EMMANUEL ROJAS
Houston,USA
Summary
With more than 11 years of experience, i am a driven and skilled marine engineer with extensive hands-on experience from cadet to sole engineer roles. Proven expertise in safety compliance, time management, and maintenance of complex systems, including diesel engines and hydraulic systems, ensuring optimal performance and reliability. Successfully managed operations on multiple vessels, demonstrating adaptability in diverse environments. Committed to delivering high-quality engineering solutions that enhance operational efficiency and safety. Flexible hard worker ready to learn and contribute to team success. Highly adaptable marine engineer with successful track record of completing projects on time and within budget. Ambitious attitude and mind that can "think outside the box." Experienced in building mechanical and electrical systems for vessels.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Field Service Engineer
Goltens
08.2025 - Current
- Performed onsite installation, modification and maintenance of systems and equipment.
- Examined faulty equipment, interpreted reports and analyzed customer complaints to diagnose equipment malfunction.
- Disassembled and reassembled complex machinery to repair or replace worn or malfunctioning components.
- Enhanced customer satisfaction with prompt and efficient troubleshooting of complex technical issues.
- overhauling all diesel engine size.
- Established strong relationships with customers through clear communication and consistent follow-up on outstanding issues.
- Scheduled service calls according to customer location and urgency of need.
Sole Engineer
M.Y LOOSE ENDS, M.Y AVALINA
03.2023 - 12.2024
- maintenance schedules for marine machinery optimize performance and reliability.
- Implemented energy-efficient practices that resulted in a measurable reduction in fuel consumption.
- With regulatory bodies to ensure compliance with international maritime standards.
- Led troubleshooting efforts during emergencies, effectively resolving issues to ensure vessel safety.
- Daily operations in the dry dock facility, ensuring timely maintenance and repair of vessels.
- GENS 65 KW KOHLER, M/E M.T.U. V12 4000, and CAT 3406.
- I generated engineering documentation and oversaw design projects.
- I calibrated scientific or technical equipment.
3rd Engineer
BERNHARD SCHULTE SHIPMANAGEMENT
09.2022 - 12.2022
- Assist in supporting senior engineers in troubleshooting and repairing mechanical and electrical systems to enhance vessel performance.
- Monitoring equipment performance and conducting routine inspections to identify potential issues before they escalate.
- The operation and maintenance of machinery on board, ensuring adherence to safety regulations and standards.
- Document maintenance activities and machinery performance metrics to support continuous improvement initiatives.
- Use diagnostic tools and software to analyze machinery performance, and develop solutions for efficiency improvement.
- E.O.W. during oil operations went loading and discharging.
- GENS MAN, M/E MAN B&W 2 STROKE.
- I maintained complete records of engineering department activities.
3rd Engineer
SPRING MARINE SHIPMANAGEMENT
12.2020 - 05.2022
- Third engineers from different companies have the same duties on vessels, assisting and supporting senior engineers in troubleshooting and repairing mechanical and electrical systems to enhance vessel performance.
- Few times, the main engine overhaul involved removing the piston for a new one, monitoring equipment performance, and conducting routine inspections to identify potential issues before they escalated.
- The operation and maintenance of machinery on board, ensuring adherence to safety regulations and standards.
- Document maintenance activities and machinery performance metrics to support continuous improvement initiatives.
- Use diagnostic tools and software to analyze machinery performance, and develop solutions for efficiency improvement.
- E.O.W. during oil operations went loading and discharging.
- GENS YANMAR, M/E MAN B&W.
5th and 4th Engineer
BERNHARD SCHULTE SHIPMANAGEMENT
12.2015 - 09.2018
- Assist in the operation and maintenance of machinery and equipment on board vessels, ensuring compliance with safety and environmental regulations.
- Perform routine inspections and troubleshooting of engine room systems, contributing to the overall reliability and efficiency of operations.
- Support senior engineers in carrying out repairs and maintenance tasks, enhancing the skills necessary for future career advancement.
- Collaborate with crew members to execute planned maintenance schedules, resulting in reduced downtime and improved vessel performance.
- Monitoring fuel consumption, and assisting in the optimization of fuel management strategies, contributes to cost savings and environmental sustainability.
- Bunker operations and E.O.W. for oil operations.
- GENS HYUNDAI , M/E B&W.
Cadet Engineer and 4th Engineer
ALTOMARE S.A
03.2014 - 11.2015
- Participate in hands-on training sessions, gaining practical experience with engineering tools and software.
- Assist in fieldwork activities, collecting data, and performing tests to validate design concepts.
- Support the implementation of quality control measures, enhancing the reliability of engineering solutions.
- Assist in troubleshooting engineering problems, contributing to effective, and innovative solutions.
- Participated in continuous learning opportunities, expanding knowledge of emerging trends in the engineering field.
- I maintained complete records of engineering department activities.
- GENS YANMAR, M/E MAN B&W.
- Managed maintenance of propulsion, service and domestic systems.
- I kept engine rooms clean and ready for inspection by internal and external authorities.
Motorman
OLA CRUISES
11.2009 - 04.2010
- Responsible for the maintenance and repair of the ship's machinery and systems, including the main engines, auxiliary engines, generators, and other vital equipment.
- Auxiliary Generators MAN, M/E, 18-cylinder Pielstick.
- I assisted with the operation and maintenance of cruise ship lifeboats and rescue boats, drained swimming pools, and repaired and maintained hydraulic equipment and valves.
Motorman
CONFERRY
04.2009 - 07.2009
- Responsible for the maintenance and repair of the ship's machinery and systems, including the main engines, auxiliary engines, generators, and other vital equipment.
- Auxiliary Generator CAT, Main Engine M.T.U.
Cadet Engineer
PETROSUCRE S.A
11.2008 - 02.2009
- Assist in the operation and maintenance of the F.S.O. engine room machinery, learning about the various systems and equipment.
- Participating in safety and emergency procedures.
- This includes assisting with maintenance tasks, monitoring equipment performance, and learning about the different systems that power the vessel, especially the steam system cargo oil pump.
- The F.S.O. has 4 steam cargo pumps, 3 steam gens, and a diesel Hyundai auxiliary generator.
- I updated daily logs and submitted timely reports of team activities and materials usage.
- I maintained complete records of engineering department activities.
- I kept engine rooms clean and ready for inspection by internal and external authorities.
Education
MBA -
Caribbean Maritime University
Caracas, Venezuela07-2015
MBA -
University Institute of Technology of The Sea
Punta de Piedras, Venezuela12-2010
Skills
- Piping
- welding
- Dry-dock vessel inspections and surveys
- Safety compliance
- Time management
- Adaptability
- Purifiers
- Pumps
- Diesel engines
- Refrigeration
- Steam system
- Gas turbine
- Electrical
- Engineering documentation
- Environmental compliance
- Fluid mechanics
- Safety drills
- HVAC system engineering
- Computer skills software
- Turbocharger
- Electric Motor
- Equipment installation
- Troubleshooting and repair
- On-site support
- Service documentation
- System diagnostics
- Project management
Accomplishments
- Excellent Health
- Full Vaccination
- Green Card
- Driver License
- TWIC Card
Certification
- S.T.C.W 2010
- Second Engineer Unlimited III/1
- Merchant Marine Credential
Languages
English
Native/ Bilingual
Spanish
Native/ Bilingual
Timeline
Field Service Engineer
Goltens
08.2025 - Current
Sole Engineer
M.Y LOOSE ENDS, M.Y AVALINA
03.2023 - 12.2024
3rd Engineer
BERNHARD SCHULTE SHIPMANAGEMENT
09.2022 - 12.2022
3rd Engineer
SPRING MARINE SHIPMANAGEMENT
12.2020 - 05.2022
5th and 4th Engineer
BERNHARD SCHULTE SHIPMANAGEMENT
12.2015 - 09.2018
Cadet Engineer and 4th Engineer
ALTOMARE S.A
03.2014 - 11.2015
Motorman
OLA CRUISES
11.2009 - 04.2010
Motorman
CONFERRY
04.2009 - 07.2009
Cadet Engineer
PETROSUCRE S.A
11.2008 - 02.2009
MBA -
Caribbean Maritime University
MBA -
University Institute of Technology of The Sea