HPC Infrastructure Lead Engineer

PhysicsX; Greater London; Hybrid; GBP 90,000 - 140,000; Full time

Benefits offered by this job

Equity options

10% employer pension contribution

Free office lunches

Enhanced parental leave

YellowNest nursery scheme

25 days of Annual Leave (+ Public HoI)

Private medical insurance

Wellhub Subscription

Eye tests

Personal development

Employee Assistance Programme (EAP)

Bike2Work scheme and Season ticket"

Octopus EV salary sacrifice

Job summary

PhysicsX is building a high-performance IT backbone to support CPU/GPU physics simulations and AI-driven engineering software. As IT Lead Engineer, you will own HPC clusters, schedulers, access governance, and tooling, mentoring a team while driving ownership and reliability.

The role blends hands-on engineering with scalable process improvement. You’ll operate in a hybrid model across our engineering org, shaping secure, efficient IT that powers advanced simulations and automation.

Qualifications

• 7–10 years of experience in IT infrastructure, systems administration, or HPC support, with 2–3 years in lead/senior roles.
• Hands-on experience managing HPC infrastructure including cluster administration and job schedulers.
• Experience with SOC 2, ISO 27001 compliance and translating controls into technical implementation.
• Strong Linux administration and cross-platform support in Linux/macOS/Windows environments.
• Experience in cloud-native environments across multiple cloud vendors.
• Proven ability to design zero-trust security architectures.

Responsibilities

• Own and evolve the HPC environment: cluster administration, scheduling, tuning, capacity planning.
• Provide hands-on IT support with an automation-first mindset.
• Mentor and develop junior IT/support engineers, fostering ownership and technical rigor.
• Escalation point for complex HPC, dev tooling, and IT issues.
• Configure and improve developer tooling (Github Actions/Workflows, JFrog, Chainguard).

Skills

HPC administration

Linux administration

Automation/scripting

Python

PowerShell

CI/CD tooling

Networking fundamentals

Zero trust security

Cloud-native environments

Tools

Slurm/PBS/LSF

Github Actions/Workflows

JFrog

Chainguard

Entra ID Governance

Job description

PhysicsX is building a high-performance IT backbone to support CPU/GPU physics simulations and AI-driven engineering software. As IT Lead Engineer, you will own HPC clusters, schedulers, access governance, and tooling, mentoring a team while driving ownership and reliability.

The role blends hands-on engineering with scalable process improvement. You’ll operate in a hybrid model across our engineering org, shaping secure, efficient IT that powers advanced simulations and automation.