Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Provide advanced technical support and resolve complex infrastructure issues.
- Company: Dynamic IT company focused on high-availability systems.
- Benefits: Competitive salary, hybrid working model, and continuous professional development.
- Why this job: Join a collaborative team and work on mission-critical infrastructure.
- Qualifications: Senior-level experience in third-line support and strong technical skills.
- Other info: Opportunity for career growth and mentoring within a supportive environment.
The predicted salary is between 36000 - 60000 £ per year.
We are seeking an experienced Third Line Support Engineer to provide advanced technical support, own complex infrastructure issues, and ensure the high availability, security, and performance of critical IT systems. This senior hands-on role focuses on resolving escalated incidents, maintaining and optimising virtualised and containerised environments (VMware, Kubernetes), supporting core business databases (Progress OpenEdge SQL), and contributing to infrastructure projects and continuous improvement. You will act as the escalation point for the IT Service Desk, drive root-cause analysis, implement proactive fixes, and support business-critical systems with minimal downtime.
Key Responsibilities
- Advanced Technical Support & Incident Resolution
- Own and resolve complex, escalated incidents and problems from Level 1/2 support, ensuring rapid diagnosis and permanent fixes.
- Provide deep technical troubleshooting across servers, networks, cloud platforms, virtualisation (VMware), container orchestration (Kubernetes), and Progress OpenEdge databases.
- Perform root-cause analysis on recurring or high-impact issues and implement preventive measures.
- Maintain high availability of critical systems through proactive monitoring, patching, updates, and performance tuning.
- Infrastructure Management & Optimisation
- Design, implement, maintain, and support virtualised environments (VMware) and containerised workloads (Kubernetes).
- Manage and optimise core business systems, including Progress OpenEdge databases – monitoring, backups, tuning, and recovery.
- Ensure infrastructure is secure, well-documented, compliant with security standards, and regularly patched/updated.
- Support disaster recovery, business continuity planning, and testing of backup/restore procedures.
- Project & Change Delivery
- Lead or contribute to infrastructure-related projects, upgrades, migrations, and new technology deployments.
- Define technical scopes, coordinate with internal teams and external vendors, and ensure delivery on time, within budget, and with minimal operational impact.
- Collaborate across departments to integrate new systems and minimise disruption.
- Service Desk & Team Support
- Act as escalation point and mentor for Level 1/2 support engineers, sharing knowledge and providing technical guidance.
- Assist in developing and refining SLAs, KPIs, and support processes to drive continuous improvement.
- Contribute to the knowledge base with detailed resolution articles and best practices.
- Risk, Security & Compliance
- Identify and mitigate infrastructure risks and vulnerabilities.
- Ensure adherence to security policies, standards, and regulatory requirements.
- Work with vendors and partners on advanced support, patching, and security remediation.
Essential Skills & Experience
- Proven senior-level experience in third-line / advanced infrastructure support roles.
- Strong hands-on expertise in: VMware virtualisation (vSphere, vCenter, ESXi), Kubernetes container orchestration, Progress OpenEdge SQL databases (administration, tuning, backups), server management (Windows/Linux), networking, storage, and cloud platforms.
- Track record of resolving complex technical incidents and delivering root-cause fixes.
- Experience contributing to infrastructure projects, upgrades, and migrations.
- Solid understanding of ITIL processes, SLAs, KPIs, and service desk operations.
- Excellent problem-solving, analytical, and decision-making skills under pressure.
- Strong communication and documentation abilities (technical and non-technical audiences).
Desirable
- Relevant certifications (e.g., VMware Certified Professional, Kubernetes certifications, ITIL Foundation, Microsoft/Azure, CompTIA Security+, etc.).
- Experience with monitoring tools, scripting/automation (PowerShell, Bash, Ansible), and disaster recovery planning.
- Previous mentoring or team leadership exposure.
What We Offer
- Opportunity to work on mission-critical infrastructure in a high-availability environment.
- Competitive salary and performance-related benefits.
- Hybrid working model with flexibility.
- Continuous professional development and certification support.
- Collaborative, technically focused team.
If you are a technically deep, hands-on senior engineer who thrives on solving complex problems and ensuring system reliability, we’d love to hear from you.
Third Line Support Engineer (Senior Infrastructure & Support Specialist) in Banbury employer: THAMES 360
Contact Detail:
THAMES 360 Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Third Line Support Engineer (Senior Infrastructure & Support Specialist) in Banbury
✨Tip Number 1
Network like a pro! Attend industry meetups, tech conferences, or local IT events. It's a great way to meet potential employers and get your name out there. Plus, you never know who might have the inside scoop on job openings!
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those involving VMware, Kubernetes, or Progress OpenEdge. This gives you a chance to demonstrate your expertise beyond just a CV.
✨Tip Number 3
Prepare for interviews by brushing up on common technical questions related to third-line support. Practice explaining complex concepts in simple terms, as you'll need to communicate effectively with both technical and non-technical folks.
✨Tip Number 4
Don't forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love hearing from passionate candidates who are eager to join our team!
We think you need these skills to ace Third Line Support Engineer (Senior Infrastructure & Support Specialist) in Banbury
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with VMware, Kubernetes, and Progress OpenEdge SQL. We want to see how your skills match up with what we're looking for, so don’t be shy about showcasing your relevant projects and achievements!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're the perfect fit for the Third Line Support Engineer role. Share specific examples of how you've tackled complex technical issues in the past and how you can contribute to our team.
Show Off Your Problem-Solving Skills: In your application, highlight instances where you've resolved tricky incidents or improved processes. We love candidates who can think on their feet and come up with innovative solutions, so make sure to include those stories!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows us you’re keen to join the StudySmarter family!
How to prepare for a job interview at THAMES 360
✨Know Your Tech Inside Out
Make sure you brush up on your knowledge of VMware, Kubernetes, and Progress OpenEdge SQL. Be ready to discuss specific scenarios where you've resolved complex incidents or optimised infrastructure. The more detailed your examples, the better!
✨Showcase Your Problem-Solving Skills
Prepare to share your approach to root-cause analysis and how you've implemented preventive measures in past roles. Think of a couple of challenging situations you've faced and how you tackled them—this will demonstrate your analytical skills.
✨Familiarise Yourself with ITIL Processes
Since this role involves working with SLAs and KPIs, it’s crucial to understand ITIL processes. Be ready to discuss how you've applied these principles in your previous positions and how they can improve service desk operations.
✨Be Ready to Collaborate
This position requires teamwork across departments, so think of examples where you've successfully collaborated on projects or led a team. Highlight your communication skills and how you’ve mentored others in technical settings.