Construction Manager Part Time

Lambeth, London
Amentum

At Amentum, we’re challenging today to reinvent tomorrow by solving the world’s most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery, and innovative manufacturing, turning abstract ideas into realities that transform the world for good.

With $13 billion in revenue and a talent force of approximately 52,000, Amentum provides a full spectrum of professional services including consulting, technical, scientific and project delivery for the government and private sector.

Work-life balance and flexibility is a key focus area for Amentum. We are happy to discuss hybrid, part-time and flexible working hours, patterns, and locations to suit you and our business.

About the Opportunity

The Client-Side Construction Manager represents the Owner and is responsible for overseeing, monitoring, and assuring all construction activities performed by the EPC contractor and subcontractors. This role ensures that the project is executed in accordance with the Client’s requirements, nuclear safety expectations, Polish regulatory obligations, and international best practices.

The role would head up a significant Client Team would serve as the Client’s primary on site representative, coordinating with engineering, licensing, procurement, and executive leadership.

You would be accountable for:

• Owner’s Oversight – Monitoring of EPC contractor performance, ensuring adherence to contract obligations, technical specifications, and nuclear safety requirements.
• Develop, manage, and implement a workforce plan based on programme demand and supply through consultation and collaboration with key stakeholders.
• Develop/support development of oversight procedures and organisation (external resources of personnel included).
• Regulatory Interface – Coordination with Polish nuclear regulators (PAA), environmental authorities, and local agencies to ensure compliance.
• Quality Assurance Governance – Support implementation of the Client’s QA/QC oversight program; review inspection results, audits, and non conformance reports; ensure corrective actions are effective.
• Risk & Issue Management – Identification of schedule, cost, and technical risks; escalate critical issues; lead mitigation planning on behalf of the Client.
• Schedule & Progress Assurance – Validation of contractor schedules, verify progress, and challenge deviations; ensure transparency and accuracy of reporting.
• Contract Compliance – Monitoring of contractor adherence to EPC terms, change management processes, and performance metrics.
• Safety Culture Oversight – Ensure the contractor maintains a strong nuclear safety culture; intervene when unsafe conditions or behaviours are observed.
• Reporting & Governance – Providing clear, evidence based reporting to the Client’s executive team on progress, risks, and compliance status.
• The Construction Manager will spend majority of time on site in Pomerania, with some opportunities to work from the UK. This may be a local Amentum office or may be home working

The site is based in Pomerania Region, Poland. Frequent trips to the site will be required.

Requirements

Nuclear Construction Knowledge and Experience:

• Experience in nuclear construction, preferably including GW scale plants.
• Familiarity with nuclear construction requirements, including quality assurance, traceability, and safety standards.
• Familiarity with nuclear island and conventional island construction processes.
• 15-20 years of experience in nuclear new build projects or power projects with significant experience in nuclear or similarly regulated industries (e.g., oil & gas, petrochemicals).
• Strong knowledge of construction planning, scheduling, and execution methodologies
• Strong capability in identifying construction risks, implementing mitigation measures, and managing claims and contractual issues.

Client-Side Project Leadership:

• Proven leadership in multicultural, multidisciplinary environments.
• Experience representing the Client/Owner on major infrastructure or nuclear projects.
• Ability to oversee EPC/EPCM contractors, subcontractors, and supply chains.

Regulatory Expertise:

• Understanding of nuclear licensing, permitting, and construction regulations.
• Experience working with nuclear regulators and participating in inspections, audits, and licensing-related construction activities.

Technical Competence:

• Background in civil, mechanical, or nuclear engineering.
• Bachelor’s or Master’s degree in Civil Engineering, Construction Management, Mechanical Engineering, or a related discipline.

Quality:

• Deep understanding of nuclear QA/QC requirements (e.g., NQA-1, ISO standards)
• Experience ensuring full traceability of materials and construction activities
• Familiarity with inspection and test plans (ITPs) and hold points

Health and Safety:

• Demonstrated commitment to the highest safety standards and nuclear safety culture.
• Experience implementing HSE management systems and ensuring compliance with stringent regulations.
• Communication – Skilled at managing complex relationships with contractors, regulators, and internal leadership.
• Language Requirements – Fluent English proficiency.

Our Culture

Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.

We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.

When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.

We partner with VERCIDA , for greater online accessibility please visit to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team