Mustofa Sukirno Yasawikarta
About
Experienced Welder and Fabricator with over 16 years of experience in the international mining and drilling industry, specializing in fabrication, welding, and repair of steel structures and heavy equipment. Highly experienced in working in high-risk environments with strict HSE standards, proficient in reading engineering drawings and WPS, and able to work effectively within multinational teams.
Work Experience
Welder and Fabricator
Performed fabrication, repair, and maintenance of mining heavy equipment components in accordance with company SOP. Carried out welding activities (SMAW/FCAW/GMAW/SAW/GTAW/OAW), cutting, gouging, fitting, and assembly. Performed maintenance and repair on Dump trucks CAT773/777D/785C/789C, Articulate Dump trucks CAT740/CAT40B, Dozers CAT 14H/14M/16H/16M, Compactor CAT SCT CS533, Excavators Hitachi ZX330/ZX870/EX1200/EX1900/EX2500/EX3600/EX5500, Komatsu HD785-7/PC200/PC300, Excavators Liebherr R9250/R9350/R984, Loaders. Conducted inspection for crack damage with visual check and Liquid Penetrant Testing/NDT. Wrote and maintained Standard Operating Procedures (SOP) and Job Safety Environmental and Analysis (JSEA). Involved in preventive and breakdown maintenance of mining production units.
Welder and Fabricator (Division Surface Engineering)
Worked in the Surface Engineering division performing welding and fabrication tasks.
Welder and Fabricator
Performed fabrication, repair, and maintenance of steel structures for drilling equipment and supporting facilities. Carried out welding activities (SMAW/FCAW/GMAW/GTAW/OAW), cutting, gouging, fitting, and assembly in accordance with engineering drawings and WPS. Repaired and reinforced rig components, skids, frames, platforms, handrails, pipe supports, and other steel structures. Conducted preventive maintenance and breakdown repairs to minimize operational downtime. Performed pre-start inspections of tools, equipment, and work areas. Implemented HSE standards (Permit to Work, JSA, PPE) in high-temperature and high-risk working environments. Collaborated with Supervisors, Welding Inspectors, Mechanical Technicians, and international project teams.
Welder and Fabricator
Worked as supply welder and fabricator for PT. Petrosea (September 2012 - July 2014) and PT. Tambang Raya Usaha Tama (July 2014 - January 2017).
Freelance Welder and Fabricator
Freelance welding and fabrication work including fabrication of fuel tank capacity 40 KL. Projects at Petrosea Offshore Supply Base (POSB) East Kalimantan and Winning Pioneer East Kalimantan.
Education
Senior High School Diploma - Major: Electronic Technology
Major: Electronic Technology