Senior Network Engineer

Senior Network Engineer Lewes, East Sussex Full-Time | Permanent £42,000 - £46,000 per annum 37 hours per week (Monday-Friday) The Opportunity We are looking for a

Senior Network Engineer

to join a well-established and dynamic internal IT team based in Lewes. Reporting to the

Network Team Leader , you will play a key role in supporting and evolving a large-scale enterprise network estate. This is a hands-on role, offering the opportunity to work across

WAN, LAN, WLAN, and network security , while contributing to both operational support and project-based network improvements. Key Responsibilities Maintain and support

WAN, LAN, and Wireless LAN connectivity

across multiple locations Deploy, configure, and support

edge routers and security firewalls Contribute to the

design and implementation

of network solutions Monitor network health, performance, and overall environment stability Perform

fault finding, troubleshooting, and root cause analysis Support development of

network standards, configurations, and best practices Assist with

hardware lifecycle planning and replacement strategies Produce and maintain

clear technical documentation and procedures Work closely with

vendors, suppliers, and internal stakeholders Provide

on-site support and installations

when required Ensure adherence to organisational policies and security standards Skills & Experience Required CCNA

(or equivalent certification) - essential CCNP

- highly desirable Proven experience supporting

enterprise-scale network environments Strong background with:

Firewalls & VPNs

(Cisco ASA, Checkpoint) Routing protocols & network design principles WAN technologies and monitoring Campus LAN and Wi-Fi networks QoS in WAN/LAN environments

Experience with

SD-WAN (Arista preferred) Knowledge of

Cisco wireless networks

(Juniper exposure beneficial) Excellent

network troubleshooting and diagnostic skills Experience using tools for

traffic analysis, performance monitoring, and capacity planning Personal Attributes Strong problem-solving mindset with attention to detail Ability to

work independently and take initiative Comfortable working in a

fast-paced, collaborative team environment Quick learner with the ability to apply new knowledge effectively Excellent communication and stakeholder engagement skills Why Apply? Join a

forward-thinking organisation

with a modernising network environment Be part of a

skilled and collaborative network team Opportunities to work with

emerging technologies

including SD-WAN and next-gen wireless Competitive salary and stable, long-term career opportunity Great benefits included

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