Network Engineer- L3

Job Title: Network Engineer Level 3

Location: London, UK

Duration: 6-month contract (Inside IR35)

Working Mode: Hybrid

Job Description:

This position 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 security and other issues is provided timely.

Essential Duties:

1. Develop and implement detailed logical designs in areas of:
1. Routing and Switching
2. Network security and Firewalls
3. Multicast architecture
4. MPLS and SD-WAN working knowledge preferably
2. Develop secure network designs, maximizing the usage of equipment such as routers and switches.
3. Analyse traffic behaviours, identifying and resolving any congestion or traffic issues.
4. Establish procedures and best practices for data backups and disaster recovery operations.
5. Monitor network performance to determine whether adjustments need to be made and to determine where changes will need to be made in the future.
6. Work with internal and external customers to fill information gaps and communicate architecture, technical solutions, and DC audits.
7. Work closely with the HQ Network team and pro-actively update the HLD and LLDs as required to upkeep the information with hands-on experience in MS-Visio.
8. Life-cycle management, patching, firmware and O/S upgrade, and hardware refresh.
9. Good understanding and knowledge of working principles of DC Compute and Storage & Backup Hardware to provide 1st level support as needed.
10. Good understanding of Azure and AWS Cloud connectivity via Cloud exchange or Express route / Direct connect respectively.

Required Knowledge, Skills, and Abilities:

1. CCNP (Cisco Certified Network Professional) certification in routing and switching, Service Provider or higher, or equivalent knowledge and experience.
2. 5+ years' experience required, preferably in a Financial service environment.
3. Ability to design, deploy, and maintain MPLS, VPN, and VRF network cores.
4. Ability to design, deploy, and maintain QoS across customer's network.
5. Experience with Cisco is mandatory; experience with Juniper and Palo Alto is preferred.
6. High level of understanding of OSPF and BGP routing protocols; SR and IS-IS preferred.
7. Experience with Cisco NXOS, IOS, IOS-XE, and IOS-XR.
8. Knowledge of industry standard network systems design and implementation.
9. Knowledge of security and communications networks; knowledge of technical and user-related aspects of a personal computer environment is preferred.
10. Experience with the following is preferred: TACACS+, RADIUS, DNS, DHCPv4, DHCPv6, or IPAM/DDI.
11. Problem Solving: identifies and resolves problems timely; gathers and analyses information effectively; develops alternative solutions; uses reason when dealing with emotional topics.
12. Communication Skills: speaks and writes clearly and persuasively in positive and negative situations; responds well to questions, presents effectively in group meetings or settings, and has the ability to read and interpret written information.
13. Interpersonal Skills: focuses on solving conflict, not blaming; maintains confidentiality; listens to others without interrupting; keeps emotions under control; open to others' ideas.