Sr Lead, Network Engineer

The Role  

Reporting to the Network Manager, the Network Engineer is seen as a technical expert in Networking Engineering.   

This is a technical and hands on role, with a primary focus on Design and Implementation of Network Change; also you will be expected to support the network operations team with complex troubleshooting of issues as required.  

You will have experience of working in high impact, mission critical environments where service matters and exceeding expectations is the norm.   

Key responsibilities 

The Network Transmission Engineer is responsible for designing, implementing, monitoring, and maintaining high-performance transmission systems across enterprise networks. This includes fiber optics, routers, switches, and associated infrastructure critical to data and voice transmission. The role demands hands-on expertise in troubleshooting, configuration, and optimization of transmission paths to ensure seamless connectivity and minimal downtime 

• Responsible for defining and documenting Network Engineering Standards 

• Responsible for the creation of Low Level Design documents to meet requirements outlined in the High Level Design 

• Responsible for the creation of detailed Implementation Plans for all engineering related activity 

• Responsible for Procurement activities relating to build and delivery of new services (Project)    

• Responsible for ensuring the smooth Transition/Handover to Operations in line with agreed Operational Acceptance Process  

• Responsible for managing Technical Lifecycle Management for all Network & Communications services 

• Responsible for supporting Architecture in creation and upkeep of a Delivery Roadmap for Network engineer 

• Responsible for supporting the Architecture in scoping activities required to produce the High Level Design  

• Responsible for supporting Architecture in undertaking Proof of Concept activities  

• Responsible for ensuring skillsets are relevant and up to date in order to deliver change and provide a high level of support  

• Responsible for providing escalation support to Operations with complex troubleshooting of Major Incidents as required 

• Provide on call escalation support (rota basis) and work extended hours as and when required 

Core Skills & Experience 

• Total 12+ years exp required.

• A minimum 8 years hands on experience of Transmission network solutions within a global enterprise scale organization  

• You will have considerable first-hand experience of design engineering and building resilient and scalable Transmission network solutions 

• You understand network principles, regional compliance standards, relevant local regulations, and applicable laws 

• Knowledge of network topology like ring structure, daisy chain structure and their traffic handling capabilities and characteristics 

• Well-versed on the functionality of telecommunication network transmission nodes 

• Adept in functionality of transmission media test equipment (optical light meter, power meter, Optical Time Domain Reflectometer (OTDR)) 

• Familiar with bands in optical fibre and their usability as well as loss characteristics 

• Knowledge of signal strength and quality KPIs design values and margins 

• You understand the concepts of risk and compliance and how to translate these into effective network solutions. 

• You have a strong understanding of Layer 2, Layer 3 & Layer 4-7 network and network technologies. 

• You will be familiar with a variety of testing tools, networking technologies and techniques to accurately troubleshoot and resolve complex technical problems associated with the service, application and network hardware and software. 

Technical Skills & Experience 

You will have expert knowledge and experience in several of the following areas: 

• Transmission Network – DWDM, SDH, Leased Line, PSTN Circuits 

• Network Routing & Switching 

• Network Security 

It is desirable and advantageous to also have knowledge and experience of the following technology platforms: 

• Public Cloud Peering – Azure, AWS, Google 

Technical Certification 

You will have the following certification or demonstrable working experience: 

• Certifications: Cisco CCNA/CCNP, or equivalent.  

• Experience in handling transmission jobs in ACH or similar financial systems 

• ITILv3 foundation or higher 

Personal Attributes 

• You will be highly organized and have proven ability to operate well under pressure, working to tight deadlines 

• You will have good problem management and customer service skills.  

• You will have a positive attitude and be capable of remaining positive even when under immense pressure. 

• You will be able to work with global teams to deliver projects, often at pace and under challenging circumstances. 

• You are someone with high professional standards, who never accepts the status-quo; who challenges why things are done the way they are. 

• You will be a strong communicator, both written and verbal 

• You discourage hero culture and ensure the team always comes before the individual, although always ensuring for the welfare of staff at all times. 

• You will always act with integrity and embrace the philosophy of treating our customers fairly (compulsory) 

• You will work effectively as one IT community across the regions and the business 

• You will embrace the philosophy and principles of group IT 

• You understand and apply Northern Trust’s working practices, policies and procedures