Operations Engineer - HPC Network

CoreWeave; Greater London; Hybrid; GBP 64,000 - 85,000; Full time

Job summary

A leading cloud infrastructure provider in Greater London is seeking an Operations Engineer to support advanced data center deployments. You will troubleshoot network setups, collaborate globally, and manage sophisticated hardware and software. Candidates should have experience in networking and Linux system administration, and familiarity with tools like Ansible and Grafana. The position offers a competitive salary ranging from £64,000 to £85,000, along with excellent benefits including family-level medical insurance and a generous pension contribution.

Benefits

Family-level Medical Insurance

Generous Pension Contribution

Life Assurance at 4x Salary

Critical Illness Cover

Tuition Reimbursement

Qualifications

• Basic understanding of networking fundamentals.
• Experienced in troubleshooting network and server hardware.
• Linux system administration experience is required.
• Ability to debug complex application issues is critical.
• Excellent communication and collaboration skills are essential.

Responsibilities

• Support deployment of Infiniband & RoCE systems in data centers.
• Manage hardware and software components through their lifecycle.
• Diagnose and resolve performance and connectivity issues.
• Collaborate with global teams and customers.
• Participate in on-call schedule for 24/7 support.

Skills

Networking fundamentals

Troubleshooting

Linux system administration

Debugging applications

Communication

Collaboration

Tools

Ansible

Grafana

Python

Go

Job description

CoreWeave is The Essential Cloud for AI™. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at www.coreweave.com.

We’re proud to be a Living Wage accredited Employer.

What You’ll Do:

We are seeking a skilled and driven operations engineer to support large-scale data center deployments. In this role, you’ll be at the forefront of cutting-edge infrastructure technologies, ensuring the optimal performance and stability of network deployments. You’ll collaborate with global teams and customers, troubleshoot complex issues and help drive operational excellence.

About the role:

• Support the deployment of Infiniband & RoCE systems across large data center environments.
• Support the full lifecycle management of hardware and software components.
• Diagnose and resolve performance, connectivity and stability issues in complex environments.
• Collaborate with internal teams and external customers worldwide.
• Participate in a rotating on‑call schedule to ensure 24/7 support coverage.

Who You Are:

• Basic understanding of networking fundamentals.
• Experienced in troubleshooting network and server hardware at the component level.
• Linux system administration.
• Ability to troubleshoot and debug complex application issues.
• Excellent communication and collaboration skills.

Preferred:

• Experience working in large‑scale environments (1,000+ switches or nodes).
• Familiarity with Ansible.
• Understanding of Redfish API for system management.
• Experience with Grafana/PromQL
• Proficiency in at least one language (e.g., Python, Go).

Wondering if you’re a good fit? We believe in investing in our people, and value candidates who can bring their own diversified experiences to our teams – even if you aren’t a 100% skill or experience match.

Why CoreWeave?

At CoreWeave, we work hard, have fun, and move fast! We’re in an exciting stage of hyper‑growth that you will not want to miss out on. We’re not afraid of a little chaos, and we’re constantly learning. Our team cares deeply about how we build our product and how we work together, which is represented through our core values:

• Be Curious at Your Core
• Act Like an Owner
• Empower Employees
• Deliver Best‑in‑Class Client Experiences
• Achieve More Together

We support and encourage an entrepreneurial outlook and independent thinking. We foster an environment that encourages collaboration and provides the opportunity to develop innovative solutions to complex problems. As we get set for take off, the growth opportunities within the organization are constantly expanding. You will be surrounded by some of the best talent in the industry, who will want to learn from you, too. Come join us!

The base salary range for this role is £64,000 - £85,000. The starting salary will be determined based on job‑related knowledge, skills, experience, and market location. We strive In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

What We Offer

In addition to a competitive salary, we offer a variety of benefits to support your needs, including:

• Family‑level Medical Insurance
• Family‑level Dental Insurance
• Generous Pension Contribution
• Life Assurance at 4x Salary
• Critical Illness Cover
• Employee Assistance Programme
• Tuition Reimbursement
• Work culture focused on innovative disruption

Benefits may vary by location.

Our Workplace

While we prioritize a hybrid work environment, remote work may be considered for candidates located more than 30 miles from an office, based on role requirements for specialized skill sets. New hires will be invited to attend onboarding at one of our hubs within their first month. Teams also gather quarterly to support collaboration.

CoreWeave is an equal opportunity employer, committed to fostering an inclusive and supportive workplace. All qualified applicants and candidates will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information.