Network Engineer
Location: Hampshire (onsite 5 days per week)
Due to the nature of the work and the customers we support, the successful candidate must be eligible to meet UK Government and contractual personnel security requirements, including the applicable residency requirements for the role, and have the right to work in the United Kingdom. Some roles may also be subject to nationality requirements where these are necessary to meet UK Government or contractual security obligations.
As a Network Engineer you will be responsible for the design, implementation, support and troubleshooting of physical and virtual network infrastructure across secure enterprise and data-centre environments. The role encompasses traditional LAN, WAN, routing, switching, firewall and security technologies alongside software-defined and virtual networking services.
Key Responsibilities
•Maintain data network hardware and systems.
•Investigate and resolve network and hardware issues.
•Analyze, isolate, and troubleshoot network errors.
•Assess and upgrade legacy network components as needed.
•Provide technical support for both internal and external customers.
•Respond to technical inquiries and recommend solutions.
•Lead network problem escalation and resolution.
•Mentoring junior Network Engineering staff.
•Feed into LLD/HLD creations.
•Install and maintain network infrastructure, including hardware, software, and system data for small to medium-sized networks.
•Deploy network applications on servers and voice equipment.
•Conduct network testing, maintenance, and problem resolution.
•Perform network configurations and implement configuration changes on Routers, Switches, Firewalls and Security appliances.
What you'll bring
•Strong enterprise LAN/WAN routing and switching knowledge.
•Strong troubleshooting skills across physical and virtual networking.
•Experience with Cisco and/or Aruba enterprise networking.
•Firewall and network-security experience.
•Practical experience supporting Virtual networking environments.
•Understanding of Virtual networking segments, Tier-0/Tier-1 gateways and distributed firewalling.
•Good understanding of VLANs, routing, segmentation and physical-to-virtual network integration.
•Ability to contribute to HLDs, LLDs, implementation plans and technical documentation.
Desirable Skills
•Advanced SDN administration and troubleshooting experience.
•Experience with network overlays and software-defined networking.
•SDN Edge and north-south/east-west connectivity knowledge.
•Experience integrating virtual networking with enterprise firewalls and load balancers.
•Network automation/API experience, for example Ansible, PowerShell or Python.
