Experienced Network Engineer

Experienced Network Engineer Company: Boeing Defence United Kingdom Limited Primary Tasks: Tier 2 and 3 network support. Mostly remote support of 2 datacentres with some travel to sites in Corsham, Farnborough, Milton Keynes, Bicester and Waddington. Troubleshooting complex network issues including raising tickets with vendors if required. Planning and implementation of upgrades and hardware refresh with some out-of-hours and weekend work required. Liaising with other functional teams in Infrastructure and application teams. Participation in a shift pattern covering 7AM – 7PM Monday to Friday. Hybrid working based in Bristol. On-call support 1 week in 3. Key Skills: Cisco ACI Configuration of switching fabric (multi-pod spine-leaf architecture), tenants, application profiles, EPGs (Endpoint Groups), and contract management. Experience with Cisco Nexus 9000 switches. Ability to use Ansible (playbooks/roles), Python, and REST APIs to automate network configurations and policy enforcement. Experience using Cisco APIC, SNMP, and telemetry tools to diagnose issues. ASA / Firepower In-depth experience with Cisco ASA and Firepower to manage firewall policies, ACLs, and NAT configurations. Managing high-availability by setting up Active/Standby or Active/Active modes, configuring failover interfaces, monitoring via CLI/ASDM, and managing failover criteria. Catalyst IOS XE Solid knowledge of OSPF, BGP, NAT, VLANs, and Layer 2/3 technologies (Spanning Tree, EtherChannel). Proficiency in configuring Site-to-Site VPNs (IPsec) using ASDM and CLI. F5 BIG-IP Local Traffic Manager Proficient in setting up Virtual Servers, Pools, Nodes, and Profiles (TCP, HTTP, SSL). Ability to write and troubleshoot TCL-based iRules for custom traffic routing and manipulation. Managing certificate installation, SSL profiles, and offloading encryption to reduce server load. Configuring device groups, failover scenarios, and synchronization. General networking skills Experience using tools like Xabbix, SolarWinds, or Splunk for network monitoring / troubleshooting. In-depth knowledge of TCP/IP, DNS, DHCP, and ICMP. Use of Wireshark and packet-tracer commands to diagnose connectivity issues. Managing, configuring, and supporting Infoblox Core Network Services (DNS, DHCP, and IPAM—commonly known as DDI) Language Requirements: Not Applicable Education: Not Applicable Relocation: Relocation assistance is not a negotiable benefit for this position. Security Clearance: This position requires the ability to obtain United Kingdom Security Check. Visa Sponsorship: Employer will not sponsor applicants for employment visa status. Contingent Upon Award Program This position is not contingent upon program award Shift: Not a Shift Worker (United Kingdom) This site is for current Boeing Subsidiary Employees. If you are not a current Boeing Subsidiary Employee, you should not apply at this site. Please navigate to jobs.Boeing.com to apply to open positions for external applicants. If you are a direct Boeing employee please navigate to "Find Jobs" in Workday. Boeing is committed to protecting, connecting and exploring our world and beyond, safely and sustainably. From the seabed to outer space, you can contribute to work that matters with a company where diversity, equity and inclusion are shared values. We’re committed to fostering an environment that’s welcoming, respectful and inclusive of every teammate, with great opportunity for professional growth. Find your future with us.