3rd Line Support Engineer
CV-LibraryOxford, OxfordshirepermanentPosted: 9 July 2026
Apply Now3rd Line Support Engineer
Salary: £35,000 – £45,000 per annum
Location: Oxford
Our client is a well-established Managed Service Provider (MSP) looking for an experienced 3rd Line Support Engineer to join their team in Oxford.
This is a client-facing role resolving technical issues, supporting client infrastructure, and contributing to changes within a structured MSP environment.
The Role
* Support and maintain the systems
* Act as the go-to escalation point for 1st and 2nd line colleagues
* Own complex and priority tickets end to end
* Get to the root cause of issues rather than just patching symptoms
* Maintain high first-time fix rates
* Carry out ongoing infrastructure maintenance and patching
* Handle the technical delivery of changes such as migrations, upgrades, and new implementations,
* Coordinate with client and internal stakeholders so changes land smoothly with minimal downtime
* Visit client sites as needed
* Communicate with clients effectively by phone and email
* Log and update tickets accurately within SLAs
* Effectively maintain documentation
Your Skills & Experience
* 5+ years’ hands-on experience in IT support
* Previous experience working within an MSP highly advantageous
* Solid troubleshooting experience across the following:
* Enterprise firewall management
* Network infrastructure (switches, wireless access points)
* Business email platforms
* Cloud-based email filtering
* Identity management platforms
* Security monitoring (SIEM, MDR)
* Enterprise password management
* Hosted VoIP telephony
* Backup and disaster recovery management
* PSA and RMM tooling
* Experience of PowerShell and automation
* Microsoft/Azure certifications
* Confident supporting Mac and Linux alongside Windows
* Full UK driving licence and vehicle essential
Salary: £35,000 – £45,000 per annum
Location: Oxford
Our client is a well-established Managed Service Provider (MSP) looking for an experienced 3rd Line Support Engineer to join their team in Oxford.
This is a client-facing role resolving technical issues, supporting client infrastructure, and contributing to changes within a structured MSP environment.
The Role
* Support and maintain the systems
* Act as the go-to escalation point for 1st and 2nd line colleagues
* Own complex and priority tickets end to end
* Get to the root cause of issues rather than just patching symptoms
* Maintain high first-time fix rates
* Carry out ongoing infrastructure maintenance and patching
* Handle the technical delivery of changes such as migrations, upgrades, and new implementations,
* Coordinate with client and internal stakeholders so changes land smoothly with minimal downtime
* Visit client sites as needed
* Communicate with clients effectively by phone and email
* Log and update tickets accurately within SLAs
* Effectively maintain documentation
Your Skills & Experience
* 5+ years’ hands-on experience in IT support
* Previous experience working within an MSP highly advantageous
* Solid troubleshooting experience across the following:
* Enterprise firewall management
* Network infrastructure (switches, wireless access points)
* Business email platforms
* Cloud-based email filtering
* Identity management platforms
* Security monitoring (SIEM, MDR)
* Enterprise password management
* Hosted VoIP telephony
* Backup and disaster recovery management
* PSA and RMM tooling
* Experience of PowerShell and automation
* Microsoft/Azure certifications
* Confident supporting Mac and Linux alongside Windows
* Full UK driving licence and vehicle essential