Senior L3 IT Support Engineer: Complex Diagnostics

Conosco Group Ltd; Greater London; On-site; GBP 40,000 - 60,000; Full time

Job summary

Conosco Group Ltd is looking for a skilled L3 IT Support Engineer to manage complex technical issues and provide advanced support. This role focuses on deep troubleshooting, system integration, and proactive maintenance. You will mentor junior IT staff and ensure high client satisfaction by resolving complex problems efficiently. A Bachelor’s degree in IT or similar, along with certifications like CompTIA and AWS, are essential. Experience in managing advanced technical issues is highly favorable.

Qualifications

• 3-5 years in IT Support role focusing on advanced technical issues.
• Hands-on experience with various IT systems and troubleshooting techniques.

Responsibilities

• Resolve complex technical issues that L1 and L2 support cannot handle.
• Conduct thorough analysis of systems to identify root causes.
• Understand and troubleshoot issues related to TCP/IP, DNS, DHCP.
• Employ scripting languages (e.g., PowerShell, Python) for automation tasks.
• Diagnose and resolve problems with routers, switches, firewalls.
• Participate in and sometimes lead IT projects such as system upgrades.
• Train and mentor L1 and L2 support staff.

Skills

In-depth knowledge of IT systems, networks, and troubleshooting

Strong analytical and problem-solving skills

Excellent verbal and written communication skills

Ability to manage and participate in IT projects

Education

Bachelor’s degree in IT, Computer Science, or a related field

CompTIA A+

CompTIA Network+

CompTIA Security+

AWS Certified: SysOps Administrator Associate

Red Hat Certified System Administrator (RHCSA)

ITIL 4 Foundation

Job description

Conosco Group Ltd is looking for a skilled L3 IT Support Engineer to manage complex technical issues and provide advanced support. This role focuses on deep troubleshooting, system integration, and proactive maintenance. You will mentor junior IT staff and ensure high client satisfaction by resolving complex problems efficiently. A Bachelor’s degree in IT or similar, along with certifications like CompTIA and AWS, are essential. Experience in managing advanced technical issues is highly favorable.