Network TDA

Purpose of the role  

The Senior Network WAN Engineer is responsible for supporting the design, configuration, monitoring and maintenance of network hardware, systems, and software; including preparing any documentation for future reference and ensuring communication regarding network WAN and other issues is provided timely. 

Accountabilities 

Working in partnership with IAG Tech and the business to: 

• Be the lead technical role in resolving complex service incidents, applying diagnosis, maintenance, change and configuration control attributes to bring about a resolution.  

• Consistently perform and deliver outputs within the service contract time constraints (KPI’s & OLAs/SLA’s). 

• Apply technical governance to inbound deliveries from the project design phase to ensure they accurately reflect the live environment and are appropriately structured to enable successful technical service delivery. 

• Develop and implement detailed logical designs in areas of – Firewalls, Load balancers, Layer 3 VPN, Layer 2 VPN.  

• Analyse traffic behaviours, identify and resolve any congestion or traffic issues related to network security hardware or protocols. 

• Develop secure network designs, maximizing the usage of equipment such as routers and switches. 

• Monitor network performance to determine whether adjustments need to be made, and to determine where changes will need to be made in the future. 

• Work with internal and external stakeholders to fill information gaps and communicate architecture and technical solutions. 

• Establish procedures and best practices for network operations. 

People Specification 

Qualifications  

Educated to degree level or equivalent experience. 

Desired qualification 

• Bachelor’s degree in computer science, Information Technology, or a related field. 

Relevant industry certifications such as: 

• CISSP (Certified Information Systems Security Professional) 

• MCIPT (Microsoft Certified IT Professional certification) 

• MCTS (Microsoft Certified Technology Specialist certification) 

• CCNA (Cisco Certified Network Associate) 

• CCNP (Cisco Certified Network Professional) Security certification, or equivalent knowledge and experience. 

Skills  

• Strong technical competence in Networking security, with a strong understanding of other technologies, such as Windows, SAN, Security, Virtualization. 

• Strong skills in interpreting, producing, and tracking technical documentation. 

• Strong communications skills within a department to provide confidence and direction to level 2 colleagues. 

• Ability to communicate effectively verbally and written with stakeholders at all levels, from end users to project managers, etc. and provide information which will support and influence the decision-making process within the Network Service Management.   

• Ability to plan, prepare, and organize large scale implementations and project deliveries.  

• Strong problem-solving skills. Able to identify and resolve problems timely, gather and analyze information effectively, and develop alternative solutions where appropriate.  

• Strong interpersonal skills. Maintain confidentiality and listen to others without interrupting.  

Experience  

• 5+ years’ experience required in a similar role.  

• Strong technical competence in Networking security 

• Maintaining and updating firewalls and testing the organization’s network and systems - essential 

• Implementing network security blueprints prepared by security architects - essential 

• Experience in designing, deploying, and maintaining MPLS, VPN and VRF network cores. 

• Functional understanding of Layer 2 functions and switching (VLAN, VXLAN, STP, MAC Filtering, etc.).  

• Experience with VoIP. 

• Knowledge of industry standard network systems designs and implementation.  

• Knowledge of security and communications networks; and knowledge of technical and user-related aspects of a personal computer environment preferred.  

• Experience with the following preferred: DNS, DHCPv4, DHCPv6, or IPAM/DDI.  

• Knowledge and experience installing and supporting Checkpoint and F5 Appliances, and Cisco ISE – desirable 

• Experience with Cisco, Juniper and Palo Alto desirable