AMILCAR HENRIQUE DE ALMEIDA JUNIOR
São Mateus, ES
Summary
Senior Subsea Supervisor with expertise in subsea well control and equipment performance. Led teams in maintenance planning, operational readiness, and well control routines, ensuring safety and compliance. Demonstrated clear communication with clients and crews, and applied strong technical judgment in troubleshooting and time-sensitive operations.
Overview
37
37
years of professional experience
Work History
Senior Subsea Engineer
RigCore
Houston
01.2021 - Current
- Working as part of the RigCore team performing operations, surveys, procedures, and maintenance of BOP, Choke and Kill manifolds, Diverter, risers, slip joints, tensioners, control systems, compensators, and other WC equipment, following client PMS guidelines and industry Best Practices during EOWM, shipyard projects, and upgrades.
- Project Lead for the 10-year recertification of Well Control Equipment on the Valaris DS-8 6th Generation ultra-deepwater drillship (12,000 ft) based at Las Palmas Shipyard — March to December 2023.
- Experience includes Subsea Surveyor on Stena Forth, Egypt (2022/2023) and Saipem Scarabeo 9, Angola (Mar -Oct 2022), performing BOP quality assurance, pressure testing, and real - time monitoring with Aquila DPT & RTM on Cameron TL and NOV NXT BOPs, and Senior Subsea on Valaris DS - 4, Las Palmas (Jan 2022) for DS - 4 reactivation on NOV NXT BOP.
- Developed practical skills in managing BOP systems to ensure operational efficiency.
- 500+ operational hours on NOV equipment in 2025
- 700+ operational hours on HMH equipment in 2025
- 730+ operational hours on CAMERON equipment in 2025
Senior Subsea Engineer
Grupo R International
12.2020 - 01.2021
- Prepared and deployed BOPs in water depths up to 10,000 ft. Supervised and performed maintenance on Cameron 6th Gen MUX System Mark III 120 Pods with HMI Touch Screen Controls, TL 15K BOP with ST Locks, and Hydril FS - 2100 Diverter systems.
- Managed Aker DAT 5,000 Kips Tensioners with Trip Saver System, Aker CMC - AHC Crown, Drill View Monitoring Systems, 21" Clip Riser, and Cameron Load King Riser Systems.
- Utilized AMOS II for maintenance and inventory control.
Senior Subsea Supervisor
Transocean
07.2019 - 12.2020
- Led end - of- well maintenance for Petrobras 10,000 and Deepwater Corcovado drillships.
- Planned and executed preventive maintenance and five - year overhauls of BOPs, choke manifolds, riser joints, and diverter systems.
- Supervised and trained subsea teams in BOP pre - deployment testing and mandatory pressure testing procedures.
- Ensured documentation and traceability in SAP.
Senior Subsea Engineer
Grupo R International
04.2013 - 08.2018
- Executed BOP deployments in 10,000-ft water depths and maintained Cameron Mark III MUX Systems to ensure operational reliability.
- Oversaw planning and execution of five-year recertifications for Cameron, Hydril, and Aker equipment, collaborating with OEM engineers and DNV for compliance.
- Managed Hydril FS-2100 Diverter, Aker DAT Tensioners, AHC Crown, Drill View Monitoring, and riser systems using AMOS II to support drilling operations.
Senior Subsea Supervisor
Queiroz Galvão
02.2010 - 04.2013
- Operated multiple 6th Gen drillships and semi-subs, supervising maintenance and testing of Hydril and Shaffer MUX systems, 15K BOPs, diverters, tensioners, and connectors to ensure operational readiness.
- Ensured compliance with client standards while managing spare parts inventory, minimizing downtime.
- Key rigs: Amaralina Star, Alpha Star, Atlantic Star, Lone Star, Gold Star.
Subsea Supervisor / Night Subsea / Assistant Subsea
Pride International (Ensco)
10.2005 - 02.2010
- Supervised maintenance of Cameron MUX Systems (Mark I -III) and TL 10K BOPs with Ram Locks to ensure operational reliability.
- Overhauled BOPs, CMCs, tensioners, and diverters for deepwater upgrades (to 5,850 ft).
- Conducted riser seal replacements, manifold valve maintenance, and pressure testing to ensure well control readiness.
- Managed inventory in Maximo and JD Edwards, optimizing spare part availability for project demands.
Chief Mechanic (Land Rig)
UNAP S/A
Brazil Operations
07.1997 - 09.2005
- Supervised and performed preventive and corrective maintenance on key drilling systems and equipment.
- Maintained National 610M drawworks, including chain compound application and related components.
- Performed maintenance on Caterpillar engines (D-3412, D-379, D-399).
- Maintained Continental/Ensco F-1000 mud pumps.
- Maintained NOV Rotary Table and associated drilling equipment.
- Maintained 5,000 psi Cameron choke manifold with SWACO remote control panel.
- Supported maintenance of 13-5/8” 5,000 psi Cameron TL BOP (manual locks) and Hydril GK 13-5/8” annular preventer.
- Maintained kelly spinner, crown block, travelling block, and other rig components.
- Managed critical spare parts availability to prevent downtime and keep drilling operations running continuously.
Owner Mechanic
ALMEC S/A
São Mateus
08.1991 - 06.1997
- Managed day-to-day workshop operations, including administration, planning, and customer service.
- Performed preventive and corrective maintenance on cars, trucks, and heavy tractors.
- Diagnosed and repaired diesel and gasoline engines.
- Maintained and serviced centrifugal pumps.
- Repaired and maintained agricultural implements and related mechanical systems.
- Provided maintenance support for industrial equipment used by local sugar and ethanol industries.
Assistant Mechanic → Mechanic
ARACRUZ FLORESTAL S/A (Celulose Company)
São Mateus
01.1989 - 07.1991
- Completed a 1,200-hour Trainee Assistant Mechanic program provided by Aracruz Florestal.
- Supported preventive and corrective maintenance activities on mechanical equipment and workshop systems.
- Assisted senior mechanics with inspections, troubleshooting, repairs, and parts replacement.
- Progressed from Assistant Mechanic to Mechanic based on performance and technical development.
Education
Technician - Mechatronics
CEABRA
Serra – ES, Brazil01-2007
Technician - Accounting
M.D Cunha Comm. College
Pedro Canário – ES, Brazil01-1986
Skills
- BOP maintenance
- Subsea systems
- Operations management
- Problem-solving
- Team collaboration
- risk assessment
- Strategic planning
- Team building
Performance Feedbacks
- Senior Subsea - Valaris - DS-15, 10/01/25, Amilcar did an outstanding job running the crew and removing all the bonnets in a safe and efficient way.
- Subsea Supervisor - Seadrill - West Vela, 08/01/25, Amilcar is a top performer. Always finding tasks to continue the work.
- TSC Well Control Specialist - Valaris - DS-16, 06/01/25, Amilcar simply made my job easier. Extremely knowledgeable, always thinking two or three steps ahead.
Professional Development Courses
- Mechanic technician
- Bosiet
- Cameron Hybrid Course - Houston TX
- Rig Pass
- NOV KRS1110 Motion Compensator
- Comp Air HP Compressor Course
- Drill Through Equipment
- Subsea Course
- Bahamas Seaman Book
- OGUK
Timeline
Senior Subsea Engineer
RigCore
01.2021 - Current
Senior Subsea Engineer
Grupo R International
12.2020 - 01.2021
Senior Subsea Supervisor
Transocean
07.2019 - 12.2020
Senior Subsea Engineer
Grupo R International
04.2013 - 08.2018
Senior Subsea Supervisor
Queiroz Galvão
02.2010 - 04.2013
Subsea Supervisor / Night Subsea / Assistant Subsea
Pride International (Ensco)
10.2005 - 02.2010
Chief Mechanic (Land Rig)
UNAP S/A
07.1997 - 09.2005
Owner Mechanic
ALMEC S/A
08.1991 - 06.1997
Assistant Mechanic → Mechanic
ARACRUZ FLORESTAL S/A (Celulose Company)
01.1989 - 07.1991
Technician - Mechatronics
CEABRA
Technician - Accounting
M.D Cunha Comm. College