Liam Archibald

IMCA Class 2 Air Diver / DMT / Skipper / OPITO Rigger with over 3 years’ experience working in offshore/inshore environments across South Africa, Mozambique, Tanzania and Saudi Arabia. Experienced in SBM operations, including tanker connections/disconnections, hose changeouts, pipeline work, subsea inspection and maintenance. Proven experience performing diving, chamber operator (SURDO2 dives) DMT and skipper duties.

AIR DIVER / DMT - RANA SUBSEA - KSA - JUAYMAH TRESTLE, SAUDI ARABIA

(2026-06 - 2026-09)

PILE REPAIR OF THE KSA - JUAYMAH TRESTLE. Vessel / Barge: LLANDWYNN ISLAND PONTOON 1. Client: SAUDI ARAMCO/SAIPEM.

• Performed sandblasting and cleaning of piles in preparation for bottom seal clamp installation.
• Removed old clamps from piles using hand tools and installed new bottom seal clamps, securing each clamp with ratchet straps.
• Lowered fiberglass rebar jackets into the bottom seal clamps and carried out grout/concrete pouring to secure the jackets.
• Performed topside rigging of fiberglass rebar jackets and assisted with general pile preparation, installation, top-side rigging, and maintenance activities.

AIR DIVER / DMT - JAMES FISHER SUBTECH - DRAKENSBURG, SOUTH AFRICA

(2026-02 - 2026-05)

CIVILS. Client: ESKOM. Vessel / Barge: PONTOON 1.

• Broco cutting and removing of corroded valve components and steel structures.
• Underwater cutting and removal of excess pipework from bow mouth.
• Profile grinding for blank installation.
• Installing blank, drilling holes for bolt installation.
• Installing and tightening of bolts using spanners.
• Video inspection.
• Dam diving operations in low visibility.

AIR DIVER / DMT / SKIPPER - AFRICAN MARINE SOLUTIONS (AMSOL) / SIYANDA - DURBAN, SOUTH AFRICA

(2025-01 - 2026-01)

SBM MAINTENANCE (OIL AND GAS). Client: NATREF.

• Tanker operations, hose connection and disconnection.
• Floating hoses changeout – high torquing valves, flange anode installations, pressure testing floating hoses, mechanical fitting.
• PLEM inspections, holdbacks inspections, restrictors inspection, saddle clamps inspections, bolt tensioning/integrity checks, PLEM UT measurements, anchor leg wear down measurements, anchor leg angle measurement.
• Depth 48m.
• Chamber operator: SURDO2 dives.
• DMT duties (DMAC kit, O², AED).
• Skipper duties (dive crew transfers mooring line/hose handling).

AIR DIVER / DMT - JAMES FISHER SUBTECH - DAR ES SALAAM, TANZANIA / MOMA, MOZAMBIQUE

(2023-11 - 2025-01)

CIVILS. Clients: ORYX ENERGIES/KENMARE.

• Subsea PLIDCO clamp installation, pipe preparation for valve installation, torque/ bolt checks.
• CP readings, anode installations/anode, subsea as left inspections, weld inspections.
• Use of flogging spanners, rigging equipment, airlifting, zero viz.

AIR DIVER / DMT - OSC MARINE GROUP - DURBAN, SOUTH AFRICA

(2023-11 - 2025-01)

SHIPPING.

• Hull cleaning – brushes, scrapers, hydraulic propeller gun.
• Rudder, stern tube maintenance, vortex inhibitor inspections.
• In-water tender, umbilical management, diver support.
• Depth 5-10m.

AIR DIVER / DMT - JAMES FISHER SUBTECH - RICHARDS BAY, SOUTH AFRICA

(2023-11 - 2025-01)

CIVILS. Project: Umhlathuze Pipeline Project. Client: UMHLATHUZE WATER.

• Dredging/Airlifting around spool pieces, subsea bolt cracking, spool piece removals.
• Seabed survey.
• Annual pipeline surveys depth approx. 11–20m, saddle clamp inspections.
• Chamber checks and DMT responsibilities onsite.
• Air lifting.

AIR DIVER / DMT - JAMES FISHER SUBTECH - DURBAN, SOUTH AFRICA

(2023-11 - 2025-01)

CIVILS. Client: ESKOM.

• Valve removals/installations, flange & bolt work.
• Pipeline inspections at 50m depth including clamp surveys.
• Basket diving standby support, umbilical management.
• Clamp installations, airlifting, rigging, use of flogging spanners, manual tools, chain blocks.

SCUBA DIVER - USHAKA MARINE WORLD - DURBAN, SOUTH AFRICA

(2023-03 - 2023-09)

AQUARIUM.

• Aquarium maintenance diving siphoning, rockwork, air lancing, feeding sharks, rays, turtles.
• Scuba Diving.

SCUBA DIVER - OCEANS ALIVE - DURBAN, SOUTH AFRICA

(2023-03 - 2023-09)

CONSERVATION.

• Conservation Projects Research diving: Seahorse habitat monitoring surveys and data collection.
• Scuba Diving.