Company Overview

Symetrica is a global leader in radiation detection and identification, providing advanced technology solutions for real world challenges. The range of detectors, from handheld devices to mobile solutions and portal monitors, serve customs and border protection, law enforcement and military, emergency services and first responders. Users benefit from the most operationally effective multi-layered radiation detection and identification systems. For the last 24+ years, Symetrica has produced a wide breadth of best-in-class radiation detection solutions. More recently, the company has experienced rapid growth as the company has introduced new products and solutions and additionally has scaled the leadership of the commercial teams. The company has a dedicated, specialist staff and manufacturing plant in Westford (MA) and Southampton (UK) for the design, manufacture, and support of its product range.

Job Summary

The Symetrica team is currently seeking an experienced IT and Network Administrator to ensure the reliability, security, and efficiency of our data communications network to maintain CE plus and ISO27001 certification.

The IT Network Administrator will play a crucial role in maintaining a robust and dependable network infrastructure for our organization. The ideal candidate will have the skills and expertise to deploy, configure, maintain, and monitor all active network and computing equipment, ensuring seamless operations. Responsibilities include troubleshooting and resolving issues, implementing security measures, proactively managing our IT infrastructure, and using Python scripting to support and develop production automation tools that improve efficiency and streamline operational processes.

Primary Duties and Responsibilities

Education and Experience

• BSc or higher in Computer Science or related field.
• 3–5 years’ experience in a systems or network administration role.
• Hands-on experience in networking, routing, and switching.
• Experience supporting security/compliance frameworks (e.g. ISO27001, Cyber Essentials+).
• Exposure to scripting or automation (Python, PowerShell).
• Knowledge of Juniper, Cisco, CWNA or BCNE.
• Relevant certificates (e.g. CompTIA Network+/Security+) are desirable.

Required Skills, Abilities, and Knowledge

• Strong experience in managing and monitoring multi-site on-premises server infrastructure.
• Experience across the Microsoft ecosystem (Entra ID, Defender for Endpoint, Exchange Online).
• Firewall experience, including configuration and troubleshooting (Sophos desirable).
• Track Record of business modernization and AWS Cloud Service Management.
• Hands-on experience deploying and maintaining Windows and Linux servers.
• Knowledge of backup, recovery, and BCDR practices.
• Good organizational skills with the ability to prioritize and adapt.