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Third Assistant Engineer Jobs in Texas (NOW HIRING)

ConocoPhillips

Oiler - Marine

Houston, TX · On-site

... third-party vessels as necessary. The tankers deliver oil from Valdez, Alaska, to refineries ... Assistant Engineer and the Junior Engineer. The Oiler must have a good understanding of all Engine ...

ConocoPhillips

Oiler - Marine

Houston, TX · On-site

... third-party vessels as necessary. The tankers deliver oil from Valdez, Alaska, to refineries ... Assistant Engineer and the Junior Engineer. The Oiler must have a good understanding of all Engine ...

Crescent Energy

Midstream Water Engineer

Midland, TX · On-site

... teams and third-party partners. Key Responsibilities Engineering & System Design * Perform ... Ensure accurate and timely processing of invoices. * Assist in maintaining budget accountability ...

Warehouserack.Com

Structural Engineer

Houston, TX · On-site

... * Assist project managers with installation quote inquiries and provide solution recommendations * Collaborate with third-party engineering services and product providers to integrate external ...

McDermott

LUT- Senior Riser Engineer

Houston, TX · On-site

$99K - $137K/yr

Participate in internal, Customer, and third-party technical audits on engineering deliverables and vendor documents * Assist Lead Engineer with responses to Customer and other agencies (such as ...

Lutech Resources

LUT- Senior Riser Engineer

Houston, TX · On-site

$99K - $137K/yr

Participate in internal, Customer, and third-party technical audits on engineering deliverables and vendor documents * Assist Lead Engineer with responses to Customer and other agencies (such as ...

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All JobsThird Engineer JobsThird Assistant Engineer JobsThird Assistant Engineer Jobs in Texas

Third Assistant Engineer information

See Texas salary details

$30.7K

$82.7K

$125.3K

How much do third assistant engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for third assistant engineer in Texas is $82,688.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,700.00 and $97,400.00 per year, depending on experience, location, and employer.

What is a third assistant engineer?

A Third Assistant Engineer (3AE) is an entry-level licensed officer in a ship's engineering department. They are responsible for monitoring and maintaining various mechanical and electrical systems, including the engine room, boilers, pumps, and generators. They assist senior engineers in troubleshooting technical issues and ensuring the vessel's machinery operates efficiently and safely. The 3AE typically stands watch, performing routine inspections and responding to any mechanical alarms or malfunctions. This role is essential to the overall operational efficiency of the ship and requires mechanical expertise, problem-solving skills, and adherence to safety protocols.

What are the key skills and qualifications needed to thrive as a third assistant engineer?

To thrive as a Third Assistant Engineer, a solid background in marine engineering, mechanical systems, and an appropriate engineering license (such as STCW or USCG endorsement) are essential. Familiarity with engine room equipment, shipboard safety systems, and maintenance management software is typically required. Exceptional teamwork, communication, and a strong attention to detail help candidates stand out in this supportive engineering position. These skills ensure the safe, efficient operation of vessel machinery and contribute to smooth onboard collaboration and regulatory compliance.

What are the typical career advancement opportunities for a third assistant engineer?

As a Third Assistant Engineer, your role forms the foundation for advancing to more senior engineering positions on board, such as Second Assistant Engineer, First Assistant Engineer, and eventually Chief Engineer. Demonstrating reliability, technical competence, and leadership in this entry-level licensed role can lead to promotions as you gain more sea time, experience, and additional certifications. Many employers also provide training and mentorship programs to help engineers develop their skills and progress within maritime engineering. Advancement often comes with greater responsibilities, higher pay, and the opportunity to oversee larger engineering teams and more complex systems.

What are popular job titles related to Third Assistant Engineer jobs in Texas?

For Third Assistant Engineer jobs in Texas, the most frequently searched job titles are:

What job categories do people searching Third Assistant Engineer jobs in Texas look for?

The top searched job categories for Third Assistant Engineer jobs in Texas are:

What cities in Texas are hiring for Third Assistant Engineer jobs?

Cities in Texas with the most Third Assistant Engineer job openings:

Third Assistant Engineer jobs near you
Infographic showing various Third Assistant Engineer job openings in Texas as of August 2026, with employment types broken down into 86% Full Time, 10% Part Time, and 4% Contract. Highlights an 100% In-person job distribution, with an average salary of $82,688 per year, or $39.8 per hour.

Oiler - Marine

ConocoPhillips

Houston, TX • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 2 days ago

ConocoPhillips rating

6.7

Company rating: 6.7 out of 10

Based on 40 frontline employees who took The Breakroom Quiz

59th of 87 rated oil and gas companies

Job description

Welcome to ConocoPhillips, where innovation and excellence create a platform for opportunity and growth. Come realize your full potential here.
Who We Are
We are one of the world's largest independent exploration and production companies, based on proved reserves and production of liquids and natural gas. With operations and activities in 13 countries, we explore for, develop, and produce crude oil and natural gas globally. We are challenged with an important job to safely find and deliver energy to the world. Our employees are critical to our success, and with them we power civilization.
We're grounded by our SPIRIT Values - safety, people, integrity, responsibility, innovation, and teamwork. These values position us to deliver strong performance in a dynamic business - but not at all costs. We believe it's not just what we do - it's how we do it - that sets us apart.
Fostering an Inclusive Work Environment
To deliver superior performance, we create an environment that respects the contributions and differences of every individual. Wherever possible, we use these differences to drive competitive business advantage, personal growth and, ultimately, create business success.
Job Summary
Polar Tankers Overview
Polar Tankers, a wholly owned subsidiary of ConocoPhillips, provides marine transportation for North Slope production, using five company-owned, double-hulled tankers in addition to chartering third-party vessels as necessary. The tankers deliver oil from Valdez, Alaska, to refineries primarily on the West Coast of the United States. The company operates five Endeavour-class tankers: Polar Endeavour, Polar Resolution, Polar Discovery, Polar Adventure and Polar Enterprise.
Description
If you are selected as the Offshore Oiler, you will be working under the direction of the First Assistant Engineer and the Junior Engineer. The Oiler must have a good understanding of all Engine room machinery and auxiliary systems to assist in recognizing trends, assisting with plant operations and troubleshooting, and responding to casualties. The Oiler is required to participate in all drills and emergencies and to assist with the enforcement of rules, procedures, regulations, and pollution prevention. In addition, the Oiler performs routine maintenance and assists engineers with repairs of shipboard machinery and is also responsible for making good rounds of the equipment, recording pressure and temperature readings, and reporting any anomalies.
Position Overview
This is a Safety Sensitive position.
Relocation is not available for this position.
Your responsibilities may include:
  • Monitoring equipment and performing maintenance
  • Cleaning main engine scavenge air box
  • Cleaning lube and fuel oil purifiers and filters
  • Tank soundings and topping off tanks as directed
  • After being trained, assisting with crane and rigging operations
  • Cleaning deck, engine room, and living spaces as required
  • Performing general maintenance on all equipment
  • Chipping, scraping, and painting equipment and structures
  • Lubricating / greasing machinery
  • Typically works 12-hour days (includes 4 hours of overtime)

Qualifications - External
Basic/Required:
  • Must be legally authorized to work in the United States on a full-time basis for anyone other than current employer
  • Currently hold, or have the ability (with or without reasonable accommodation) to obtain, a U.S. Passport
  • Transportation Workers Identification Card (TWIC)
  • Merchant Mariner Credential (MMC)
  • Currently hold the following endorsements on Merchant Mariner Credential (MMC):
  • Able Seafarer - Engine
  • Rating Forming Part of an Engineering Watch (RFPEW)
  • Qualified Member of the Engine Department (QMED)
  • Willing and able (with or without reasonable accommodation) to perform the following:
  • Be away from home for periods in excess of two months
  • Push/pull up to 200 pounds
  • Lift/carry up to 100 pounds floor to shoulder
  • Lift from floor to overhead and transport articles weighing up to 50 pounds
  • Climb various ladders and stairs ranging from 5 to 200 feet in height
  • Perform maintenance on equipment
  • Stand for long periods of time
  • Physically attend to vessels including confined space entry and environmental extremes
  • Walk, stand, stoop, sit, climb, and carry material on a daily basis on even and uneven terrain
  • Work outside in harsh weather conditions
  • Work alone a high percentage of the time

Preferred:
  • 1+ years of experience working on a crude oil tanker
  • 1+ years of experience working on a product tanker
  • Currently hold the following endorsements on Merchant Mariner Credential (MMC):
  • Basic Training endorsement
  • Basic Oil Tanker Cargo Operations endorsement
  • Vessel Personnel with Designated Security Duties endorsement (VPDSD)
  • Security Awareness endorsement
  • Tankerman Assistant endorsement (not barges) or Tankerman P.I.C.
  • Willing and able (with or without reasonable accommodation) to work overtime
  • Excellent written and verbal communication skills
  • Ability to clearly follow instructions, both written and verbal
  • Ability to apply common sense to achieve the desired outcomes according to the company's operating procedures and safety protocols
  • Organized, efficient and a methodical problem solver
  • Takes ownership of actions and follows through on commitments by holding others accountable and standing up for what's right
  • Delivers positive results through realistic planning to accomplish goals
  • Builds effective solutions based on available information and makes timely decisions that are safe and ethical

All unlicensed employees earn paid leave on the basis of twenty-six (26) days paid leave for every thirty (30) days of sea service. Tour lengths range from 65-85 days with an average tour of seventy-five (75) days onboard and sixty (60) days of paid leave.
This position requires you to have a TWIC card (Transportation Workers Identification Card) to gain access to secure areas of Maritime Transportation Security Act (MTSA) regulated facilities and vessels. Any candidate selected for this position will not be allowed to begin work without proof of application for this card. Visit the TSA website TWIC® | Transportation Security Administration (tsa.gov) for more information.
Successful applicants are all ConocoPhillips employees represented by the in-house associations, the Atlantic Maritime Employees Union (AMEU) for Unlicensed.
Apply By:
Sponsorship:
ConocoPhillips' sponsorship for employment authorization in the U.S. is NOT available for this position.
Benefits Overview
ConocoPhillips offers a competitive and comprehensive benefits package designed to support your well-being and career growth:
  • Taking Care of Your Health & Wellness: Medical, dental, vision, mental health support, and wellness programs.
  • Supporting and Building Financial Security: Competitive base pay, annual performance bonuses, and retirement savings plans.
  • Promoting Work-Life Balance: Paid time off, paid parental leave, and family support resources.
  • Offering Career Development: Access to training, mentoring, and internal career mobility tools.
  • Guiding Recognition & Inclusion: Peer-nominated awards, inclusive culture, and employee resource groups.

Why ConocoPhillips
At ConocoPhillips, we believe our people power the future of energy. We're committed to creating a workplace where employees feel valued, supported, and inspired to grow-professionally and personally.
We don't just offer jobs-we offer meaningful careers in a company that values how we work as much as what we achieve.
EEO:
In the US, ConocoPhillips is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, age, disability, veteran status, gender identity or expression, genetic information, or any other legally protected status.

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