NOC Engineer - Tier 1

As a Tier 1 NOC Engineer, you will be the first line of defence for our managed network services. The main responsibility will be identifying, diagnosing, managing and resolving incidents, minimising the impact of any network outage and customer downtime.

We are looking for a candidate who is genuinely passionate and eager to build a career within Network Operations. This is an excellent opportunity for someone who is motivated to learn on the job, develop their technical skills, and grow within a supportive team environment.

Above all, we are seeking someone with the right attitude — a proactive, positive, and can-do mindset. The ideal candidate will be curious, resilient when facing challenges, and willing to take ownership of their development. A strong work ethic, reliability, and a commitment to delivering high-quality service are essential to success in this role.

Technical Requirements

• Networking Fundamentals: A solid understanding of the OSI model, TCP/IP, DNS, and DHCP.
• Carrier Knowledge: Proven experience troubleshooting UK broadband and leased line products (FTTC/FTTP/Ethernet).
• Vendor Exposure: Hands-on experience (or certification) with at least one of the following:
• Juniper (Junos OS)
• Fortinet (FortiOS/FortiGate)
• MikroTik (RouterOS)
• Protocols: Basic understanding of BGP, OSPF, and VPN (IPsec/SSL) tunnels.
• SD-WAN/MPLS: Familiarity with wide-area network architectures and how they differ from standard DIA (Direct Internet Access).

Preferred Qualifications

• CCNA, JNCIA, or NSE 4 certifications.
• Previous experience in a 24/7 NOC environment.
• Experience with ticketing systems

Job Responsibilities

• Monitor customer networks and managed services using NOC monitoring platforms, identifying, and responding to service-impacting alerts.
• Manage incidents from initial detection through to resolution, ensuring SLA compliance and customer satisfaction.
• Perform first-line troubleshooting of LAN, WAN, Internet, MPLS, SD-WAN, VPN, and wireless network services.
• Carry out initial diagnostics and approved configuration changes on network devices, including Juniper, Fortinet, and MikroTik platforms.
• Escalate incidents to internal support teams, vendors, and carriers, providing accurate diagnostics and supporting information.
• Liaise with network providers and third parties to coordinate fault investigation and service restoration.
• Maintain accurate ticket records, technical documentation, and customer communications throughout the incident lifecycle.
• Support Major Incident activities, planned maintenance, and approved network changes as required.
• Work in accordance with ITIL-based Incident, Request, Change, and Problem Management processes.
• Identify recurring issues and contribute to continuous service improvement and operational excellence initiatives.

Desirable skills

• Strong Communication Skills
• Problem-Solving Mindset
• Customer Focus
• Time Management & Prioritisation
• Attention to Detail

Job Benefits

We’re passionate about transforming the world of telecoms and empowering people to grow with us.

Joining MLL means being part of an innovative company that values your skills, invests in your development, and provides real opportunities for career progression. Here, your passion for technology can shape the future of connectivity while building a rewarding career.

• Proud Supporter of the Armed Forces Community
• Employer Recognition
• Real Living Wage Employer
• Work Placement & Apprenticeship Programmes
• Corporate Social Responsibility

You'll get

• Pension Scheme
• Life Assurance
• Private Health Insurance
• Financial and Wellbeing Support
• Wellbeing Support Programme (EAP)
• 25 Days Annual Leave + Holiday Buy and Roll Over Scheme
• Social Engagement and Office Activities

MLL's Brand & Behaviours

Accountability Builds Trust: Accountability requires some kind of honest review to reflect how we are doing against our responsibilities. This is not simply about a contract or project plan, it is about a mindset, an air that is portrayed as 'we have got this!'

Challenging for Change: We want people who want to challenge the status quo.

Delivering Excellence: This belief stems from being accountable to one another. Having confidence in our data enables us to be accountable. And being prepared to challenge means we don't settle for mediocre.

Data Delivers Distinction: We need people to think in a ‘data is valuable’ kind of way, not just for efficient operations but also for winning in the market. This is not some mechanical thing, it is a way of thinking, of seeing the world. At MLL, we are committed to building a diverse and inclusive workplace. We celebrate different perspectives, champion equality, and ensure every team member feels valued, respected, and empowered to succeed.

We welcome applicants from all backgrounds and encourage you to bring your authentic self to work.