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Ship Engineers

SOC 53-5031.00Job Zone 3 · Medium Preparationv.26.05

Context coveredThis framework covers shipboard engineering operations aboard commercial cargo, tanker, and inland waterway vessels, spanning propulsion and auxiliary machinery monitoring, maintenance and repair, regulatory compliance, emergency response, and engineering department leadership.

Sources:O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.SkillsCrosswalkSkillsCrosswalk — O*NET enrichment + adjacency index. Opens in new tab.
Emerging
Entry / Apprentice
  1. Engine and machinery gauges — read and record indicator readings under direct supervision while a vessel is underway in coastal waters.
  2. Lifesaving equipment inventory — inspect and document availability according to a provided checklist under officer guidance aboard a commercial vessel.
  3. Engine start-up procedures — follow established protocols to start propulsion engines under close supervision before departure from port.
  4. Emergency drill participation — attend and follow assigned roles during required safety drills under the direction of senior engineering staff.
  5. Basic marine maintenance tasks — assist with routine repairs such as sealing minor leaks or refueling under the guidance of a licensed ship engineer.
  6. Mechanical and electrical components — support maintenance of pumps, winches, and motors by supplying tools and materials to experienced crew members.
  7. Engineering logbooks — complete standardized entries for daily machine operations and activities using vessel-provided templates under supervision.
  8. Equipment malfunction indicators — recognize and report abnormal readings or unusual sounds to senior engineering staff during routine watch duties.
  9. Technical manuals and safety bulletins — read and summarize key procedures relevant to assigned tasks aboard a medium-tonnage commercial vessel.
  10. Basic troubleshooting steps — apply a guided checklist to isolate common equipment faults under the direct instruction of a licensed engineer.
Developing
Mid-level / Established
  1. Engine and auxiliary machinery indicators — monitor and interpret gauge readings independently during underway watches, escalating anomalies to the watch officer on a commercial cargo vessel.
  2. International pollution prevention regulations — verify the availability and condition of pollution preventatives and lifesaving equipment against MARPOL and SOLAS requirements with minimal supervisory review.
  3. Propulsion engine controls — start, regulate, and adjust engine speed and power transmission settings in response to bridge commands during routine voyages.
  4. Mechanical fault identification — conduct systematic operational tests on engines and auxiliary systems to identify malfunction causes and document findings in maintenance records.
  5. Emergency preparedness — lead an assigned station during emergency drills and brief junior crew members on correct procedures aboard a vessel with mixed experience crew.
  6. Marine vessel maintenance — perform general upkeep tasks such as interior finishing, deck maintenance, and fuel transfers with limited oversight on scheduled maintenance cycles.
  7. Motor and pump repair — diagnose and repair electric motors, centrifugal pumps, and related mechanical equipment using standard tools and manufacturer service manuals.
  8. Engineering department records — maintain accurate and up-to-date logs of machinery operations, repair activities, and consumable usage in the vessel's electronic recordkeeping system.
  9. Troubleshooting electrical faults — apply systematic diagnostic reasoning to identify root causes of electrical system failures on vessel auxiliary systems without constant direction.
  10. Crew communication — relay technical findings and equipment status clearly to bridge officers and fellow engineers using precise maritime terminology during watch handovers.
Proficient
Senior / Expert IC
  1. Propulsion and auxiliary systems — autonomously monitor, test, and optimize engine and equipment performance across the full engineering plant of a deep-sea or inland commercial vessel.
  2. Complex malfunction diagnosis — apply systems analysis and deductive reasoning to identify and resolve non-routine mechanical and electrical failures under time pressure at sea.
  3. Regulatory compliance oversight — independently verify that all lifesaving, firefighting, and pollution prevention equipment meets current international maritime regulations during scheduled audits.
  4. Engine speed and power management — make real-time control decisions for propulsion systems in response to changing navigational demands, adverse weather, or emergency conditions.
  5. Emergency response leadership — coordinate engineering department response during actual emergencies, applying judgment to prioritize actions that protect crew, cargo, and vessel integrity.
  6. Comprehensive maintenance planning — plan, schedule, and execute preventive and corrective maintenance programs for all mechanical and electrical shipboard systems to minimize unscheduled downtime.
  7. Advanced repair execution — diagnose and repair complex failures in winches, steering gear, refrigeration systems, and high-voltage electrical equipment using specialized tools and technical schematics.
  8. Engineering recordkeeping and reporting — produce detailed engineering department reports, maintenance histories, and regulatory documentation that meet port state control inspection standards.
  9. Quality control of shipboard systems — conduct systematic inspections and performance analyses of machinery to verify output meets classification society and flag state technical standards.
  10. Cross-functional problem solving — collaborate with deck officers, cargo personnel, and shore-side technical teams to resolve engineering issues that affect vessel operations or schedule.
Advanced
Lead / Principal / Executive
  1. Engineering department strategy — set maintenance philosophies, resource allocation priorities, and continuous improvement initiatives for the entire engineering department of a fleet or large vessel.
  2. Regulatory and safety governance — develop and enforce shipboard safety management system procedures aligned with ISM Code, SOLAS, and MARPOL requirements across all engineering functions.
  3. Chief engineer mentorship — coach, evaluate, and develop junior and mid-level engineers, establishing structured on-the-job training programs that build technical competence across the department.
  4. Fleet-wide machinery performance — analyze operational data from multiple vessels to identify systemic equipment performance trends and recommend capital maintenance or upgrade investments to management.
  5. Emergency contingency planning — design and lead complex emergency response exercises, review post-drill outcomes, and update engineering emergency procedures based on lessons learned.
  6. Vendor and dry-dock management — lead negotiations and technical oversight for shipyard repairs, classification renewals, and major overhauls, ensuring work quality meets classification society standards.
  7. Technology adoption leadership — evaluate and champion the integration of new propulsion technologies, monitoring software, and automation systems into existing vessel engineering operations.
  8. Budget and resource stewardship — develop and manage multi-year engineering maintenance budgets, balancing operational continuity, regulatory compliance, and cost efficiency for vessel owners or operators.
  9. Incident investigation authority — lead formal root-cause investigations into engineering-related casualties or near-misses, producing findings and corrective action plans for flag state and company review.
  10. Organizational knowledge transfer — create and maintain engineering department standard operating procedures, technical libraries, and competency frameworks that preserve institutional knowledge across crew rotations.

AI-at-Work Competency Framework

Sources:Anthropic Economic IndexAnthropic Economic Index — release_2026_03_24. Opens in new tab.Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab.WEF Skills TaxonomyWEF Skills Taxonomy 2021 — Building a Common Language for Skills at Work. Opens in new tab.

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Sources:Pathsmith™ Durable SkillsPathsmith™ Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
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O*NET enrichment · skillscrosswalk.com

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Source anchors that ground each statement

Related titles
Barge Engineer · Deck Engineer · Engineer · Engineering Watch Officer · Equipment Maintenance Marine Engineer · Equipment Operating Engineer · Ferry Engineer · Fire Boat Engineer · Fire Department Marine Engineer · Harbor Engineer · Licensed Marine Engineer · Marine Engine Mechanic
RAPIDS apprenticeships
—
O*NET skills
Operations MonitoringOperation and ControlCritical ThinkingEquipment MaintenanceTroubleshootingRepairingActive ListeningMonitoringSpeakingComplex Problem SolvingActive LearningJudgment and Decision MakingSystems AnalysisQuality Control AnalysisReading ComprehensionWritingCoordinationEquipment SelectionTime Management
Knowledge domains
MechanicalEnglish LanguageEngineering and TechnologyPublic Safety and SecurityTransportationMathematicsComputers and Electronics
Abilities
Deductive ReasoningProblem SensitivityOral ComprehensionOral ExpressionWritten ComprehensionNear VisionControl PrecisionSpeech ClaritySpeech RecognitionInformation Ordering
Work styles
DependabilityAttention to DetailCautiousnessStress ToleranceLeadership OrientationIntegrity
Technology
Operating system softwareHelpdesk or call center softwareFacilities management softwareCustomer relationship management CRM softwareEnterprise application integration softwareEnterprise resource planning ERP softwareData base user interface and query softwareDocument management softwareSpreadsheet softwareOffice suite software
Tasks · seed anchors for statements
  1. Monitor engine, machinery, or equipment indicators when vessels are underway, and report abnormalities to appropriate shipboard staff.
  2. Monitor the availability, use, or condition of lifesaving equipment or pollution preventatives to ensure that international regulations are followed.
  3. Monitor and test operations of engines or other equipment so that malfunctions and their causes can be identified.
  4. Start engines to propel ships, and regulate engines and power transmissions to control speeds of ships, according to directions from captains or bridge computers.
  5. Perform or participate in emergency drills, as required.
  6. Perform general marine vessel maintenance or repair work, such as repairing leaks, finishing interiors, refueling, or maintaining decks.
  7. Maintain or repair engines, electric motors, pumps, winches, or other mechanical or electrical equipment, or assist other crew members with maintenance or repair duties.
  8. Maintain complete records of engineering department activities, including machine operations.
CIP education codes
49.0309

Sources: O*NET v30.2 (CC BY 4.0), SkillsCrosswalk.com, LER.me®, Anthropic Economic Index, SAFI (Jadhav & Danve, 2026), WEF Skills Taxonomy 2021, Pathsmith™ Durable Skills Framework. © 2026 EBSCOed.