Occupational Health Leader & Physician

Dr. Mahzan Bin Haron

Designs and leads large‑scale occupational health systems—HIA, remote site medical services, compliance, and pandemic readiness—for complex projects.

ROLE:

Occupational Health Leader & Physician

EMAIL:

info@traininghub.com.my

PHONE:

+603 2715 7035

Professional Bio

Dr. Mahzan is an occupational health physician with deep experience building medical governance for mega projects and high‑risk operations. He has led health strategy in public hospitals, NIOSH, academia, Shell (Malaysia & Singapore), and PETRONAS’ Pengerang Integrated Complex (PIC). His track record spans HIA, remote healthcare delivery, union and regulator engagement, and enterprise health IT initiatives. He is known for pragmatic stakeholder management and for turning complex regulatory, clinical, and contractor networks into reliable, measurable health systems.

Responsibilities

Architect and govern end‑to‑end occupational health programs for large projects.
Lead Health Impact Assessments (HIA) and embed mitigations into project execution.
Scope, procure, and manage medical service providers (clinics, ambulances, staffing, KPIs).
Coordinate with ministries/regulators (e.g., MOH, MOM/DOSH) on compliance and standards.
Plan pandemic/outbreak readiness and manage clinical response across sites.
Oversee fitness‑to‑work, MRO processes, incident review, and Tripod Beta investigations.
Build and coach PMC/contractor medical teams; standardize documentation and audits.
Drive health data/IT initiatives, reporting, and executive communication.

Experience

Dr. Mahzan began his career in public hospitals and a rural district posting after earning his MBBS (1993). Following years in general practice, he completed a Master in Occupational Medicine (NUS, 2002), with subsequent stints at NIOSH Malaysia and Universiti Malaysia Sarawak. At Shell, he served in Malaysia Upstream and later as Singapore Health Manager, closing an office clinic (with union engagement), leading a multi‑year health & wellness program to national awards (bronze 2008, silver 2010, gold 2013), managing the H1N1 outbreak (2009), and architecting/implementing “One Health” IT in Singapore. Since 2015, he has led Occupational Health for PETRONAS RAPID/PIC, standing up PMC medical governance, a Central Medical Facility contract (>RM100M scope), a 24/7 multi‑ambulance service, and a close MOH partnership while coordinating ~30 doctors, an Emergency Medicine specialist, ~70 nurses/paramedics, and 18 ambulances across a 65,000‑worker greenfield.

Credentials

Professional Certifications
- Malaysian Medical Council — Registered
- Occupational Health Doctor (DOSH, 2016)
- Medical Review Officer — Shell Health Services (2007); AOEMM (2013)
- American Board of Independent Medical Examiners (2007)
- Member — Academy of Family Physicians Malaysia
Training & Seminars
- Individual Training Course in Mental Health — JICA, Japan (2003)
- Health Impact Assessment — 2002 (KL), 2012 (The Hague), 2017 (KLCC, PETRONAS Group HSE)
- Tripod Beta Practitioners Course (2007, 4 days)
- Defensive Driving (2016)
- Confined Space Entrant (2018)
- Permit to Work for Commissioning (2018)
- SIRIM Internal Audit (2018)
Qualifications
- MBBS — University of Malaya
- Master of Medicine (Occupational Medicine) — National University of Singapore (2002)
- Diploma in Family Medicine — Academy of Family Physicians Malaysia (2013)

Skills

Occupational health strategy, governance, and program management0%

Health Impact Assessment (HIA) and risk mitigation planning0%

Remote/onsite medical operations, clinic setup, and contractor integration0%

Pandemic/outbreak management and emergency medical planning0%

Regulatory engagement (MOH/MOM/DOSH), audits, and compliance0%

Tripod Beta incident analysis; MRO, fitness‑to‑work decisions0%

Contracting, scopes of work, vendor KPIs, and performance oversight0%

Stakeholder/union engagement, change leadership, and executive communication0%

Counseling and staff wellbeing advocacy; cross‑agency collaboration0%

Career Timeline

1993

MBBS (UM); public hospital rotations and rural district posting

1990s

General practitioner (several years)

2002

M.Med (Occupational Medicine), NUS; roles at NIOSH Malaysia & UNIMAS

2006-2013

Shell — Malaysia Upstream (2 yrs), Singapore Health Manager (7 yrs)

2008/2010/2013: Health & Wellness Awards (Bronze/Silver/Gold) — Singapore HPB
2009: H1N1 outbreak management; “One Health” IT architect & Singapore implementation

2013–2014

Family focus; pursued Family Medicine (AFPM Diploma)

2015–Present

Head of Occupational Health, PETRONAS RAPID → Pengerang Integrated Complex (PIC)

Built PMC medical governance, Central Medical Facility contract (>RM100M), 24/7 response
Established working partnership with MOH; sustained large, multi‑contractor medical operations

2017–2018

SPE APAC HSSE SR Conference panelist/presenter; PIC Food/Water Safety & Vector‑Borne workshops; state‑level collaborations and expo participation

Presentations & Publications (Recent)

SPE APAC HSSE SR Conference (Apr 2017): Panelist & presenter — Remote Health Care in Remote Environments
MCHAF Meeting (Jul 2017): Organiser & presenter — RAPID Project Overview
PIC Workshops (2017): Food & Water Safety; (2017) Vector‑Borne Diseases with MOH

Additional Contributions

MCHAF member; re‑applying AOEMM membership
Led justifications for PIC ambulance donation via PETRONAS Dana Assyakirin
Ad hoc task force member on workers’ camp/community issues
Scoped, functionally designed, and drove licensing/contracting for Central Medical Facility (>RM100M)