TDI Technical Divemaster Course

What will you learn?

Being a TDI Technical Divemaster Course, assistant, training mentor and support diver is a big responsibility, but the rewards are unmatched.

In the TDI Technical Divemaster Course, Divers will learn how to be a professional assistant at the technical diver level.

You will be challenged and learn what it is like to work with divers as they begin or continue their technical diving experiences. You will learn how to manage divers, work the dive deck of a boat, and conduct enjoyable dives.


Rescue Diver
Current CPR
First Aid
Oxygen Provider
Divemaster (recreational)
Technical Certification 1 level above the level you plan to assist
Minimum of 100 logged dives with 50 dives below 100′

Training Agency:

TDI – Technical Diving International

Additional Details:

Dive physics, physiology, how conduct pre-dive briefing, how to assist technical instructors as well as how to be a professional Technical Divemaster are all part of the course. Your skills will be refined to demonstration quality and your knowledge increased to that of a professional level assistant.


This course is taught privately by Matt MandziukEmail the store to setup an appointment to set a sample schedule together.

Students will need to purchase the appropriate materials.

Additional Details:

This Course is designed for leadership level divers who are also capable technical divers to act as part of a support team for technical diving. expeditions and training activities.

A Technical Support Leader provides assistance to teams of technical divers provided diving conditions and methods approximate those in which your TSL training occurs. Your TSL responsibilities might include shuttling of equipment, removal and replacement of staged decompression gases and equipment, rigging and setting up decompression stations and gases and monitoring divers during ascent and staged decompression stops.

A must have member of any serious dive, the TSL co-ordinates the flow of the dive, safety aspects of the dive and is a selfless individual who will at times sacrifice their dive to act as rescue support for divers on expeditions, charters or any serious technical dive.

Cost is $495+GST, training is available by request in a semi private setting.

TDI Instructor Manual will need to be purchased.

What gear will you need?

All required technical diving equipment.

Where do I go from here?

Here are some popular examples of courses commonly taken by graduates of this course:

  • Technical Wreck Penetration
  • Technical DPV
  • Extreme Exposure DPV
  • Cave 2
  • Trimix Level 1
  • Advanced Trimix
  • Extreme Exposure Trimix
  • CCR or pSCR Diver