Joining Arup

Arup’s purpose, shared values, and collaborative approach have set us apart for over 75 years, guiding how we shape a better world.

Arup Bangkok office is seeking an experienced Inspector of Works (IOW) to support earthworks delivery on a major infrastructure project. This site‑based role will focus on the inspection and supervision of cut and fill, compaction, and associated earthworks activities, ensuring works are delivered in accordance with approved drawings, specifications, quality standards, and safety requirements.

Working under the direction of the Resident Engineer, you will play a key role in maintaining construction quality, compliance, and coordination between contractors, geotechnical specialists, and the wider project team.

This role is a site-based role in Rayong and will require 6 days of work week (8 hrs a day). This is also a contract role of 16 months.

The Opportunity

• Inspect and supervise earthworks activities, including cut and fill and compaction works
• Ensure works comply with approved drawings, method statements, and specifications
• Inspect ground preparation activities, including grubbing and platform preparation
• Verify removal of unsuitable materials and replacement with compacted fill where required
• Monitor fill placement, moisture conditioning, and compaction to required standards
• Review and coordinate RFA and RFI submissions related to earthworks in coordination with the Resident Engineer
• Maintain daily site inspection records and contribute to weekly inspection and progress reports
• Witness field and laboratory testing (soil classification, compaction, moisture content)
• Monitor site safety practices and report unsafe conditions immediately
• Attend and participate in weekly site and client progress meetings

Is this role right for you?

• Diploma or Degree in Civil Engineering, Geotechnical Engineering, or a related field
• Inspector of Works (IOW) certification, where required by local authority
• Minimum 7 years’ experience in earthworks projects
• Proven experience in cut and fill operations, site grading, and compaction control
• Strong knowledge of earthworks specifications, standards, and testing methods (e.g. Proctor and field density tests)
• Ability to read and interpret engineering drawings and survey data
• Strong attention to detail with clear written and verbal reporting skills
• Ability to work full‑time on site under varying conditions
• Proficiency in Thai (spoken and written) to support coordination with local stakeholders

What we offer you

At Arup, we care about each member’s success, so we can grow together.

Guided by our values, we provide an attractive total reward package that recognises the contribution of each of our members to our shared success. As well as competitive, fair, and equitable pay, we offer a career in which all of our members can belong, grow and thrive – through benefits that support health and wellbeing, a wide range of learning opportunities and many possibilities to have an impact through the work they do.

We are owned in trust on behalf of our members, giving us the freedom, with personal responsibility, to set our own direction and choose work that aligns with our purpose and adds to Arup’s legacy. Our members collaborate on ambitious projects to deliver remarkable outcomes for our clients and communities. Profit Share is a key part of our reward, enabling eligible members to share in the results of our collective efforts.

Different people, shared values

Arup is an equal opportunity employer that actively promotes and nurtures a diverse and inclusive workforce. We are an open environment that embraces diverse experiences, perspectives, and ideas – this drives our excellence.
Guided by our values and alignment with the UN Sustainable Development Goals, we create and contribute to equitable spaces and systems, while cultivating a sense of belonging for all. Arup provide an environment where you will make a positive difference. Discover more about life at Arup at www.arup.com/careers/your-life-at-arup.

We are committed to making our recruitment process and workplaces accessible to all candidates. Please let us know if you need any assistance or reasonable adjustments throughout your application or interview process, and/or to perform the essential functions of the role. We will do everything we can to support you.

Our Application Process

Please apply directly through our applicant tracking system. Shortlisted candidates will be contacted by Talent Acquisition to discuss next steps. Stay safe online – Arup will never ask for your bank details as part of our recruitment process.

Arup does not accept unsolicited resumes from recruiters or employment agencies.