Senior Network Engineer
Job Market - IT / Insurance
Senior Network Engineer - About the job
Provides technical networking leadership across the organization and is responsible for supporting new and existing networking solutions. They should have a key focus on ensuring best practice, high availability scalability and IT Security are met, adding value where possible and be able to effectively communicate technical solutions to non-technical members of staff
Senior Network Engineer - Core duties
Directly engage and manage 3rd party/outsourced support/vendor relationships and escalations.
Design, project manage and technically implement new networking technologies into the enterprise in line with required standards and SLAs.
Provide Level 2 and Level 3 Network support including operational, incident/problem/change management.
Ensure monitoring and support of the corporate network and on incidents to meet, and endeavour to exceed agreed SLA requirements.
Monitor Network support queues ensuring potential issues are addressed and or escalated where required.
Keeping all BAU and project network related documentation (including LAN/WAN drawings, asset inventory, process and procedural) accurate and up to date.
Follow established change procedure and maintain change documentation related to network changes.
Ensure network patch management is undertaken and that relevant system firmware, application software and IOS are periodic reviewed and upgrade (for Bug fixes, Security vulnerabilities, feature provision and vendor version recommended).
Ensure that maintenance is covered on all network devices within estate and that new devices are added as well as removal of decommissioned devices.
Technically evaluate, asses and monitor network change requests as well as provide technical input for other changes where networking considerations should be made.
Working as a technical lead within the Infrastructure team on complex problems where analysis of network traffic (packet captures, wireshark data, tcpdumps) are required.
Senior Network Engineer - key skills and competencies:
Degree/Masters in computer science or a related technical field.
A professional level certification from Cisco Associate, Professional or Expert.
Strong experience and appreciation of Network design including scalability, capacity resiliency, DR, across multiple sites using models such as 3-tier, SONA, etc
Strong experience in configuring and troubleshooting routing protocols RIP, OSPF, IGRP, EIGRP, BGP.
Strong experience in deploying, implementing, configuring and upgrading Cisco routers, switches (CatOS, NX-OS, IOS) and ASA firewalls.
Strong experience in deploying, implementing, configuring and upgrading networking load balancing (F5 LTM GUI and BigPipe commands)
Strong experience in configuring and troubleshooting DNS, DHCP, PKI/Certificates, Encryption.
Exposure and appreciation with common infrastructure technologies (VMware, Linux, Active Directory, Microsoft Server OSs, Load balancing, SANs etc).
Candidates with CCNA (Security), CCDA/P, CCNP (Routing and Switching/ Security) preferred.
Experience in liaising and managing third party vendors and technologies for support, escalation, reviews/discussions and procurement.
Ability to review processes and procedures and improve them.
Experience working within BAU, problem and change environments following ITIL & industry best practices frameworks.
Advanced skills with MS Office applications to include Visio, Excel, Power Point, Word and Outlook.
Excellent troubleshooting skills (technical and non-technical).
Ability to multi-task and manage competing and conflicting priorities independently.
Works independently and exercises reasonable judgment with little supervision while providing clear documentation of activities and accomplishments.
Strong skills in project management, budgeting and delivering technical reports both verbal and written.
Ability to work outside of core business hours (9-5) when required to support major changes or projects.
Strong exposure and appreciation of MPLS provision, BGP & Internet Exchange Peering.
Knowledge of implementing, maintaining and troubleshooting QoS.
Knowledge & understanding of Multicast.
Proficiency in Network Tools such as Cisco Prime, Solarwinds, NetFlow, Wireshark etc.
Working knowledge of IP Telephony systems (ideally Avaya).
Proven robust experience of progressive experience in networking and network security industry working to 3rd line experience.
Leadership and mentoring experience.