Admin Office Manager

Admin Office Manager
Project: Sizewell C (Site Based)
Reports to: Project Manager
Contractor: Specialist civil and Environmental Engineering Contractor

Why This Role is Great

• Long-term freelance opportunity on a major national infrastructure project
• Work on the Sizewell C marine and civil engineering programme
• Central role supporting project delivery, compliance, and communication
• Exposure to senior project meetings and key decision-making processes
• Opportunity to develop skills in document control, planning, logistics, and HSQE administration

Role Overview
We are seeking an experienced Office Manager and Document Controller to support site administration for Sizewell C. The role is responsible for managing project information, tracking senior project meetings and actions, and ensuring compliance and programme progress. Acting as the central administrative hub, this role is critical to maintaining project control and communication standards.

Key Responsibilities

Document Control and Information Management

• Oversee incoming/outgoing drawings and project documents
• Maintain registers, revision logs, submission trackers, and EDMS/SharePoint systems
• Ensure current revisions are available at point of use
• Track all project correspondence and issue client submission packs
• Support Engineering Manager with design approvals and standards tracking

Programme, Planning, and Senior Meeting Support

• Administer three week lookahead and weekly work plan distribution
• Schedule and track senior project meetings, recording and following up on actions
• Maintain milestone and key date trackers
• Prepare weekly project summary reports covering risks, ageing RFIs, constraints, and upcoming audits

Commercial and Cost Administration

• Maintain registers for Early Warnings and Compensation Events
• Track timesheets, plant returns, and supporting records
• Support weekly material, plant, and waste reporting
• Assist with cost data collation and commercial trackers

Logistics and Site Coordination

• Support logistics planning and bookings, liaising with procurement and suppliers
• Maintain personnel databases, site access, vehicle pass, and visitor systems
• Investigate and resolve logistics issues

Health, Safety, Environmental and Quality Administration

• Maintain training, competency, and certification trackers
• Administer inspection records and incident/near miss registers
• Manage waste tracking and environmental documentation
• Support HSQE audits and compliance reporting

Onboarding and Security Clearance

• Manage security clearance documentation and submissions
• Coordinate inductions, onboarding, and workforce compliance
• Track outstanding documentation and site access requirements

Skills and Experience

Essential

• CSCS card
• Valid driving licence
• Experience in site-based administration and document control
• EDMS experience such as ProjectWise or SharePoint
• Strong Microsoft Office skills
• Excellent written and verbal communication
• Highly organised with strong attention to detail

Desirable

• Degree or HND/HNC in Business, IT, or Information Management
• Document Control certification
• Knowledge of Datascope or CEMAR
• BIM awareness

Personal Attributes

• Proactive, self motivated, and structured
• Calm under pressure and professional
• Analytical with strong attention to detail
• Collaborative with effective communication
• Committed to compliance, quality, and safety

This role offers the chance to play a key administrative and coordination role on one of the UK’s most significant infrastructure projects, ensuring project information, meetings, and actions are effectively tracked to support smooth delivery at Sizewell C.

If this sounds of interest, I’d love to have a quick chat to discuss your experience and the role in more detail. 07710 263862 or send across your CV.

Know someone perfect for this role? We also offer a referral bonus for successful introductions.