Job Description:

Job Title: Senior Infrastructure Technician
Location: Chelmsford, UK
Hours: Full-Time (37.5 hours per week)
Job Type: Contract

Are you an experienced IT professional looking to do meaningful work? We are partnering with a vital, high-profile public sector organization to find a Senior Infrastructure Technician.

In this critical role, you will be the backbone of the organization's digital operations, ensuring the high availability of mission-critical systems-including emergency operations and dispatch technology. You will act as the senior technical expert within the digital team, tackling complex problems and helping the organization run smoothly and securely.

• Provide advanced 3rd line digital support to resolve complex issues across Windows server infrastructure, local area networks (LAN), wide area networks (WAN), and enterprise telephony systems.
• Serve as the primary technical escalation point and provide mentorship, support, and advice to 1st and 2nd-line service desk technicians.
• Perform routine daily management, health checks, and maintenance for all critical operational and business systems.
• Participate in a rotational on-call schedule to provide out-of-hours support for critical infrastructure and systems.
• Plan and deliver technical workstreams for ongoing digital projects, working closely with project managers and advising senior management on system resilience.
• Manage the IT asset register, handle hardware/software procurement, and liaise with third-party suppliers to ensure system optimization and contract renewals.
• Provide ad-hoc technical training to everyday users and help the organization maintain compliance with information governance standards.

• Technical Expertise: Proven experience in a 3rd line support role with deep knowledge of Windows servers, networking (LAN/WAN), and telecommunications systems.
• Problem Solver: Ability to independently diagnose and resolve complex system faults, whether remotely or by visiting the system location.
• Leadership Skills: A collaborative team player who can organize their own workload while guiding junior technicians and advising non-technical management.
• Composure Under Pressure: Experience or comfort working in a highly critical, fast-paced environment where system uptime is essential.
• Flexibility: Willingness to travel between bases as needed and step up during major organizational incidents.

If you are ready to take on a senior role where your technical skills will directly support essential public services, we want to hear from you. Please apply or share your updated CV at yogeshwari. Sen @ randstaddigital. com to discuss more about this role.

Randstad Technologies is acting as an Employment Business in relation to this vacancy.