3rd Line IP Network Engineer | Aspirecom | London (Hybrid)

Position Summary

Driving advanced IP network support, managed service operations, and complex core MPLS infrastructure engineering in London through a hybrid work model, Aspirecom is actively seeking an accomplished 3rd Line IP Network Engineer for a permanent professional engagement. In this vital network engineering role, you will act as a senior technical escalation point across intricate IP network environments, managing SD-WAN, LAN, WAN, managed firewalls, and wireless systems. Bringing 5+ years of progressive professional experience within a Service Desk or NOC environment across ISP, MSP, or SME settings, you will empower global enterprise managed services to achieve uncompromised network uptime, low latency, and resilient multi-vendor connectivity. This prestigious career opportunity offers competitive remuneration, a 20% performance bonus, a dedicated £2,500 annual training budget, and exceptional professional growth within a premier specialist IT recruitment and managed services enterprise.

Detailed Job Description

As a 3rd Line IP Network Engineer supporting Aspirecom clients from the London office in a hybrid capacity, you will take full operational, architectural, and tactical ownership of senior incident resolution, multi-vendor network troubleshooting, and infrastructure upgrades. Your day-to-day responsibilities include resolving complex escalations involving Cisco, Juniper, Fortinet, and Meraki platforms, collaborating closely with enterprise customers and third-party vendors, supporting core MPLS and SD-WAN deployments, and executing out-of-hours maintenance where required. You will operate in a collaborative managed services environment while maintaining rigorous service level agreements and network security baselines. Furthermore, you will manage application requirements by submitting your updated CV and professional details via direct email to Dan Robinson at drobinson@aspirecom.co.uk or contacting via phone at 0208 348 1819.

Key Responsibilities

• Provide expert-level 3rd line technical support and senior escalation governance across complex enterprise IP network environments.
• Manage and resolve intricate support tickets and network incidents covering SD-WAN, LAN, WAN, managed firewalls, and wireless infrastructure.
• Troubleshoot, diagnose, and remediate high-impact technical issues across multi-vendor network estates including Juniper, Cisco, Fortinet, and Meraki.
• Maintain, optimize, and support core MPLS network infrastructure, routing protocols, switching architectures, and wireless connectivity.
• Coordinate seamlessly with enterprise customers, internal service desks, and external third-party carriers during incident resolution.
• Support planned network infrastructure upgrades, equipment migrations, and configuration changes across client estates.
• Participate in rotational out-of-hours support and emergency maintenance windows when required by operational SLAs.
• Maintain comprehensive network documentation, topology diagrams, troubleshooting runbooks, and incident audit logs.

Required Qualifications & Skills

• Bachelor's or Master's degree in Computer Science, Telecommunications Engineering, Information Technology, or related discipline.
• Minimum of 5+ years of progressive professional experience working within a Service Desk or Network Operations Center (NOC) in an ISP, MSP, or SME environment.
• Strong, demonstrable hands-on professional expertise in enterprise IP networking, core MPLS architectures, and troubleshooting.
• Comprehensive working knowledge and practical proficiency in routing, switching, and wireless technologies.
• Deep practical experience administering and troubleshooting multi-vendor security and networking hardware including Cisco, Juniper, Fortinet, and Meraki.
• Solid practical grasp of SD-WAN deployments, managed firewall configurations, and VPN connectivity.
• Proven analytical problem-solving, stakeholder management, and customer-facing communication capabilities.
• Mandatory UK residency and physical ability to commute regularly to the London office for hybrid professional operations.

Nice-to-Have Skills

• Professional networking certifications such as Cisco Certified Network Professional (CCNP), Juniper Networks Certified Professional (JNCIP), or Fortinet NSE 4/7.
• Prior professional working experience in top-tier managed service providers (MSPs), telecommunications carriers, or cloud data centers.
• Hands-on familiarity with automation scripting languages (Python, Ansible) for network configuration management.
• Experience utilizing enterprise IT service management ticketing platforms (ServiceNow, Jira Service Management).
• Exposure to cloud networking primitives (AWS VPC, Azure ExpressRoute) and software-defined networking architectures.

Application Information

• Recruiter: Aspirecom Specialist Recruitment Division
• Contact Name: Dan Robinson (Specialist IT Recruitment Lead)
• Email: drobinson@aspirecom.co.uk
• Phone: 0208 348 1819
• Company Website: https://www.aspirecom.co.uk
• Salary/Rate: £55,000 - £65,000 per annum + 20% Performance Bonus + £2,500 Annual Training Budget
• Deadline: Open until filled (Urgent London 3rd Line Network Opening)
• Notice Period: Immediate to 30 Days Preferred
• Contract Duration: Permanent / Full-Time Hybrid Engagement (London Office)

Recruitment Pro Tip

When applying for this 3rd Line IP Network Engineer position through Aspirecom, ensure your resume explicitly highlights your MSP/NOC background, multi-vendor troubleshooting experience (Cisco/Juniper/Fortinet/Meraki), and confirms your UK residency and ability to commute to London.

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