Zvlcar Nain

Certified Mechanical Engineer offering 10+ years of dual expertise in Mechanical Maintenance Management and QA/QC Field Inspection across geothermal power plants, refineries, and offshore/onshore oil & gas platforms.

Core Capabilities: Static &

• Rotating Equipment Integrity, Turnaround (TA) QA/QC Execution, Defect Analysis, Migas Certification/Re-certification, &

• HSE Leadership.  Technical Credentials: Certified Inspector for Pressure Vessels, Rotating Machinery, &

• Pipelines (Migas/BNSP)

• CSWIP 3.0 &

• B4T Welding Inspector

• Radiography Interpretation Level 2.  Track Record: Successfully led maintenance execution for geothermal plant static equipment, managed multi-discipline NDT field operations, and closed out complex project punch lists with zero safety incidents.

Mechanical Lead Static | December 2024 – Present

PT. Supreme Energy Rantau Dedap, South Sumatra

• Asset Management & Overhaul: Lead and execute comprehensive preventive, predictive, corrective, and breakdown maintenance programs for 100% of static mechanical assets within a high-capacity geothermal power plant.

• System Optimization: Command the deployment of IBM Maximo to digitize maintenance tracking, systematically reducing equipment downtime through precise scheduling and historical data analytics.

• Standardization & HSE: Formulate and propose critical Standard Operating Procedures (SOPs) and Work Instructions (WIs) while strictly enforcing HSE management frameworks, successfully maintaining a 100% incident-free operational record.

QA/QC Inspector & Project Representative | March 2014 – December 2024

PT. Titis Sampurna Inspection, Jakarta

• PROJECT FOCUS: Statutory Inspection & Government Certifications (MIGAS / BNSP)
  • Pressure Vessel Integrity: Evaluated Manufacturer Data Books, ITPs, and engineering designs to issue Certificates of Inspection (COI), calculating corrosion degradation rates and remaining life assessments (RLA) under ASME Section VIII.

  • Pipeline Compliance: Conducted thorough visual, dimensional, and ultrasonic thickness checks on major distribution networks, securing official Operating Approvals (PLO) from the Directorate General of Oil and Gas.

  • Rotating Asset Validation: Supervised critical performance metrics (NPSH, vibration, alignment, and RPM) during both Factory Acceptance Tests (FAT) and Site Acceptance Tests (SAT) for heavy-duty pumps and compressors.

• PROJECT FOCUS: Offshore & Onshore Major Project Assignments
  • PHE ONWJ, PHE WMO, & PHE OSES Fast-Track Projects: Served as the dedicated QA/QC Representative managing structural and piping fabrication; successfully cross-checked welder certifications, monitored welding repair rates within strict thresholds, evaluated RT films, and cleared extensive mechanical punch lists to close out non-conformance reports (NCR).

  • PT Badak LNG Bontang Asset Integrity Project (Aug 2022 – Nov 2023): Executed advanced Risk-Based Inspection (RBI) risk assessments for pressure vessels and storage tanks using API 510/570 standards; audited NDT contractor reports (UT, RT, MT) to prepare robust Fitness-For-Service (FFS) documentation.

  • JOB Pertamina Medco E&P CPP Senoro Turnaround Project (Jul – Oct 2021): Managed quality assurance for the EPC mill production and shutdown activities; enforced rigorous material traceability controls and coordinated with sub-contractors on priority structural issues under strict deadlines.

  • JGC Indonesia - Medco Blok AA International Project (Busan, South Korea - Oct 2016): Deployed overseas as the EPC QC Representative at the international fabrication yard; verified component material metallurgy for high-pressure flanges using Positive Material Identification (PMI) and witnessed stringent mechanical destructive testings.

  • PT Santos Geothermal/Oil Project (Sep 2015 – Feb 2016): Appointed as QA/QC and Handover Certificate Package (HCP) Engineer; audited and signed off engineering documentation (MW1, MP1, SF1, PL1 certificates) to seamless transition assets from the construction phase to active operations.

Staff Project PMU PHE ONWJ | February 2013 – June 2013

PT Sucofindo, South Sumatra

• Lifting & Rigging Audit: Critically reviewed and approved heavy-lift technical inspection reports for the PHE Offshore North West Java project to verify structural compliance before asset deployment.

• Field Monitoring: Managed and logged daily performance trackers for third-party QA/QC field inspectors deployed at client operational sites.

Mechanical Trainee | May 2012 – October 2012

PT Indonesia Fibreboard Industry, South Sumatra

• Plant Maintenance: Assisted in real-time mechanical troubleshooting, modification, and alignment of heavy production machinery within the Barker, Boiler, and Refinery areas.

EDUCATION

• Sriwijaya University | Bachelor of Mechanical Engineering (GPA: 2.88/4.00)
  • Major: Machine Production (CAD/CAM Computer-Aided Design)

  • Period: August 2006 – December 2011

PROFESSIONAL CERTIFICATIONS & TRAININGS

MIGAS & BNSP Inspections (Statutory Qualifications)

• Pressure Vessel Inspector | LPK-KPD Migas & BNSP (Valid until Oct 2026 / Jun 2025)

• Rotating Equipment Inspector | LPK-KPD Migas & BNSP (Valid until Jul 2026)

• Pipeline Inspector | LPK-KPD Migas & BNSP (Expired/Refreshment status)

Technical & Engineering Credentials

• CSWIP 3.0 Visual Welding Inspector | TWI Certification Ltd (Expired March 2024)

• Welding Inspector (Comprehensive Level) | B4T Bandung / Ministry of Industry

• Radiography Interpretation Level II | Indonesia Institute of Non-Destructive Testing (Valid until Nov 2028)

• Mechanical Plumbing & Pump Expert (Madya) | LPJK (Expired Nov 2024)

• Acoustic Monitoring with MIDAS Meter (MTP-059) | Score Diagnostics Limited

HSE & Operations Leadership

• Confined Space OSH Technician | Ministry of Manpower / PT Esa Solusi Mandiri (Valid until Apr 2031)

• First-Level Geothermal Operations Supervisor (PPS) | BNSP / LSP Energi Mandiri (Valid until Jun 2030)

• Maintenance Management Training | Fiqry Jaya Manunggal

• Leading Others Effectively | Dale Carnegie Training

• Sea Survival Course | PT Omega Trainindo Mandiri