring To The Table
  • Expertise in Linux administration 
  • Knowledge with on-prem HPC systems running Linux 
  • Proficiency in MacOS, and Windows, including virtualization and scripting 
  • Good networking skills (Infiniband, vLANs, VPNs, WiFi, etc.) 
  • Experience shaping and following IT processes, with a focus on documentation 
  • Practical knowledge of Azure, Entra ID, InTune, Exchange Online, and Office 365 
  • Knowledge of cloud beneficial but not necessary (e.g., AWS, Azure) 
  • Ability to scope and deliver projects effectively 
  • Strong problem-solving skills and the ability to analyze issues and recommend solutions efficiently 
  • Passion for supporting the IT strategy of a fast-growing tech startup


What we offer
  • Equity options – share in our success and growth.
  • 10% employer pension contribution – invest in your future.
  • Free office lunches – great food to fuel your workdays.
  • Flexible working – balance your work and life in a way that works for you.
  • Hybrid setup – enjoy our new Shoreditch office while keeping remote flexibility.
  • Enhanced parental leave – support for life’s biggest milestones.
  • Private healthcare – comprehensive coverage
  • Personal development – access learning and training to help you grow.
  • Work from anywhere – extend your remote setup to enjoy the sun or reconnect with loved ones.


We believe diversity fuels innovation, and we're building a culture where everyone belongs. We're proud to be an equal opportunity employer, welcoming talent of all backgrounds, identities, and experiences. Changing the face of tech takes action, which is why we actively encourage individuals from historically underrepresented groups to apply.

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What You Should Know About HPC Infrastructure Engineer, PhysicsX

Are you ready to embark on an exciting journey as an HPC Infrastructure Engineer at PhysicsX? Based in the vibrant heart of Shoreditch, London, you'll be at the forefront of innovation, playing a crucial role in our mission to accelerate hardware innovation at the speed of software. At PhysicsX, we’re not just creating AI-driven simulation software; we’re empowering engineers across advanced industries like Aerospace, Defense, and Automotive to break new ground in design, manufacturing, and operations through our cutting-edge technologies. In this role, you’ll enhance our state-of-the-art CPU, GPU, HPC, and cloud infrastructure, all while collaborating closely with a dynamic team of data scientists, machine learning engineers, and simulation experts. Your expertise in Linux administration, coupled with your skills in on-prem HPC systems and networking, will be invaluable as you drive IT solutions that align with our ambitious business objectives. You'll also have the chance to research new tech solutions and implement systematic upgrades to keep our infrastructure robust and efficient. Plus, at PhysicsX, we value continuous learning, and you’ll have ample opportunities to evolve your skills in a fast-paced tech startup environment. If you’re passionate about technology, eager to learn, and ready to make a real impact, join us in redefining the future of engineering at PhysicsX!

Frequently Asked Questions (FAQs) for HPC Infrastructure Engineer Role at PhysicsX
What are the primary responsibilities of an HPC Infrastructure Engineer at PhysicsX?

As an HPC Infrastructure Engineer at PhysicsX, you will focus on enhancing CPU, GPU, HPC, and cloud infrastructure while implementing system upgrades and patching. You'll provide expertise in technologies like Linux, CUDA, and SLURM, and collaborate with teams to drive IT solutions that align with our business objectives.

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What qualifications are needed to become an HPC Infrastructure Engineer at PhysicsX?

To succeed as an HPC Infrastructure Engineer at PhysicsX, you should have expertise in Linux administration, experience with on-prem HPC systems, and proficiency in MacOS and Windows environments. Networking skills, knowledge of Azure technologies, and an ability to manage projects effectively are essentials for this role.

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How does collaboration work for an HPC Infrastructure Engineer at PhysicsX?

At PhysicsX, collaboration is key for an HPC Infrastructure Engineer. You’ll work closely with data scientists, machine learning engineers, and simulation experts to ensure that our IT infrastructure effectively supports accelerated workflows and innovative projects across various sectors.

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What benefits come with the HPC Infrastructure Engineer position at PhysicsX?

PhysicsX offers a range of benefits including equity options, a 10% employer pension contribution, free office lunches, flexible working arrangements, enhanced parental leave, private healthcare, and opportunities for personal development, all designed to support your growth and well-being.

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What is the work environment like for an HPC Infrastructure Engineer at PhysicsX?

You'll enjoy a hybrid working setup at PhysicsX that combines the dynamic atmosphere of our Shoreditch office with the flexibility of remote working. We foster a culture of innovation, inclusivity, and continuous learning, making it an exciting place for an HPC Infrastructure Engineer to thrive.

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Common Interview Questions for HPC Infrastructure Engineer
Can you describe your experience with Linux administration as it relates to HPC systems?

When discussing your Linux administration experience, focus on your practical knowledge in managing, maintaining, and troubleshooting Linux environments for HPC systems. Sharing specific examples of projects you've undertaken and how you optimized performance would provide valuable context.

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How do you approach implementing system upgrades and patching?

In your response, explain your systematic approach to implementing upgrades and patching, emphasizing the importance of thorough testing, documentation, and minimal downtime to ensure a seamless transition while enhancing system performance.

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What role do you see cloud technologies playing in HPC environments?

Discuss the benefits of using cloud technologies in HPC, such as scalability, cost-efficiency, and enhanced collaboration. Mention any experience you have with cloud platforms and how they can complement on-prem HPC systems to maximize resource utilization.

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Can you give an example of a complex networking issue you've resolved?

Share a specific situation where you encountered a challenging networking issue involving elements like Infiniband or VPNs. Describe the steps you took to troubleshoot and resolve the problem, highlighting your analytical and problem-solving skills.

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How do you keep up with new technologies in the HPC field?

Explain your methods for staying current with new technologies, such as attending conferences, participating in online courses, or following industry publications and forums. This shows your commitment to continuous learning and innovation.

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What tools do you use for monitoring and managing HPC infrastructure?

Discuss the tools and software you have utilized for monitoring and management, such as SLURM for job scheduling or specific monitoring tools for system performance and health checks, emphasizing how they contribute to effective infrastructure management.

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Describe a project where you needed to collaborate with cross-functional teams.

Share an experience where you worked with teams such as data scientists or engineers. Highlight how you communicated, what challenges arose, and how you successfully contributed to the project's objectives through collaboration.

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What strategies do you use to document IT processes?

Discuss the importance of documentation for IT processes and outline your strategies for maintaining clear, comprehensive documentation to facilitate knowledge sharing and support maintenance, ensuring others can efficiently follow procedures.

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How would you prioritize multiple IT projects with tight deadlines?

Explain your approach to project prioritization, focusing on evaluating the impact and urgency of each project. Describe any tools you use for project management and how you communicate priorities with your team.

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What challenges do you foresee in the HPC Infrastructure Engineer role, and how would you address them?

Identify potential challenges such as evolving technology requirements or resource limitations. Discuss proactive strategies to tackle these issues, such as continuous learning, seeking innovative solutions, and fostering collaboration within your team.

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Full-time, hybrid
DATE POSTED
April 13, 2025

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