Assistant Commercial Manager - PMCM CI&U

WSP; West of England; Hybrid; GBP 28,000 - 38,000; Full time

Benefits offered by this job

Hybrid work policy

Flexible hours

Private health benefits

Job summary

WSP invites applications for an Assistant Quantity Surveyor / Assistant Commercial Manager to support pre- and post-contract QS and cost management. You will assist with estimating, cost planning, procurement, and post-contract financial oversight on diverse projects.

The role offers exposure to a large PMCM team and career development with Chartered accreditation potential. Based in one of our South West offices (Bristol, Cardiff, Exeter), you’ll work within Civil Infrastructure and Utilities,

Qualifications

• Relevant degree in Quantity Surveying or Commercial Management.
• Some post-graduate QS/commercial experience.
• Aspiring toward MRICS/AssocRICS accreditation.

Responsibilities

• Assist with estimating, cost planning and procurement.
• Support cost assurance and post-contract financial management.
• Collaborate with senior team on projects of varying size.

Skills

Quantity Surveying degree

Post-graduate experience

MRICS/AssocRICS interest

Excellent communication

QS/Cost & Commercial principles

Analytical/problem-solving

NEC familiarity

CostX/CEMAR

Travel to sites

Education

Degree in Quantity Surveying or Commercial Management

Tools

CostX

CEMAR

Job description

Job Description

What if you could do the kind of work the world needs?

At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you.

A little more about your role…

As an Assistant Quantity Surveyor / Assistant Commercial Manager, you will support the delivery of pre- and post-contract Quantity Surveying (QS) and Cost & Commercial Management services for our clients. This includes assisting with estimating, cost planning, procurement, cost assurance, and post-contract financial/commercial management on projects of varying size and complexity.

You will work closely with senior team members, gaining hands‑on experience and developing your technical skills. This role is ideal for someone with some post-graduate work experience who is passionate about building a career in Quantity Surveying or Commercial Management.
Your Team

You’ll join a diverse and growing team of Quantity Surveyors, Cost Managers, and Commercial Managers within our Project Management and Commercial Management (PMCM) division – a team of around 400 colleagues across the UK. PMCM provides QS/Cost and Commercial Management, Programme and Project Management, and Project Controls services for both Building and Infrastructure projects in the public and private sectors.

Your role will be based from one of our South West offices (Bristol, Cardiff or Exeter), within our Civil Infrastructure and Utilities group. Other groups within PMCM include Property and Buildings, Programme Solutions, and Rail.

At WSP, you’ll have the opportunity to work on iconic projects and programmes, while developing your career within a global organisation with access to world‑class expertise and international markets.
What we will be looking for you to demonstrate…

• A relevant degree in Quantity Surveying, Commercial Management, or a related discipline.
• Some post-graduate work experience in a QS or commercial environment (consultant, contractor, or client-side).
• A strong interest in pursuing a career in Quantity Surveying/Commercial Management and interest in working towards professional accreditation (e.g., MRICS or AssocRICS).
• Excellent communication and interpersonal skills.
• Ability to demonstrate knowledge and understanding of QS/Cost and Commercial principles.
• Strong analytical and problem‑solving skills with attention to detail.
• Adaptable and flexible approach to workload.
• Familiarity with NEC Contracts and other standard forms of contract.
• Working knowledge of specialist software such as CostX or CEMAR.
• Previous experience in sectors such as water, energy, environment, infrastructure, or transportation.
• Ability to travel to project sites and client offices as required.

Imagine a better future for you and a better future for us all.

Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 83,000 employees, working together to make a difference in communities both close to home and around the world.

At WSP, we're interested in you, your experience, your potential and the way you think. AI can be a useful tool to support your application and preparation, and our guidance explains how you can use it responsibly throughout our recruitment process. UK Policies | WSP

Job Info

• Job Identification 99132
• Posting Date 11/10/2026, 02:06 PM

About Us

We are one of the world’s leading engineering and professional services firms. Our passionate people are united by the common purpose of creating positive, long‑lasting impacts on the communities we serve through a culture of innovation, integrity, and inclusion. With over 11,000 professionals across the UK and Ireland, we are dedicated to our local communities and propelled by international brainpower.

WHAT’S IN IT FOR YOU?

Work-life balance

At WSP, we understand that work is just one aspect of your life. It’s important to make time for you, your family, friends, interests and your community.

Our hybrid working policy offers the flexibility to work from home two days a week, while also providing opportunities to collaborate in our modern offices across the UK.

Inclusivity & Belonging

We welcome applicants with varied backgrounds and experiences. We enable rewarding careers by encouraging people to bring their whole and authentic selves to work so that our work represents the fullest spectrum of society. We celebrate integrity and treat people with respect, supporting each other and embracing a culture of inclusion and belonging at WSP. We have our employee resource groups bring together employees and allies with different backgrounds to promote a culture of inclusivity.

We are committed to supporting our people, giving you the tools to make improvements to your health and wellbeing through our Thrive programme.

Our Virtual GP service gives you access to an NHS or Irish Medical Council GP at a time and place that suits you – giving you peace of mind and quick access to medical advice when you need it most. We also provide reasonable workplace adjustments for those in need. Additionally, you can benefit from the Gymflex scheme, which offers up to 40% off annual gym memberships through our WSP flexible benefits program, as well as a comprehensive menopause support package.

Flex your time

To enhance work-life balance, WSP offers the “WSP My Hour,” allowing you to take one hour each day for personal activities, with the flexibility to make up the time earlier or later that day.

We also provide part-time and flexible working arrangements, the option to purchase additional leave, and the ability to use your bank holiday entitlement to suit you.

We understand the importance of development and training to you. That’s why we foster a supportive environment that invests in your growth, whether through training, mentoring, or Chartership.

#WeAreWSP

Here at WSP we positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity. As a Disability Confident leader, we will interview all disabled applicants who meet the essential criteria, please let us know if you require any workplace adjustments in support of your application.