Network Engineer

Origin8tive Ltd.; Cheltenham; On-site; GBP 70,000 - 86,000; Full time

Benefits offered by this job

Health & dental coverage

Cycle to Work scheme

Company EV Car Scheme

Pension contributions

Training budget and career progression

Job summary

Origin8tive Ltd. is seeking a Network Engineer to design, implement, and maintain enterprise network infrastructure across LAN, WAN, and data centre environments. The role involves collaboration with infrastructure, security, and platform teams to ensure availability and performance of services.

Candidates will work with routing, switching, security, and cloud-connected networks, with opportunities to lead work packages and mentor junior engineers. DV clearance is required at application.

Qualifications

• Understanding of networking fundamentals (TCP/IP, routing, switching, VLANs).
• Experience supporting enterprise network environments.
• Familiarity with vendors such as Cisco, Juniper, Arista, HPE or Fortinet.
• Understanding of network security concepts and best practices.
• Experience with routing protocols (OSPF, BGP, EIGRP, or MPLS).
• Exposure to cloud networking concepts (AWS, Azure, or hybrid).

Responsibilities

• Support design, implementation, and maintenance of LAN, WAN, and data centre networking solutions.
• Monitor network performance and availability; investigate faults and resolve incidents.
• Assist with upgrades, migrations, and transformation projects.
• Configure and maintain switches, routers, firewalls, and related infrastructure.
• Support network security controls including firewalls and VPNs.
• Maintain network documentation, diagrams, and procedures.
• Assist with capacity planning and resilience improvements.
• Support virtualised and SDN environments and automation where appropriate.
• Collaborate with infra, security, and app teams to deliver reliable services.
• For experienced candidates, lead work packages and mentor juniors.

Skills

Networking fundamentals

TCP/IP

Routing & switching

Network security concepts

Cloud networking

Tools

SolarWinds

Zabbix

PRTG

VMware ESXi

Ansible

Job description

Whether you are developing your networking career or bring significant experience in enterprise networking environments, this role offers opportunities to work with modern network technologies, contribute to critical infrastructure projects, and develop your technical expertise.

You will support the design, implementation, maintenance, and enhancement of enterprise network infrastructure, helping to ensure the availability, performance, and security of services across our environments.

Working alongside infrastructure, security, and platform engineering teams, you will gain exposure to a diverse range of networking technologies including routing, switching, network security, virtualisation, automation, and cloud-connected environments.

Due to the nature of our work, candidates must hold a valid Developed Vetting (DV) security clearance at the time of application to be considered for this role.

Key responibilities

Responsibilities will vary according to experience level and may include:

• Supporting the design, implementation, and maintenance of LAN, WAN, and data centre networking solutions.
• Monitoring network performance and availability, investigating faults, and resolving incidents.
• Assisting with network upgrades, migrations, and transformation projects.
• Configuring and maintaining switches, routers, firewalls, and related network infrastructure.
• Supporting network security controls, including firewalls, VPNs, access control policies, and secure connectivity solutions.
• Maintaining network documentation, diagrams, and operational procedures.
• Assisting with capacity planning, performance optimisation, and resilience improvements.
• Supporting virtualised and software-defined networking environments.
• Contributing to network automation and Infrastructure as Code initiatives where appropriate.
• Working collaboratively with infrastructure, security, and application teams to deliver reliable services.
• For more experienced candidates, leading technical work packages, mentoring junior engineers, and contributing to architectural decisions.

Required skills & qualifications

• Understanding of networking fundamentals, including:
  • TCP/IP
  • Routing and switching
  • VLANs
  • DNS and DHCP
  • Network troubleshooting methodologies
• Experience supporting enterprise network environments.
• Familiarity with one or more network vendors such as Cisco, Juniper, Arista, HPE, or Fortinet.
• Understanding of network security concepts and best practices.
• Strong analytical and problem-solving skills.
• Ability to communicate effectively with technical and non-technical stakeholders.
• Willingness to learn and develop technical expertise.
• Experience with routing protocols such as OSPF, BGP, EIGRP, or MPLS.
• Experience with firewall technologies and VPN solutions.
• Knowledge of wireless networking technologies.
• Experience with virtualisation platforms such as VMware ESXi, Hyper-V, KVM, or Proxmox.
• Exposure to cloud networking concepts within AWS, Azure, or hybrid environments.
• Familiarity with networking automation tools such as Ansible, Python, Terraform, or similar technologies.
• Experience using monitoring and management platforms such as SolarWinds, Zabbix, PRTG, LibreNMS, or equivalent.
• Understanding of Software Defined Networking (SDN) and modern data centre networking technologies.

General requirements

• Ability to travel to company premises or other venues as required.
• Maintain professional development to meet the changing demands of the job and participate in appropriate training activities, including mandatory training.
• Undertake such other duties as may be required from time to time, commensurate with the level of skill and competence of this post, to assist with the smooth running of the business.
• Understand, comply with, and ensure adherence to organisational standards, particularly those related to security, privacy, and ethics.

Salary & benefits

• Base salary: Up to £78,000 per annum, depending on experience.
• Time to recharge: 25 days of annual leave, plus all bank holidays.
• Health first: AXA Healthcare coverage* and a Cycle to Work scheme to keep you feeling your best.
• Green travel: Drive electric with our Company EV Car Scheme*.
• Future planning: Secure company pension contributions to help you save for tomorrow.
• Continuous growth: Invest in your career with a dedicated training package and budget, alongside excellent career advancement and support.

* Exact package elements vary depending on the grading of the role.