3rd Line Support Engineer

Armstrong Talent Partners; Blantyre; On-site; GBP 55,000 - 70,000; Full time

Job summary

Armstrong Talent Partners is partnering with a leading Scottish tech company to recruit a skilled 3rd line engineer. You’ll be the escalation point, resolving complex incidents and shaping how systems behave under pressure.

You’ll combine deep technical expertise with strategic thinking across compute, virtualization, storage and networks, working in a 24/7 operational environment and collaborating with vendors on fixes and design improvements.

Qualifications

• Solid experience in a 3rd Line or advanced support role, ideally within a data centre or MSP environment.
• Strong troubleshooting skills across virtualization, networking, storage and ITIL processes.
• Experience with VMware and Hyper-V virtualization platforms.
• Networking fundamentals including DNS, DHCP, VLANs and routing basics.
• Storage technologies such as SAN/NAS; familiarity with ITIL-aligned incident, problem and change management.
• Ability to prioritise under pressure in a 24/7 operational setting.
• Clear communication skills to explain complex issues without jargon.
• Experience in hyperscale or colocation data centres and exposure to cloud/hybrid infrastructure (Azure, AWS, private cloud).

Responsibilities

• Own and resolve incidents that cannot be solved at lower tiers.
• Lead root cause analysis (RCA) for major outages, producing actionable improvements.
• Optimise core infrastructure across Compute, Virtualisation, Storage and Networking.
• Drive problem management, eliminating recurring faults at source.
• Contribute to infrastructure projects, migrations, upgrades and capacity expansion.
• Collaborate with vendors and third parties on escalations, fixes and design improvements.

Skills

3rd line support

RCA

Virtualisation

VMware

Hyper-V

Networking

DNS/DHCP/VLANs

Storage (SAN/NAS)

ITIL

24/7 operations

Cloud & hybrid

Job description

My client is one of the most exciting and fastest growing tech companies in Scotland. Join here, and your career will really take off.

At 3rd Line, you’re not just resolving incidents, you’re defining how systems behave under pressure. This role sits as the technical escalation point from 2nd line.

You’ll combine deep technical expertise with strategic thinking, stepping in when systems fail, but also ensuring they fail less often.

What You’ll Be Doing

• Own and resolve incidents that cannot be solved at lower tiers
• Lead root cause analysis (RCA) for major outages, producing actionable improvements, not just reports
• Optimise core infrastructure across: Compute (enterprise servers), Virtualisation platforms Storage and Networking.
• Drive problem management, eliminating recurring faults at source
• Contribute to infrastructure projects, migrations, upgrades, capacity expansion
• Collaborate with vendors and third parties on escalations, fixes, and design improvements

What You’ll Bring

• Solid experience in a 3rd Line or advanced support role, ideally within a data centre or MSP environment
• Strong troubleshooting skills across:
• Virtualisation (VMware, Hyper-V)
• Networking fundamentals (DNS, DHCP, VLANs, routing basics)
• Storage technologies (SAN/NAS)
• Experience working in ITIL-aligned environments (incident, problem, change management)
• Ability to prioritise under pressure in a 24/7 operational setting
• Clear communication skills, you can explain complex issues without the jargon
• Comfortable working in structured environments (ITIL, change control, SLAs)
• Experience in hyperscale or colocation data centres
• Exposure to cloud and hybrid infrastructure (Azure, AWS, private cloud integration)