Posting Date - 27 Jan, 2026

Job Title: Cone Penetration Testing (CPT) Operator

Location: UK-based, with travel across the UK (and occasionally overseas)

Company: In Situ Site Investigation Ltd

Contract: Permanent, Full-time

Salary: £26k + overtime

Benefits: 25 days holiday + bank holidays, workplace pension scheme, overnight allowance when staying away from home

About Us

In Situ Site Investigation Ltd are specialists in geotechnical and geo-environmental site investigation. With a fleet of state-of-the-art rigs and a strong reputation for technical expertise, we deliver high-quality site investigation services across the UK and internationally.

We are now seeking enthusiastic and motivated individuals to join our team as CPT Operators. This is a fantastic opportunity for someone looking to build a career in site investigation, with full training provided.

The Role

As a CPT Operator, you will:

  • Carry out Cone Penetration Testing (CPT) on sites across the UK (and potentially overseas).
  • Learn how to drive and operate our fleet of rigs to successfully deliver CPT services.
  • Travel regularly, including overnight stays.
  • Work closely with a friendly, supportive team of experienced operators.
  • Use Microsoft Excel for recording and reporting data.
  • Support client relationships by delivering a professional and customer-focused service.
  • Apply basic mechanical skills when required to support rig operation and maintenance.

What We’re Looking For

  • A full UK driving licence (essential).
  • Willingness to travel and stay away from home frequently.
  • Basic ICT knowledge, particularly Microsoft Excel.
  • A strong team player with good communication skills.
  • Dedication, reliability, and a client-focused attitude.
  • Basic mechanical skills (advantageous but not essential).
  • No previous CPT experience is required – full training will be provided.

Why Join Us?

  • Permanent, full-time role with long-term career development opportunities.
  • Competitive salary + overtime opportunities.
  • Overnight allowance when staying away from home.
  • 25 days holiday + bank holidays.
  • Workplace pension scheme.
  • Be part of a growing, supportive team with opportunities to learn and progress.

If you’re enthusiastic, eager to learn, and looking for a hands-on career in site investigation, we’d love to hear from you!

Phenna Group is an Equal Opportunities Employer

How To Apply

Click the 'Apply Now' button below and submit your CV.

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