System Administrator jobs in United Kingdom

ASAP Start

End Date April 2026

£400 Per day

Outside IR35

Remote working with occasional travel to Northampton or Warwick

Our client is currently searching for a senior Systems Engineer to join their busy team, delivering large utilities-based projects.

• Develop designs to meet the requirement of the project specification and in accordance with the contract.
• Ensure full implementation of the Clients Quality Assurance and Audit procedure throughout all sectional phases of the project.
• Oversee subcontract and supplier design submissions to ensure full compliance with the contract specification and requirements.
• Develop system architecture schematics and a detailed design specifying the equipment and materials to be utilised within the solution and to meet the client's operational requirements.
• Create technical brief and requirement for each discipline for procurement and contractual agreement.
• Provide technical input to enable all system and layout drawings to be produced by the project CAD Engineer.
• Identify, Manage and control change.
• Take the Lead Technical role throughout the project delivery.
• Implement demonstrable value engineering and continuous improvement solutions.
• Review the installation throughout the delivery phase to ensure any changes are captured.
• Provide the lead role in ensuring the as built documentation accurately reflects the installation.

• Proven ability relating to the design of large, multi-discipline, integrated systems.
• Ability to interpret client's technical documentation and develop functional specifications for the overall solution.
• Proven ability to professionally document, illustrate and present detailed system design specifications, from initial planning through to system handover.
• Good organisational skills, Experience of working within operations teams, able to plan and communicate well with the team, suppliers and customers.
• Comfortable working on construction sites, technically advising site teams.
• Demonstrable ability to oversee supplier design activities, verify and integrate design information from external sources.
• Ability to communicate effectively with Technical and non-technical stake holders.
• Ability to interpret a performance-based specification, to develop to a working design.
• Experience of working within an operations team with proven people skills; able to communicate at all levels.
• Full driving licence and a willingness to travel to client sites.
• Experience of high-end security design is an advantage but not essential.
• Experienced in system integration design, or control system design.
• Experienced in working on utilities construction sites (Gas/Electrical) with minimal supervision.

• Experience of working with National Gas and/or National Grid design approval processes
• Experience in designing ISS solutions in a CNI environment
• SHEA Gas
• Networks - CISCO accreditation and/or relevant experience
• Electrical - Qualification in Electrical design or relevant experience
• Experienced with the latest regulations on wiring and the safe use and operation of electrical equipment and systems - BS #removed#th Edition
• Security system technical experience
• Working knowledge of Eplan and/or Revitt

If available please submit CV and a member of the team will be in touch.

Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants