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Sea Mariner Jobs (NOW HIRING)

Sea Machines

Supply Chain Associate

East Boston, MA · On-site

Based in Boston and operating globally, the company is crewed by an experienced team of mariners, engineers, coders, and autonomy scientists. Sea Machiners get the unique opportunity to work in a ...

Sea Machines

Product Security Engineer

Boston, MA · On-site

Based in Boston and operating globally, the company is crewed by an experienced team of mariners, engineers, coders, and autonomy scientists. Sea Machiners get the unique opportunity to work in a ...

Sea Machines

Product Security Engineer

Boston, MA · On-site

Based in Boston and operating globally, the company is crewed by an experienced team of mariners, engineers, coders, and autonomy scientists. Sea Machiners get the unique opportunity to work in a ...

ssc

Marine Captain

Savannah, GA · On-site

... at sea. * Responsibilities are not all inclusive and may change based on the needs of the company. Requirements/Qualifications: * USCG Merchant Mariner Credential international and national ...

ssc

Captain - Marine

New York, NY · On-site

The Master has overriding authority and control on board his/her vessel at all times either at sea ... USCG Merchant Mariner Credential international and national endorsements: * * Must hold the ...

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Showing results 21-40

All JobsSea Mariner Jobs

Sea Mariner information

See salary details

$27.5K

$56.7K

$60.5K

How much do sea mariner jobs pay per year?

As of Aug 16, 2026, the average yearly pay for sea mariner in the United States is $56,723.00, according to ZipRecruiter salary data. Most workers in this role earn between $59,000.00 and $59,500.00 per year, depending on experience, location, and employer.

What is a sea mariner?

Sea mariners are professionals who operate and navigate vessels on oceans, seas, and other large bodies of water. Their duties include steering ships, maintaining equipment, ensuring the safety of passengers and cargo, and complying with maritime laws. Mariners can work on a range of vessels, such as cargo ships, tankers, ferries, and fishing boats. They often spend extended periods at sea and must be trained in navigation, safety procedures, and emergency response. The role requires physical stamina, teamwork, and adaptability to challenging marine environments.

What are the key skills and qualifications needed to thrive as a sea mariner, and why are they important?

To thrive as a Sea Mariner, you need strong navigation skills, seamanship, and a solid understanding of maritime safety regulations, usually backed by a relevant maritime certification or license. Familiarity with navigation systems like GPS, radar, ECDIS, and knowledge of safety equipment is essential. Teamwork, resilience, and effective communication are crucial soft skills for handling the challenges of life at sea and working closely with crew members. These skills and qualities are vital for ensuring safe vessel operations, efficient teamwork, and compliance with international maritime standards.

What are some common challenges sea mariners face while working on extended voyages?

Sea mariners often encounter challenges such as adapting to long periods away from home, managing fatigue due to irregular work hours, and coping with changing weather and sea conditions. Working as part of a close-knit crew requires effective communication and teamwork, especially during emergencies or complex operations. Mariners also need to stay updated on safety protocols and maintenance procedures to ensure the smooth operation of the vessel throughout the journey.

What is the difference between Sea Mariner vs Sea Fisher?

AspectSea MarinerSea Fisher
Required CertificationsBasic maritime safety and navigation certificationsSame as Sea Mariner, often includes fishing-specific licenses
Work EnvironmentMarine vessels, cargo ships, or passenger shipsFishing vessels, commercial fishing boats
Industry UsageShipping, transportation, cruise linesCommercial fishing industry

The Sea Mariner and Sea Fisher roles share similar certifications and work environments, both operating on ships at sea. However, Sea Mariner typically refers to crew involved in navigation and vessel operation across various maritime sectors, while Sea Fisher specifically pertains to those engaged in commercial fishing activities. Understanding these distinctions helps job seekers identify the right career path within the maritime industry.

More about Sea Mariner jobs

What states have the most Sea Mariner jobs?

States with the most job openings for Sea Mariner jobs include:

What job categories do people searching Sea Mariner jobs look for?

The top searched job categories for Sea Mariner jobs are:

Sea Mariner jobs near you
Infographic showing various Sea Mariner job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 86% In-person, and 14% Remote job distribution, with an average salary of $56,723 per year, or $27.3 per hour.

Supply Chain Associate

Sea Machines

East Boston, MA • On-site

Full-time

Posted 24 days ago

Job description

Sea Machines is a fast-growing startup that is leading the new high-tech sector of autonomous 
technology for marine vessels. We are passionate about applying practical A.I. to the massive 
global ocean transportation market. Our products provide ships and workboats the intelligence to 
work remotely and give maritime operators the tools to effectively communicate with them. 
Based in Boston and operating globally, the company is crewed by an experienced team of 
mariners, engineers, coders, and autonomy scientists.
Sea Machiners get the unique opportunity to work in a very dynamic domain (the ocean world), 
serve and visit people and places around the planet, and solve challenges not seen in most other 
robotics sectors.
Job Description:   

We are seeking a detail-oriented, organized, and proactive Supply Chain Associate to support day to day purchasing, inventory management, material planning, shipping, and supplier coordination activities. Responsibilities include processing purchase orders, obtaining supplier quotes, tracking both inbound and outbound deliveries, maintaining accurate inventory records, coordinating inbound shipments, updating supply chain systems, and communicating material shortages or schedule risks.  This position works closely with suppliers and internal teams to ensure materials are available when needed and supply chain activities are completed accurately and on time. 
 

Key Responsibilities:   

  • Support day-to-day purchasing, inventory management, material planning, and supplier coordination activities. 

  • Prepare and process purchase orders, request supplier quotes, and compare pricing, lead times, and availability. 

  • Follow up with suppliers on order acknowledgments, delivery dates, backorders, and overdue materials. 

  • Maintain accurate supplier, part, pricing, inventory, and purchasing records in the company’s systems. 

  • Track open purchase orders and communicate material shortages, supplier delays, and schedule risks. 

  • Work closely with Logistics Operations to help track inbound and outbound shipments and communicate shipment status to internal teams. 

  • Coordinate with engineering, production, finance, and other internal teams to confirm material requirements and resolve purchasing or inventory discrepancies. 

  • Support inventory replenishment, supplier performance tracking, purchasing reports, cost-control efforts, and supply chain improvement activities. 

Qualifications:   

  • Associate or Bachelor’s degree in Business, Management, or a related field preferred. 

  • One to three years of experience in purchasing, inventory management, supply chain, manufacturing, or a related role. 

  • Strong communication skills, attention to detail, and the ability to work effectively with suppliers and internal teams. 

  • Proficiency with Microsoft Excel, Outlook, and other Microsoft Office applications. 

  • Experience using an ERP, MRP, purchasing, or inventory management system is preferred. 

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