Full job description



Network Infrastructure Implementation Engineer, 12 month contract, Routing, Switching, DMZ.

I am seeking an experienced Network Implementation Engineer to join a highly skilled networking team responsible for delivering and supporting large-scale enterprise network solutions across complex, mission-critical environments.
This role is focused on the implementation, enhancement, and lifecycle management of network infrastructure, with a strong emphasis on Business-to-Business (B2B) connectivity, DMZ environments, and network hardware refresh programmes.


The role:
*Implement, configure, and deploy network infrastructure solutions in line with established architectural standards, governance, and policies.
*Build and support complex network environments with a strong focus on Cisco technologies and DMZ-based connectivity solutions.
*Analyse existing network designs and environments, providing detailed technical assessments and recommendations.
*Produce comprehensive implementation documentation, including testing, validation, rollback, and acceptance procedures.
*Perform technical design reviews and collaborate with engineering teams to ensure successful project delivery.
*Support network refresh initiatives involving end-of-life and end-of-support infrastructure.
*Work closely with Design, Architecture, Operations, and Project teams to deliver networking solutions.
*Ensure adherence to change management, risk management, and operational governance processes.
*Contribute to service resilience and network stability by assessing implementation risks and proposing mitigation strategies.
*Assist operational support teams with troubleshooting and technical escalations when required.
*Identify opportunities for automation, standardisation, and process improvement.
Skills required:
Core Networking
*Cisco IOS-XE
*Routing & Switching
*BGP
*OSPF
*ISIS
*Multicast
*MPLS
*QoS
*WAN Technologies
*DMZ Architecture
*Network Security
*VPN Technologies
*Firewalls
*Access Control Lists (ACLs)
*SSL/TLS
*GRE & IPSEC Tunnelling
*NAC (802.1X)
*AAA Services
*Internet Connectivity
*Carrier Circuits
*Leased Lines
*Cross Connects
*Data Centre Networking
*Dark Fibre
*DWDM
*Wireless Networking Solutions
Additional Technologies (Desirable)
*Fortinet Firewalls
*Load Balancers
*Arista Networking
*DNS
*SD-Access
*MACsec
*McAfee / Skyhigh Proxy Solutions
*L2TP
*NHRP
*Solid experience within enterprise networking, covering design, build, implementation, and support.
*Proven experience delivering network infrastructure projects in complex enterprise environments.
*Strong understanding of network security principles and best practices.
*Experience producing high-quality technical documentation and implementation plans.
*Excellent troubleshooting and diagnostic capabilities.
*Hands-on experience using network monitoring and analysis tools including:
*Splunk
*Wireshark
*Packet captures
*Network debugging tools
*Strong stakeholder management and communication skills.
*Ability to work independently and collaboratively within cross-functional teams.
*Demonstrated ownership, initiative, and delivery focus.
Desirable Qualifications
*CCNP Certification
*CCIE Certification
*Other relevant networking or security certifications
Network Infrastructure Implementation Engineer, 12 month contract, Routing, Switching, DMZ.


McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds.