Johannes Mahlangu
Red Seal boilermaker and coded welder with 7 years' fabrication and shutdown experience
076 555 0418 · johannes.mahlangu@example.co.za · Secunda, Mpumalanga
Profile
Red Seal boilermaker with seven years of plate fabrication and shutdown work in Mpumalanga. Reads engineering drawings, marks off, cuts, rolls and fabricates tanks, chutes, hoppers and ducting, and holds current coded welder tests to ASME IX for SMAW and GTAW pipe in the 6G position. Has worked Sasol Secunda shutdowns and Eskom boiler outages with no lost-time injuries.
Work experience
Boilermaker
- Fabricate tanks, hoppers, chutes and ducting from engineering drawings for petrochemical and mining clients
- Mark off cones and transitions, cut plate with plasma and oxy-acetylene, and roll shells to size
- Weld carbon and stainless steel with SMAW, MIG/MAG, TIG and flux core in all positions
- Repaired vessels, ducting and pipe supports on three Sasol Secunda shutdowns, working 12-hour shifts under permit-to-work rules
- Train and supervise two boilermaker apprentices in the workshop
Boilermaker (contract)
- Replaced boiler tubes and repaired pressure parts during outages at Matla and Kriel power stations
- Welded tube butt joints in the 6G position, with welds passing X-ray inspection
- Worked inside boilers in confined spaces with gas testing and standby people
Apprentice Boilermaker
- Completed a MERSETA boilermaker apprenticeship in the mine's engineering workshop
- Repaired chutes, liners, bins and conveyor structures under an artisan's supervision
- Passed the boilermaker trade test in April 2019
Education
N3 Engineering Studies
Subjects: Mathematics N3, Engineering Science N3, Plating and Structural Steel Drawing N3, Industrial Organisation and Planning N3
National Senior Certificate (Matric)
Subjects: Mathematics, Physical Sciences, Engineering Graphics and Design, English First Additional Language, isiZulu Home Language, Life Orientation
Skills
- Reading engineering drawings
- Marking off and layout development
- Plate cutting, rolling and fabrication
- SMAW, MIG/MAG, TIG and flux core welding
- Coded welding to ASME IX
- Boiler tube and pressure part repairs
- Working at heights and in confined spaces
- Supervising apprentices
Certificates
- Trade Test Certificate (Red Seal), Boilermaker, Accredited trade test centre, 2019
- Coded Welder Test, ASME IX, SMAW and GTAW pipe, 6G, Approved inspection authority, 2026
- Working at Heights and Confined Space Entry, Accredited safety training provider, 2025
Achievements
- No lost-time injuries in seven years on workshops, mines and shutdowns
- All tube welds passed X-ray inspection on the 2020 Matla outage
Personal details
- Driver’s licence:
- Code C1 (Code 10)
- Own transport:
- Yes
- Nationality:
- South African
- Languages:
- isiNdebele (Home language), English (Fluent), isiZulu (Fluent), Afrikaans (Good)
- Notice period:
- One week
- Availability:
- Available for shutdowns at short notice, shift work and work away from home
References
Gerhard Pretorius
017 555 0362
Bongani Zulu
017 555 0284