Network Engineer Job at Whitehall Resources Ltd (Warrington)

Job Description

Whitehall Resources require a Network Engineer to work with a key client on a 4 month initial contract. *This role will require on site work in Warrington for 3 days per week. *Inside IR35. Responsible for design, implementation, optimisation, performance, availability and the lifecycle management of the data network, associated communications and technologies underpinning current and future IT strategy. Services include, but not limited to design authority, networking, data communications, routing devices, supporting infrastructure including access, management and monitoring tools.

Job Responsibility

Ensure the networking infrastructure and associated technologies are reliable and their availability 24/7/365, where applicable
Responsible for ensuring performance and optimisation of the network
Subject matter expert for complex design, configurations, implementations and operational requirements
Responsible for the review, approving, maintaining build and configuration, and hardening standards relating to upgrades, new technologies or project delivery
Engage with the wider digital services including IT security, business and other providers/stakeholders to ensure latest policies, patterns and standards are enforced and maintained
Produce high quality design, maintain and support documentation, operational processes and domain knowledge to eliminate single points of failure
Ensure all network services and controls comply with regulatory and legal requirements like GDPR, NIS directive where applicable
Ensure effective security developed and maintained within the network infrastructure which meets current and foreseeable business needs in accordance with policies and industry security best practice
Ensure all configuration is maintained, up to date and securely stored and backed up
Ensure all hardware/software/firmware products, software options/modules and tools are approved for deployment and fully licensed prior to installation
Escalate risks or issues to management and raise risk on the digital services IT risk register in a timely manner
Facilitate a culture of proactive collaboration within the team, with the wider digital services and business
Contribute to continuous improvements in proactive and preventative monitoring of services
Maintain a dashboard to measure and report operational KPIs such as patching, capacity and utilisation
Identify and initiate service improvements and efficiencies using automation
Ensure all deployments and services are document, maintained and stored in a content repository
Ensure standard operating procedures are documented, regularly reviewed and updated as required
Ensure accurate records of all managed and supported assets are kept by the network service team
Provide proactive day to day monitoring and housekeeping tasks, day to day business as usual support
Ensure software lifecycle management, upgrade roadmaps, regular patching schedule to ensure systems are maintained at appropriate version and adhere to standards
Create and maintain a technology lifecycle roadmap that capture end of support life and replacement
Act as technical escalation for the Network Operations Centre, including out of hours major Incidents
Act as technical lead for all Major Incidents
Diagnose and troubleshoot complex network faults and incidents
Ownership and management of the current or future Network Management toolset (e.g. HP NNMi/HP NA)
Act as technical lead when peer reviewing internal and external work requirements
Provide guidance and support to internal/external technical support teams for wider infrastructure issues
Adherence to Industry standard best practice guidelines
Planning and co-ordinating change related activities
Working with and management of 3rd party supplier, when required
Liaise with third party suppliers to resolve network or related issues as required
Review and fulfil requests for ad hoc non-routine network design changes and configuration
Support the culture of continuous improvement by highlighting any process non-conformities and implement relevant corrective action to prevent further reoccurrences
Responsible for the evaluation of new networking, related communications technologies and tools based on either strategic or project requirements
Contribute to out-of-hours support rota for specific database related incidents
Provide out-of-hours support for changes, upgrades, migrations and go-live of key IT systems
Provide advice, mentoring, guidance and assistance to junior team members for the relevant technologies and to maintain standards
Contribute to updating and maintaining a team knowledge database
Ensure services are delivered, maintained and supported in line with ITIL
Undertake training as and when required and be receptive to it
Self-driven to maintain abreast and informed on current and related emerging technologies both on-premises and cloud

Requirements

Expert knowledge and experience with network design, deployment and configuration, both logical and physical
Knowledge and solid understanding of network/cyber security
Experienced Capacity planning and utilisation reporting
Experience with deployment of high-availability network architectures
Experience with diagnostic and troubleshooting tools like but not limited to GigaStor, Wireshark, etc
Demonstrate methodical and analytical approach in troubleshooting, problem solving and remediation with a sense of ownership
Expert understanding of security best practices, including principle of least privileges and access control
Good understanding and experience with scripting languages
Experience in TLS/SSL/PKI concepts, certificate deployment and renewal
Maintain relationships and work effectively as part of a multi-disciplined team
Ability to communicate effectively, both orally and in writing, to both technical and non-technical audiences including peers, managers and customers
Experience in working in a Network Operations Centre (NoC)
CCNP or equivalent experience
Experience with Cisco Nexus 2K/3K/5K/6K, Catalyst 6500/4500/3850/9500/9300, Juniper EX2200/4200
Expert level Routing and Switching, Troubleshooting, OSPF, BGP, Redistribution, Packet Analysis, STP, VLANs, SVIs, vPC, VSS, Stackwise, Wi-Fi, LAN and WAN technologies
Understanding and knowledge of Load Balancers (F5), Firewalls (Fortinet), VPNs, Proxies (Websense), MPLS, VRF, QoS, Class of Service
ITIL processes and standards and preferably have attained at least ITIL Foundation Level
Educated to degree level in an IT discipline, or equivalent

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