Ship Management
Aligning marine, technical, crewing and commercial priorities to strengthen vessel readiness, resource coordination and operational reliability.
MARITIME OPERATIONS & SHIP MANAGEMENT
Maritime Operations & Ship Management Leader
Turning experience into better decisions, stronger systems and improved performance.
25+
Years of Experience
Sea to Shore
Operational Perspective
Rosimon Midjaja
Master Mariner
Maritime Operations & Ship Management
EXECUTIVE PROFILE
Experience built at sea. Leadership developed ashore.
My professional journey began at sea, progressing through operational responsibilities to Master Mariner before transitioning into shore-based leadership and ship management.
Experience across vessel operations, safety management and complex maritime projects continues to shape my leadership approach: practical, risk-aware, disciplined and focused on operational reliability.
WHAT I LEAD
Leadership across the ship management ecosystem.
Effective ship management is built on the integration of operations, people, technical reliability, safety, compliance and business priorities. My focus is on connecting these disciplines into a coherent system that supports vessel readiness, operational control and sustainable performance.
Marine Operations
Coordinating offshore support, AHTS, DP, crew boat, towing and specialized marine operations in demanding operational environments.
Safety & Compliance
Embedding operational discipline through safety management, regulatory compliance, ISM, ISPS, applicable IMO requirements, OCIMF practices and vetting readiness.
People & Leadership
Building capable multidisciplinary teams, strengthening accountability and aligning shipboard and shore-based personnel around shared operational objectives.
System Improvement
Improving processes, maintenance practices, governance and workflows to establish consistent execution and reduce reliance on individual knowledge.
Digital Perspective
Exploring how data, digital tools and connected systems can improve operational visibility, accountability and the quality of decisions.
OPERATIONAL THINKING
Experience becomes valuable when it improves how we think, decide and lead.
My leadership perspective has been shaped by years at sea, managing vessels and leading shore-based maritime operations.
Experience builds knowledge, but knowledge alone does not guarantee better outcomes. Leadership requires the ability to see the wider system, understand the consequences of decisions and turn operational lessons into sustainable improvements.
Observe before deciding
Understand the operation, the people involved and the underlying conditions before determining the right response.
Improve the system, not only the symptom
Lasting improvement addresses the processes, responsibilities and organizational conditions that allow recurring problems to persist.
Connect operations with strategy
Operational decisions must account for safety, reliability, commercial priorities and the organization's long-term capability.
A practical framework for better operational decisions.
Explore My Operational ThinkingEXECUTIVE EXPERIENCE
Experience across complex maritime environments.
More than 25 years of combined seagoing and shore-based experience spanning ship management, marine operations, operational assurance and specialized maritime projects.
Ship Management Leadership
Coordinating marine, technical, crewing and safety priorities to support vessel readiness, regulatory compliance, operational reliability and fleet performance.
Offshore & Specialized Operations
Experience across AHTS and AHT vessels, DP operations, crew boats, towing activities, and submarine cable-laying and restoration projects.
Marine Governance & Compliance
Supporting operational assurance, safety management and inspection readiness across applicable ISM and ISPS requirements, IMO regulations, Class and Flag State requirements, PSC inspections, and relevant OCIMF frameworks and assessment programmes.
Complex Maritime Projects
Involvement in vessel delivery, newbuilding supervision, dry docking, repairs, preventive maintenance, ocean towing and specialized marine operations.
EXECUTIVE
VALUE
Selected Executive Achievements
Practical leadership shaped by complex operations, critical decisions and a continuous focus on improvement.
SHIP
MANAGEMENT
Leadership & Operational Governance
Coordinating multidisciplinary ship management functions across Marine, Technical, HSE, Crewing and supporting teams to sustain vessel readiness, compliance and operational continuity.
VESSEL
READINESS
From Reactive Response to Structured Management
Applying an integrated management perspective to vessel condition, maintenance, crewing, compliance, documentation and project requirements to support more informed readiness decisions.
Case study in development
CABLE
SHIP
Complex Marine Project Coordination
Coordinating vessel readiness, technical requirements, HSE, crewing, permits and project interfaces in the demanding environment of submarine cable restoration.
Case study in development
MARINE
OPS
Anchor Handling, Ocean Towing & Operational Planning
Integrating towing arrangements, vessel suitability, crew, logistics, weather considerations and operational monitoring into a structured approach to long-distance towing operations.
Case study in development
GOVERNANCE
Safety, Compliance & Operational Assurance
Applying a risk-aware approach to safety management, regulatory compliance, Class and Flag State requirements, PSC readiness, and applicable inspection and assessment frameworks.
SYSTEMS
Turning Operational Experience into Better Systems
Applying operational lessons to process improvement, clearer responsibilities, better information visibility and practical digital solutions that support structured management and decision-making.
SELECTED PROJECTS
Complex operations. Practical leadership.
Selected examples of maritime projects and operational initiatives involving planning, vessel readiness, risk management and cross-functional coordination.
SPECIALIZED MARINE OPERATIONS
Submarine Cable Operations
Supporting submarine cable-laying and restoration activities through vessel readiness, offshore coordination, operational planning and alignment between marine teams and project requirements.
Marine
Operations
Vessel
Readiness
Project
Coordination
PROJECT
EXPERIENCE
Project profile in
development
MARINE OPERATIONS
Ocean Towing Operations
Applying structured planning to long-distance towing operations involving non-self-propelled vessels, towing arrangements, passage planning, weather considerations and operational risk management.
Passage
Planning
Risk
Management
Operational
Execution
PROJECT
EXPERIENCE
Project profile in
development
SHIP MANAGEMENT
Vessel Readiness & System Improvement
Connecting vessel condition, maintenance, documentation, inspection requirements and operational responsibilities into a more structured approach to readiness and management decisions.
Operational
Reliability
Compliance
System
Improvement
OPERATIONAL
INITIATIVE
Project profile in
development
Each project reflects the importance of disciplined planning, operational awareness and coordinated execution.
View Project PortfolioINSIGHTS & PUBLICATIONS
From operational experience to documented thinking.
Some experiences solve immediate problems. Others leave lessons that can improve the way we think, decide and lead. Documenting those lessons helps turn individual experience into knowledge that others can learn from.
EXPERIENCE. REFLECTION. OPERATIONAL THINKING.
FEATURED
BOOK
The Journey of an Operational Thinking
A reflection on how experience, observation, operational challenges and leadership gradually shape the way we understand problems and make decisions.
This book explores the journey from practical experience to deeper understanding, connecting operational lessons with the principles that shape judgment, discipline, culture, leadership and legacy.
Reality
Discipline
Culture
Leadership
Legacy
Explore the Book
Visit the digital library
LET'S CONNECT
Building stronger maritime operations through experience, leadership and operational thinking.
Open to professional conversations around ship management, marine operations, fleet performance, operational leadership and complex maritime projects.