Assistant Project Manager

Closing Date

2026-10-30

Job Title: Assistant Project Manager x 2

Location: Falmer, Hybrid working

Contract Type: Permanent

Hours: 37

Salary: From £36,400 based on skills and experience

About the role:

We are seeking a skilled and motivated Assistant Project Manager (APM) to join our dynamic Water Infrastructure team and assist in delivering key projects.

This is an exciting opportunity for an individual looking to build their career within project management and Water Sector, offering the chance to work on a variety of high-impact projects.

What you will be responsible for:

• Project Support: Assist the Project Manager (PM) in the daily management, supervision, and coordination of projects, ensuring they meet time, cost, and quality objectives.
• Site Inspections: Attend project sites to monitor progress, ensuring adherence to Health & Safety (CDM), Quality, Environmental, and Security standards. Carry out inspections and provide reports on your findings.
• Project Documentation: Help with the preparation of monthly status reports, cost analysis forecasts, and commercial communications, using systems like CEMAR.
• Stakeholder Engagement: Support the PM in liaising with stakeholders including Developers, Clients, Service Providers, and internal teams to ensure smooth communication and project progression.
• Project Delivery: Assist in managing small and medium-sized projects or components of larger schemes, ensuring all activities are delivered efficiently and to a high standard.
• Regulatory Compliance: Conduct Domestic Water Regulation Inspections and assist in commercial works. Ensure compliance with water industry regulations.
• Governance & Reporting: Support the production of project documentation, including risk and change management reports. Update and maintain project systems for monitoring project progress and performance.

What you’ll bring to the role:

• Industry Knowledge: Familiarity with water regulations, construction practices, and the infrastructure project delivery process.
• Qualifications: APM Project Management Qualification or equivalent is desirable.
• Skills: Excellent communication skills (both written and verbal), strong organisational abilities, and a proactive approach to problem-solving.

Southern Water is at the forefront of transforming Britain’s water industry, investing significantly to enhance resilience, sustainability, and service excellence. With £7.8bn planned investment for 2025-30, this is an unparalleled opportunity to join a business committed to delivering a generational shift in the way water services are managed.

You will be joining at a time of significant change, working alongside a highly skilled leadership team with a clear vision for the future. We offer an environment where senior professionals can make a meaningful impact, influence major strategic decisions, and drive long-term value creation

"At Southern Water, we believe diverse perspectives drive innovation. If you’re passionate about making a positive impact and think you can bring value to our team, we’d love to hear from you—even if you don’t tick every box. Your unique skills and experiences could be exactly what we need."

If this role isn’t quite what you’re looking for but are keen to be contacted about opportunities at Southern Water, you can register your details here: Introduce Yourself (myworkdaysite.com- Introduce Yourself)

Our Commitment to Diversity

We welcome applicants from all backgrounds, identities, and experiences. We do not discriminate based on race, ethnicity, gender, sexual orientation, age, disability, religion, or any other protected characteristic.

If you need reasonable adjustments during the recruitment process, please let us know.

Additional information:

In line with Southern Water’s security requirements, successful candidates will be required to provide evidence of their identity, eligibility to work in the UK, criminal record check (DBS) and verification of their employment and/or education history for the past three years.

Appointment to this role is subject to the successful completion of all pre‑employment checks, including security vetting.

Please note that if a candidate does not meet the required security standards or fails to pass the vetting process, Southern Water reserves the right to withdraw the offer of employment.

Some positions may also require higher levels of security vetting, which may involve providing additional documentation.

Welcome

Our purpose is big. Our impact is huge. And we know that every single one of us has the power, through our actions, to positively change society and the environment for good. It’s why careers with us have real meaning. Because, if you’re driven and ambitious, we can offer you huge opportunities for personal growth, professional development and constant innovation. Forever evolving. Forever focused on doing the right thing, we empower and encourage everyone to play to their strengths and to help us shape a fair and positive future for all. We believe in Water for Life. If you do too, Dive Right In.

We succeed together

Our customers are at the heart of everything we do, because delivering water for life is our core purpose. To achieve this, we need 24/7 support in place to resolve incidents quickly and efficiently. All our employees understand the importance of out-of-hours incident support – because when problems appear, fixing them is our top priority. That’s why our people join together and support when and however needed to make sure our customers get the service they deserve. Joining the Southern Water family means you’ll become part of our incident support team. During your interview, your manager will speak to you about any incident support rotas that apply to your position.

Need flexibility in your work?

Does this opportunity excite you but you’re not 100% sure if you meet all the requirements for the role? Or are you concerned that ‘normal’ office hours aren’t possible given your personal circumstances? Whilst we can’t accommodate every flexible working request, we’ll try to find a practical solution. So why not engage with us and find out more about this role?