Marine Oiler

ConocoPhillips

. Work under the direction of the First Assistant Engineer and Junior Engineer .

Posted 11/4/2026full-timeHouston • Texas • United StatesJuniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in engine-room machinery maintenance and operations, with a strong focus on safety protocols and compliance. Holds necessary maritime certifications and endorsements to effectively contribute to vessel operations and emergency response.

Highest-signal resume keywords

Merchant Mariner Credential (MMC)Able Seafarer – Engine EndorsementRating Forming Part of an Engineering Watch (RFPEW) EndorsementQualified Member of the Engine Department (QMED) EndorsementBasic Oil Tanker Cargo Operations Endorsement

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Engine-Room Equipment MaintenanceTroubleshootingPressure and Temperature ReadingsCrane and Rigging OperationsCleaning and Lubricating MachineryTank SoundingsEnvironmental ComplianceEmergency Response ProceduresPhysical Labor CapabilitiesConfined Space Entry

Soft Skills

Excellent Written Communication SkillsExcellent Verbal Communication SkillsOrganized Problem-Solving AbilityAbility to Follow InstructionsMethodical Approach

Certifications & Qualifications

Transportation Workers Identification Card (TWIC)Basic Training (BT)Vessel Personnel with Designated Security Duties Endorsement (VPDSD)Security Awareness Endorsement

Industry Keywords

Crude Oil Tanker ExperienceProduct Tanker ExperiencePollution Prevention RegulationsSafety ProtocolsShipboard Machinery Repairs

About the role

Key responsibilities & impact

Work under the direction of the First Assistant Engineer and Junior Engineer
Monitor engine-room equipment and perform maintenance
Understand engine-room machinery and auxiliary systems
Assist with recognizing trends, plant operations, troubleshooting, and casualty response
Participate in all drills and emergencies
Assist with enforcing rules, procedures, regulations, and pollution prevention
Perform routine maintenance and assist engineers with shipboard machinery repairs
Conduct equipment rounds and record pressure and temperature readings
Report equipment anomalies
Clean the main engine scavenge air box
Clean lube and fuel oil purifiers and filters
Take tank soundings and top off tanks as directed
Assist with crane and rigging operations after training
Clean deck, engine room, and living spaces
Chip, scrape, and paint equipment and structures
Lubricate and grease machinery
Typically work 12-hour days, including 4 hours of overtime
Serve aboard Polar Tankers vessels transporting North Slope production from Valdez, Alaska, to West Coast refineries

Requirements

What you’ll need

Legally authorized to work in the United States
Currently hold, or have the ability to obtain, a U.S. Passport
Transportation Workers Identification Card (TWIC)
Merchant Mariner Credential (MMC)
Able Seafarer – Engine endorsement
Rating Forming Part of an Engineering Watch (RFPEW) endorsement
Qualified Member of the Engine Department (QMED) endorsement
Basic Training (BT)
Vessel Personnel with Designated Security Duties endorsement (VPDSD)
Security Awareness endorsement
Ability to perform maintenance on equipment
Ability to stand for long periods of time
Ability to physically attend to vessels, including confined space entry and environmental extremes
Ability to walk, stand, stoop, sit, climb, and carry material on even and uneven terrain
Ability to push/pull up to 200 pounds
Ability to lift/carry up to 100 pounds from floor to shoulder
Ability to climb a rope pilot ladder to join or depart the vessel
Ability to lift from floor to overhead and transport articles weighing up to 50 pounds
Ability to climb ladders and stairs ranging from 5 to 200 feet in height
Ability to be away from home for periods in excess of two months
Ability to work outdoors in varying weather conditions, including temperature extremes
Ability to work alone a high percentage of the time
Willingness and ability to work overtime
1 or more years of experience working on a crude oil tanker (preferred)
1 or more years of experience working on a product tanker (preferred)
Basic Oil Tanker Cargo Operations endorsement (preferred)
Security Awareness endorsement (preferred)
Tankerman Assistant endorsement (not barges) or Tankerman P.I.C. (preferred)
Excellent written and verbal communication skills (preferred)
Ability to clearly follow written and verbal instructions (preferred)
Ability to apply common sense according to operating procedures and safety protocols (preferred)
Organized, efficient, and methodical problem-solving ability (preferred)

Benefits

Comp & perks

26 days of paid leave for every 30 days of sea service
Average 60 days of paid leave after approximately 75 days onboard
Medical, dental, and vision coverage
Mental health support and wellness programs
Annual performance bonuses
Retirement savings plans
Paid parental leave
Family support resources
Training and mentoring
Internal career mobility tools
Peer-nominated awards
Inclusive culture and employee resource groups