Security Assistant Project Manager

Staffline

Leiston

Hybrid

GBP 54,000 - 66,000

Full time

7 days ago

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Benefits offered by this job

25 days leave per year

Health cash plan

Pension scheme

Job summary

G4S is seeking a Security Assistant Project Manager to support Sizewell C across the security portfolio. The role focuses on planning, governance, risk and issue tracking, and coordinating with client teams and contractors to align security objectives with construction activities.

The position is a 12-month fixed-term contract with hybrid working options and a 40-hour week. Suitable candidates will have Prince2/APM qualifications and proven PSO/APM experience.

Qualifications

Proven track record in PSO or Assistant PM roles.
Experience in Critical National Infrastructure (CNI), nuclear new build, major infrastructure, military or police environments.

Responsibilities

Develop and maintain project plans, schedules and milestones for Sizewell C security portfolio.
Produce status reports, dashboards and management information metrics.
Maintain RAID logs and governance documentation with timely updates.
Coordinate activities across multi-disciplinary teams and external contractors.
Ensure document control compliant with site governance and ISO 9001.
Support assurance reviews, audits and evidence gathering.
Deliver management information and KPIs for senior leadership.
Provide daily project administration and coordination support.
Promote Health, Safety and Environment standards across security operations.
Ensure compliance with G4S HR policies and nuclear safety rules.

Skills

Project planning

Governance

Stakeholder management

Documentation & reporting

Communication

Problem solving & teamwork

Education

PRINCE2 Foundation / Practitioner or APM PMQ/PFQ

Maths, English and IT basics

Tools

MS Office

SharePoint

Job description

The Security Assistant Project Manager provides dedicated project management, governance, and assurance support to the Sizewell C Projects and Assurance Manager across the complete Sizewell C security portfolio. The postholder will play a pivotal role in ensuring effective project planning, progress monitoring, risk and issue tracking, stakeholder coordination, document control, and compliance reporting across the Main Development Site (MDS) and associated off-site facilities. This role serves as a key operational interface directly with the client, principal contractors and wider project stakeholders to align all security operations with ongoing construction activities.

Up to 60k depending on experience and qualifications.

Contract

12-Month Fixed Term contract (Mobilisation Target: 1st December 2026)

40 hours per week - Office Hours with operational flexibility and hybrid working options as required.

Key Responsibilities

Support the development, baseline tracking, and ongoing maintenance of project plans, schedules,and operational milestones across the Sizewell C security portfolio.
Monitor project progress across all security workstreams and produce robust status reports, dashboards, and management information metrics.
Maintain central project governance documentation, including complete action, decision, risk, and issue logs (RAID logs), ensuring timely updates and escalation.
Coordinate project activities, operational alignment, and stakeholder engagement across multi-disciplinary site departments, Tier 1 contractors, and client teams.
Maintain rigorous document control and project record management in strict accordance with agreed site governance processes and ISO 9001 quality standards.
Support internal and external assurance reviews, audits, and compliance activities, including evidence gathering, audit preparation, and action tracking.
Produce clear management information, executive performance dashboards, and key performance indicators (KPIs) for senior leadership.
Provide day-to-day project administration and operational coordination support as directed by the Security Compliance Manager and Projects & Assurance Manager.
Champion Health, Safety, and Environment (HSE) standards across all security operational areas, embedding an active, proactive safety culture.
Ensure all personnel management, project activities, and access procedures comply strictly with G4S HR policies, nuclear safety rules, and security vetting mandates.

Skills and Competencies

Communication Skills: Excellent written and verbal communication skills, with the ability to draft concise management reports, project dashboards, and executive briefings.
Planning & Organisation: Strong project planning, tracking, and organizational capabilities, with acute attention to detail and governance rigor.
Tool Proficiency: High proficiency in MS Office (Word, Excel, PowerPoint) and Microsoft SharePoint for project documentation and workflow management.
Stakeholder Management: Strong interpersonal and customer-focused skills, capable of coordinating activities effectively across diverse internal and external workstreams.
Adaptability & Flexibility: Ability to adapt to evolving project requirements, multi-agency responses, and dynamic nuclear construction phases.
Problem Solving & Teamwork: Collaborative team player with an innovative, solution-oriented approach to resolving project roadblocks and risks.

Profile

Educational Requirements/Qualifications

A good standard of education in Maths, English and IT.
Solid knowledge of recognized project management principles (PRINCE2, APM, or equivalent).

Preferred Experience

Proven track record in a Project Support Officer (PSO) or Assistant Project Manager (APM) role.
Experience working within Critical National Infrastructure (CNI), nuclear new build, major infrastructure, military, or police environments.
Demonstrable experience in maintaining project governance artifacts (action, decision, risk, and issue logs).
Proven capability in establishing collaborative relationships with client representatives and multi- disciplinary project teams.
Practical experience supporting quality audits, compliance assurance, and document control.

Personal Qualities

Highest levels of integrity, respectfulness, and professionalism required at all times.
An engaging, proactive 'can do' attitude where successes and challenges are shared across the team.
Strict adherence to commitments: 'Do what we say we are going to do and only commit to what can be.'
Strong active listening skills and clear, open communication style.
Ability to plan ahead to prevent surprises and proactively mitigate operational risks.

Professional Qualifications/Memberships

PRINCE2 Foundation / Practitioner or APM Project Management Qualification (PMQ / PFQ) held or working towards.
Risk Management qualification held or developing towards.
IOSH Managing Safely or relevant Health & Safety qualification preferred.

Specific Occupational Requirements

Ability to pass and hold National Security Clearance Vetting
UK Driving License is essential
Produce a Five year verifiable work history

Training and Development Requirements

External / Client - Contract Specific

BPSS Vetting - NNB
SC Security Clearance
CSCS MAPS / EDF Site Induction
D&A (Drug & Alcohol) Testing
Sizewell C Site Induction & Local Site Access Protocols

Internal / Professional Development

BS7858 Vetting
G4S Online Induction & Site Induction
Project Management Training - PRINCE2 / APM Foundation (minimum) working towards Practitioner
ISO 9001 Quality & Compliance Awareness
Risk Management & RAID Log MaintenanceMS SharePoint & Advanced Document Control

Job Ref

1G4S - G182

Employer Statement

G4S are a recognised Disability Confident Leader Employer, committed to fostering an inclusive workplace where everyone can thrive. They prioritise accessibility, support, and opportunity for all employees.

Key Information and Benefits