Liberty Raymond Maunze

[email protected] • +258 84 264 7056 • Bairro Trangapasso, Cidade de Chimoio, Mozambique

LinkedIn: www.linkedin.com/in/liberty-maunze-4a13a411b

PROFESSIONAL SUMMARY

Dynamic Senior Mechanical and Marine Engineer with over 12 years of proven expertise in optimizing Heavy Earth Moving Machinery (HEMM) and marine propulsion systems across mining and offshore operations. Successfully led maintenance initiatives that resulted in a 20% reduction in downtime and a 15% increase in operational efficiency in high-demand environments like Tete and Cabo Delgado. Certified First Engineer Officer by Instituto Nacional do Mar, Mozambique, I excel in engine room operations, maintenance planning, and safety compliance, ensuring peak performance and adherence to industry standards.

WORK EXPERIENCE

Interim Chief Engineer – Tug Boat 700KW

06/2025 - Present

Civitas Partners Shipping , Mocimboa da Praia, Mozambique

• Led engine room operations for a 700KW tug boat, ensuring optimal performance of propulsion systems and generators, resulting in a 20% increase in operational efficiency over six months

• Supervised a team of engineering professionals, including 2nd Engineers and Oilers, fostering a collaborative environment that improved team productivity by 30%

• Implemented rigorous preventive and corrective maintenance strategies, achieving a 15% reduction in equipment downtime and enhancing overall safety compliance by 25%

• Spearheaded the integration of advanced monitoring technologies, leading to proactive fault detection and a significant decrease in emergency repairs, contributing to a safer work environment

Marine Maintenance Mechanic

05/2024 - 05/2025

Civitas Partners Shipping , Nacala Porto, Mozambique

• Overhauled Cummins, Perkins, and CAT marine auxiliary engines, achieving 15% improved reliability

• Repair Outboard and Onboard motors (Yamaha, Suzuki, Baudouin, CAT, Cummins etc)

• Delivered multi-skilled services including welding, HVAC, carpentry, and painting

• Implemented fleet maintenance strategies covering trucks, trailers, and plant equipment

Workshop Supervisor

11/2022 - 04/2024

Unitrans Africa , Tongaat Hullet / Mafambisse, Mozambique

• Supervised 25 permanent staff and 18 seasonal employees

• Increased fleet availability by 20% through preventive maintenance strategies

• Oversaw maintenance of Mercedes trucks, Liebherr, JCB, CAT, Shackman, and agricultural equipment

Cummins Power Generation/Hyundai Technician

10/2021 - 10/2022

Equator Equipamentos SA , Matola, Mozambique

• Repaired and maintained Cummins, Weichai, Baudouin and Perkins Generators (17–750 KVA)

• Performed warranty administration, inventory control, and customer technical training

• Repair Baudouin Engines on board a dredger

• Identify new business opportunities to support future growth

• Conducted PDIs on forklifts, loaders, excavators, and Cummins generators

Workshop Supervisor

01/2021 - 09/2021

Unitrans Africa , Tongaat Hullet / Mafambisse, Mozambique

• Repaired Bell and John Deere agricultural and construction engines

• Utilized electronic diagnostic tools (Insite, Service Advisor, OBD-2, Web-Gpi, JLG analyzer)

• Reduced downtime and improved fleet availability through advanced troubleshooting

On-Site Engine Technician / Product Support

02/2019 - 12/2020

Cummins Mozambique Lda , Vulcan Coal Mine / Tete, Mozambique

• Repaired 3000 KVA Generator with QSK78 Cummins engine

• Diagnosed faults on QSK60 MCRS engines and calibrated ECMs using Insite

• Worked on large mining excavators (Hitachi EX8000, Komatsu PC8000, CAT 6090FS)

Diesel Mechanic / MEWP Automotive Technician

07/2017 - 01/2019

Eazi Access Rental , Vulcan Coal Mine / Tete, Mozambique

• Supervised four technicians and achieved high first-time fix rate

• Conducted PDIs on Manitou, Toyota forklifts, JLG and Genie lifts

• Performed engine and electrical troubleshooting using diagnostic tools

Cat Excavator Mechanic / HD Mechanic

01/2014 - 06/2017

Tata Voltas Lda , Vulcan Coal Mine / Tete, Mozambique

• Replaced major components on CAT 6090 / Bucyrus RH400 excavators

• Performed undercarriage assemblies (rollers, sprockets, track chains)

• Conducted hydraulic and lubrication system inspections

Diesel Plant Fitter Trainee

01/2012 - 12/2012

Central Mechanical Engineering Dept , Mutare, Zimbabwe

• Performed preventive maintenance on CAT dozers and graders

• Repaired Nissan UD trucks braking, gearbox and suspension systems

• Disassembled and reassembled transmissions and differentials

EDUCATION

ISO 45001 Occupational Health & Safety Management

01/2022 - 01/2023

Knights of Safety Academy, UK

Forklift Truck Safety Awareness

01/2022 - 01/2023

Knights of Safety Academy, UK

Business Administration Certificate

01/2022

ASEAN, Dublin, Ireland , Dublin, Ireland

Cummins Engine Certification (ISM/QSM & ISB/QSB)

01/2020 - 01/2022

Cummins Power Hub, South Africa , South Africa

Skilled Worker Certificate Class 2 Artisan Diesel

01/2011 - 01/2013

Registrar of Apprenticeship, Zimbabwe , Zimbabwe

GCSEs – Ordinary Level Certificate

01/2006 - 01/2009

Ellise Gledhill Secondary School, Zimbabwe , Zimbabwe

SKILLS

CERTIFICATIONS

ISO 45001 Occupational Health & Safety Management

01/2023

Knights of Safety Academy, UK

Forklift Truck Safety Awareness

01/2023

Knights of Safety Academy, UK

Business Administration Certificate

01/2022

ASEAN, Dublin, Ireland

Cummins Engine Certification (ISM/QSM & ISB/QSB)

01/2022

Cummins Power Hub, South Africa

Skilled Worker Certificate Class 2 Artisan Diesel

01/2013

Registrar of Apprenticeship, Zimbabwe