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- Tasks: Lead and optimise Unix systems, ensuring stability and performance across diverse environments.
- Company: Join Paragon, a forward-thinking company with a focus on innovation and collaboration.
- Benefits: Enjoy a competitive salary, remote work flexibility, and opportunities for professional growth.
- Why this job: Make a real impact by shaping Unix systems and mentoring future engineers.
- Qualifications: Extensive Unix/Linux experience and strong troubleshooting skills required.
- Other info: Remote role with occasional travel; perfect for tech enthusiasts looking to lead.
The predicted salary is between 48000 - 72000 £ per year.
We are looking for a Senior Unix Systems Engineer to join Paragon and take technical ownership of their Unix estate across the UK and international hosting environment.
As the Senior Unix Systems Engineer, you’ll act as the technical lead and senior escalation point for Unix platforms across Paragon’s hosting estate. You’ll be responsible for the stability, performance, security, and ongoing improvement of AIX and Linux environments, while supporting infrastructure strategy, automation, and mentoring within the team. This is a senior, hands-on role for someone who enjoys being close to the platform, leading by example, and shaping how Unix systems are designed, supported, and improved across on-prem and cloud environments.
Responsibilities
- Act as the senior technical authority for Unix platforms across Paragon
- Design, build, support, and optimise AIX and Linux environments (Red Hat, Oracle Linux, CentOS)
- Provide 3rd line support and senior escalation for complex Unix incidents
- Lead patching, upgrades, lifecycle management, and platform improvements
- Support Unix platforms across on-prem VMware and public cloud environments (AWS, Azure, OCI)
- Drive automation, scripting, and configuration improvements to reduce manual effort
- Ensure Unix environments meet security, compliance, backup, and DR requirements
- Work closely with cloud, infrastructure, security, and application teams
- Contribute to platform strategy and mentor engineers within the team
- Participate in an on-call rota and occasional out-of-hours work
Qualifications
- Extensive experience supporting AIX and Linux in enterprise environments
- Strong knowledge of Oracle Linux, including Ksplice
- Experience across on-prem, hybrid, and cloud infrastructure
- Solid understanding of virtualisation, storage, and Unix networking
- Strong troubleshooting skills and ability to resolve complex, business-critical issues
- Experience working in ITIL-governed environments
- Confident communicator, comfortable working with senior technical and non-technical stakeholders
Required Skills
- Unix or Linux certifications (RHCE, RHCSA, or similar)
- Strong scripting and automation experience (Bash, Python, PowerShell)
- Experience working in AWS, Azure, or OCI
- Previous experience mentoring engineers or acting as a technical lead
Pay range and compensation package
- Salary: £68,000
- Contract: Permanent
- Location: Remote (UK based)
We are an equal opportunity employer, and we encourage job applications from people of all backgrounds. All qualified applicants will receive consideration regardless of gender, race, religion, age, disability, sexual orientation, or marital status. This is a permanent remote role – with occasional travel to Paragon sites. Hours Monday–Friday, 9am–5pm. Please note that due to the high volume of responses we receive, only successful applicants will be contacted.
Senior Unix Engineer in Cardiff employer: Paragon UK
Contact Detail:
Paragon UK Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Unix Engineer in Cardiff
✨Network Like a Pro
Get out there and connect with folks in the industry! Attend meetups, webinars, or even just chat with people on LinkedIn. You never know who might have the inside scoop on a job opening that’s perfect for you.
✨Show Off Your Skills
When you get the chance to interview, make sure to highlight your hands-on experience with AIX and Linux. Share specific examples of how you've tackled complex issues or improved systems. We want to see your problem-solving skills in action!
✨Tailor Your Approach
Don’t just send out generic applications. Tailor your pitch to each role, especially when it comes to your Unix expertise. Mention how your experience aligns with their needs, like automation and cloud environments. It shows you’ve done your homework!
✨Apply Through Our Website
We love seeing applications come through our website! It helps us keep track of candidates better. So, if you’re keen on joining Paragon as a Senior Unix Engineer, head over to our site and apply directly. Let’s get you on board!
We think you need these skills to ace Senior Unix Engineer in Cardiff
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Unix Engineer role. Highlight your experience with AIX and Linux, and don’t forget to mention any relevant certifications. We want to see how your skills match what we're looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about Unix systems and how you can contribute to our team. Keep it concise but engaging – we love a good story!
Show Off Your Technical Skills: When filling out your application, be sure to showcase your technical expertise. Mention your experience with automation, scripting, and cloud environments. We’re keen to see how you’ve tackled complex issues in the past!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, it shows us you’re serious about joining our team at Paragon!
How to prepare for a job interview at Paragon UK
✨Know Your Unix Inside Out
Make sure you brush up on your AIX and Linux knowledge before the interview. Be ready to discuss specific experiences you've had with these systems, especially in enterprise environments. Highlight any complex incidents you've resolved and how you approached them.
✨Showcase Your Automation Skills
Since automation is key for this role, prepare to talk about your scripting experience. Whether it's Bash, Python, or PowerShell, have examples ready that demonstrate how you've used automation to improve processes or reduce manual effort in previous roles.
✨Communicate Clearly and Confidently
As a senior technical authority, you'll need to communicate effectively with both technical and non-technical stakeholders. Practice explaining complex concepts in simple terms, and be prepared to discuss how you've mentored others or led teams in the past.
✨Understand the Bigger Picture
Familiarise yourself with Paragon's hosting environment and their approach to cloud and on-prem solutions. Be ready to discuss how you can contribute to their platform strategy and improvements, showing that you’re not just focused on the technical aspects but also on the overall business goals.