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Costain Group PLC

Site Engineer

Costain Group PLC

Site Engineer ensuring accurate and safe construction projects for Thames Water with a focus on water and wastewater projects. Managing on-site activities and compliance with safety standards in Thames Valley and South regions.

Posted 6/4/2026full-timeHertfordshire • 🇬🇧 United KingdomMid-LevelSeniorWebsite

About the role

Key responsibilities & impact
  • Ensure that construction projects are completed accurately and safely.
  • Provide technical advice and manage staff on-site.
  • Ensure compliance with health and safety standards.
  • Oversee all on-site activities to align with project’s design, specifications, and legal requirements.
  • Manage daily site activities and solve problems during construction.
  • Help keep the project running smoothly from start to finish.

Requirements

What you’ll need
  • Water or Wastewater experience preferred or a willingness to learn rapidly and be curious
  • Degree/HNC level qualification in a relevant engineering subject.
  • Understanding of engineering principles.
  • Technical knowledge of construction techniques and best practices.
  • Some civil / MEICA construction experience.
  • Design Management experience.
  • Relevant CSCS Card.
  • Full Clean Drivers Licence
  • Degree in Civil Engineering (Desirable)
  • ICE Training agreement (Desirable)
  • CAD competent (Desirable)
  • Vocational Training (successful experience at Graduate Engineer level) (Desirable)

Benefits

Comp & perks
  • Costain appreciate the time and effort taken when applying for one of our positions but, due to the high volume of responses, we are unable to provide individual feedback on candidates at application phase.
  • We do share individual feedback following an interview.
  • A Disability Confident employer will generally offer an interview to any applicant that disclose they have a disability and meets the minimum criteria for the job as defined by the employer.

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
engineering principlesconstruction techniquesdesign managementcivil constructionMEICA constructionCADvocational trainingwater experiencewastewater experiencetechnical knowledge
Soft Skills
problem-solvingstaff managementcommunicationproject managementcuriosity
Certifications
Degree in Civil EngineeringHNC qualificationICE Training agreement