Network Engineer

Company Description Noriker Power is a leading renewable energy technology integrator and developer, supporting the energy transition in the UK and Ireland. Since pioneering commercial, grid-scale battery projects over a decade ago, we have navigated complex market and regulatory environments with a technically skilled and entrepreneurial team that delivers development, engineering and project management services. We foster a collaborative, high- performance culture where team members are encouraged to take ownership, innovate, and directly influence the company's trajectory. Key Responsibilities: Design and implement secure OT & IT networks aligned with ISA/IEC 62443 standards and Zero Trust principles Configure and maintain switches, routers, firewalls, and VPNs to ensure maximum uptime and security. Proactively monitor network health and resolve complex routing/switching issues using a methodical, root-cause approach.. Lead and support the delivery of network modifications and security upgrades in line with change procedures and risk assessment to minimise operational impact. Identify, assess, and implement security improvements to protect critical infrastructure. Requirements: Proven experience designing, maintaining and supporting OT networks. Ability to design networks aligned with ISA/IEC 62443 or other recognised industry standards. Strong networking fundamentals including TCP/IP, DNS, DHCP, VLANs, static and dynamic routing, switching and IP addressing principles. In-depth knowledge of redundancy protocols and experience configuring access control lists (ACLs). Exceptional troubleshooting skills with a focus on preventing future incidents. Relevant industry certifications are desirable. Benefits: Unique opportunities for career progression Enhanced company pension scheme and private medical insurance Part-time working applications will be considered Cycle to Work Scheme, secure bike storage and modern shower facilities Smart, modern workspace balances focused, quiet concentration with open collaborative team areas, and Cheltenham town centre location At Noriker, we're passionate about fostering inclusive workplaces where everyone can be themselves and contribute to the fullest of their ability. We believe in supportive teams and strong relationships where the focus is on everyone's contribution. We just want the best people to join us, stay with us, and contribute in their own unique way. Applicants must have the right to work in the UK. We are unable to offer visa sponsorship for this position. TPBN1_UKTJ