At a Glance
- Tasks: Maintain and evolve a global Linux platform for trading and research activities.
- Company: A high-performance systematic hedge fund with a tech-driven culture.
- Benefits: Free meals, generous pension, guaranteed bonus, and a great work-life balance.
- Other info: Flat structure with direct access to senior leadership and excellent career growth.
- Why this job: Join a dynamic team and make a real impact in a cutting-edge environment.
- Qualifications: Strong Linux admin skills and experience with automation tools.
The predicted salary is between 60000 - 80000 € per year.
A high-performance systematic hedge fund is seeking an Infrastructure Operations Engineer (Linux Admin) to help maintain and evolve the global Linux estate that underpins all trading and research activity. This team is responsible for ensuring the firm’s large-scale compute environment remains stable, well-maintained, and ready to support continuous growth across quant, trading, and data engineering functions.
You’ll work across server deployments, Linux administration, hardware lifecycle, automation, and platform improvements - collaborating closely with engineering, EUC, and application teams. This is a hands-on role suited to someone who enjoys Linux admin and automation work within a highly technical environment.
Role Overview- Ensure the health, stability, and performance of the firm’s global Linux platform across trading and research workloads.
- Deploy new Linux servers and manage full end-to-end build processes from hardware provisioning through OS installation.
- Carry out system upgrades, patching, and platform maintenance across Red Hat-based environments.
- Contribute to automation, monitoring, and deployment initiatives using modern tooling.
- Work closely with EUC, application, and engineering teams on both project delivery and operational support.
- Produce and maintain clear documentation to support consistency and repeatability across the estate.
- Participate in an on-call rotation as part of a global operational team.
- Strong hands-on Linux administration experience (Red Hat, CentOS, or similar).
- Full server build capability - from hardware provisioning to OS installation and configuration.
- Understanding of AMD/Intel server hardware and common failure types.
- Solid networking fundamentals (TCP/UDP, LAN/WAN concepts).
- Experience with automation tooling, ideally Ansible.
- Scripting familiarity (Bash or Python) for automation and troubleshooting.
- Bonus: Experience with storage technologies such as NFS or SAN environments.
- Technology-led culture – drives both trading and internal engineering investment.
- c.1,000 employees – large enough for scale, small enough for meaningful individual impact.
- Brand-new London HQ – core engineering and trading hub with free on-site gym.
- Flat structure – direct access to senior engineers and C-level leadership.
- Excellent Glassdoor ratings consistently quoting a strong work-life balance.
- Free breakfast & lunch, 13% pension, year-one guaranteed bonus, and more.
Linux Administrator - eFinancialCareers in London employer: eFinancialCareers
Join a high-performance systematic hedge fund that prioritises a technology-led culture, offering you the chance to make a meaningful impact within a flat organisational structure. With a brand-new London HQ, you'll enjoy excellent benefits including free meals, a generous pension scheme, and a guaranteed bonus in your first year, all while working in a collaborative environment that fosters professional growth and work-life balance.
StudySmarter Expert Advice🤫
We think this is how you could land Linux Administrator - eFinancialCareers in London
✨Tip Number 1
Network like a pro! Reach out to current employees at the hedge fund or similar firms on LinkedIn. A friendly chat can give us insider info and might even lead to a referral.
✨Tip Number 2
Show off your skills! If you’ve got a GitHub or personal project showcasing your Linux admin prowess, share it during interviews. It’s a great way to demonstrate your hands-on experience.
✨Tip Number 3
Prepare for technical questions! Brush up on your Linux knowledge, especially around Red Hat and automation tools like Ansible. We want to see that you can handle the nitty-gritty of the role.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take the initiative to connect directly with us.
We think you need these skills to ace Linux Administrator - eFinancialCareers in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your hands-on Linux administration experience and any relevant automation skills. We want to see how your background aligns with the role, so don’t be shy about showcasing your server build capabilities and scripting familiarity!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you’re passionate about Linux admin and how you can contribute to our tech-led culture. We love seeing enthusiasm and a clear understanding of the role, so let your personality come through.
Showcase Relevant Projects:If you've worked on any projects that involved deploying Linux servers or using automation tools like Ansible, make sure to mention them. We appreciate practical examples that demonstrate your skills and problem-solving abilities in a technical environment.
Apply Through Our Website:We encourage you to apply directly through our website for the best chance of getting noticed. It’s the easiest way for us to keep track of your application and ensures you’re considered for this exciting opportunity!
How to prepare for a job interview at eFinancialCareers
✨Know Your Linux Inside Out
Make sure you brush up on your Linux administration skills, especially with Red Hat and CentOS. Be ready to discuss your hands-on experience with server builds, OS installations, and any troubleshooting you've done. The more specific examples you can provide, the better!
✨Show Off Your Automation Skills
Since automation is key in this role, be prepared to talk about your experience with tools like Ansible. If you've scripted in Bash or Python, share some of your projects or challenges you've tackled using these languages. This will show that you're not just a Linux admin but also someone who embraces modern tooling.
✨Understand the Bigger Picture
This isn't just about Linux; it's about supporting trading and research workloads. Familiarise yourself with how your role impacts the overall operations of a hedge fund. Being able to connect your technical skills to business outcomes will impress the interviewers.
✨Prepare for Team Collaboration Questions
You'll be working closely with various teams, so expect questions about collaboration. Think of examples where you've successfully worked with engineering or application teams. Highlight your communication skills and how you ensure everyone is on the same page during projects.
