Job Description

Company Description

ALTEN UK is seeking an experienced

Site Performance Engineer

to join a major

nuclear energy construction project

, ensuring seamless coordination between construction, quality, and engineering teams. You'll play a key role in developing, validating, and executing the

Shift S+1 Installation Plan

, supporting the successful delivery of on-site construction activities.

What will you be doing?


As a

Site Performance Engineer

, you will join our team in Bridgewater to support our activities within the Nuclear Sector.

Planning & Coordination

Build and maintain the Shift S+1 Installation Plan

in collaboration with Construction Management, Site Supervision (Black Hats), Quality, and Engineering teams. Ensure planning considers

building restrictions, material availability, approved documentation

, and

workforce resources

.

Lead the Shift S+1 Validation Meeting

and

Shift Kick-off Meeting

to align teams on execution priorities.

Contribute to long-term planning (16WLA)

and coordinate schedule updates. Develop and maintain

contingency "backup work" plans

to mitigate unexpected delays or blockers.

2. On-site Production Monitoring

Conduct

daily site walks

to monitor installation progress and identify blockers (e.g., access, materials, documentation, workforce).

Coordinate directly with Construction Managers, Black Hats, and site teams

to resolve issues quickly and minimise productivity loss. Ensure the

validated Shift S+1 Plan

is adhered to, and deviations are justified. Collaborate with

Site Engineering and Design Back Office

to support technical issue resolution. Keep contingency actions updated to maintain project flow.

3. Performance Analysis & Reporting

Track and analyse

daily production output

(planned vs actual) and

lost time/root causes

. Identify

productivity trends, recurrent blockages

, and systemic inefficiencies. Categorise blockers as

internal or external

, proposing solutions and escalating recurring issues. Liaise with

Quantity Surveyors (QS)

to document external stoppages and assess claimability. Lead the creation of the

Monthly Onsite Construction Progress Report

, ensuring accurate data and clear analysis of project performance.

Qualifications

Who are we looking for?


You are...

A

natural organiser and problem-solver

, with strong situational awareness.

Detail-oriented

but also able to see the bigger picture in complex construction environments.

Collaborative and communicative

, comfortable working with multiple disciplines on-site. Driven by

efficiency, continuous improvement, and safe project delivery

.

Experience, skills and qualifications required:

3-7 years of experience

in planning, coordination, or site engineering within construction or energy projects. Strong understanding of

installation sequencing and construction logistics

. Proficiency in

planning tools and reporting systems

(Primavera P6, MS Project, or equivalent). Experience working with

construction teams, quality, and engineering functions

. Excellent

communication and coordination skills

across disciplines. Analytical mindset with the ability to

interpret productivity and performance data

.

Desirable:

Experience in

nuclear, energy, or large infrastructure projects

. Familiarity with

Earned Value Management (EVM)

and

progress reporting

. Exposure to

field engineering interfaces

and problem resolution processes.

Additional Information

Why join us?


We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently.


Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities.


We offer incredible opportunities to join inspiring projects in the most innovative companies.


We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential.


Join our passionate team and start building tomorrow, today!


In short you get:

A personalised career path and a rewarding management style. A chance to work on the most exciting engineering projects and technologies along with Premium Customers. A huge diversity of engineering projects and industries. A competitive salary. Private Medical & Travel Insurance. Pension Scheme. Cycle-to-work Scheme among many additional benefits. Social atmosphere, regular gatherings, and team buildings. * Flexible way of working (role dependent).