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Third Assistant Engineer Jobs in Mississippi (NOW HIRING)

Mechanical Engineer

Brookhaven, MS · On-site

$70 - $90/hr

Collaborate and assist with training/mentoring of mechanical engineering staff in the execution of ... Third-Party Agency Notice Salas O'Brien does not accept unsolicited resumes from external ...

Collaborate and assist with training/mentoring of mechanical engineering staff in the execution of ... Third-Party Agency Notice Salas O'Brien does not accept unsolicited resumes from external ...

... and Third Rail Studios. About WLOX: WLOX-TV has the #1 (ABC) and #2 (CBS) stations on the ... Knowledge regarding broadcast equipment, technology, and systems, and be able to step in and assist ...

Project Engineer

Blue Springs, MS · On-site

$50 - $55/hr

... * Assist with utility, environmental, and process-related modifications supporting paint ... Collaborate with third-party safety compliance consultants and contractors. * Promote safe work ...

Project Engineer

Blue Springs, MS · On-site

$50 - $55/hr

... * Assist with utility, environmental, and process-related modifications supporting paint ... Collaborate with third-party safety compliance consultants and contractors. * Promote safe work ...

Manufacturing Engineer

Philadelphia, MS · On-site

$62K - $80K/yr

Sudden Service, INC (SSI) is a subsidiary of the Taylor Group of Companies, a third-generation ... Develop reports and dashboards to support operational decision making. * Assist in implementation ...

Manage engineering firms, equipment suppliers, contractors, and other third-party resources, ensuring work is completed in accordance with project requirements.Assist in the evaluation, selection ...

Manage engineering firms, equipment suppliers, contractors, and other third-party resources, ensuring work is completed in accordance with project requirements.Assist in the evaluation, selection ...

Manage engineering firms, equipment suppliers, contractors, and other third-party resources, ensuring work is completed in accordance with project requirements.Assist in the evaluation, selection ...

... and Third Rail Studios. About WLOX: WLOX-TV has the #1 (ABC) and #2 (CBS) stations on the ... systems and assist local production teams as needed. Duties will include troubleshooting ...

... and any third-party vendors. They are expected to be a singular focal point for all facility ... May assist in the building out of new facilities and assist in projects to increase current ...

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... and any third-party vendors. They are expected to be a singular focal point for all facility ... May assist in the building out of new facilities and assist in projects to increase current ...

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... and any third-party vendors. They are expected to be a singular focal point for all facility ... May assist in the building out of new facilities and assist in projects to increase current ...

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... and any third-party vendors. They are expected to be a singular focal point for all facility ... May assist in the building out of new facilities and assist in projects to increase current ...

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... and any third-party vendors. They are expected to be a singular focal point for all facility ... May assist in the building out of new facilities and assist in projects to increase current ...

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... and any third-party vendors. They are expected to be a singular focal point for all facility ... May assist in the building out of new facilities and assist in projects to increase current ...

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Data Center Chief Engineer

Canton, MS · On-site

$86 - $150/hr

... and any third-party vendors. They are expected to be a singular focal point for all facility ... May assist in the building out of new facilities and assist in projects to increase current ...

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Third Assistant Engineer information

See Mississippi salary details

$31.3K

$84.1K

$127.4K

How much do third assistant engineer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for third assistant engineer in Mississippi is $84,056.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,800.00 and $99,000.00 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 Mississippi?

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

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

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

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

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

Infographic showing various Third Assistant Engineer job openings in Mississippi as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $84,056 per year, or $40.4 per hour.

Mechanical Engineer

Salas O'Brien, Inc.

Brookhaven, MS • On-site

$70 - $90/hr

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 14 days ago


Salas O'Brien rating

8.2

Company rating: 8.2 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

162nd of 453 rated engineering


Job description

Mechanical Engineer

Brookhaven, Mississippi

At I.C. Thomasson, a Salas O’Brien company, we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.

About Us:

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

Job Summary:

We are looking for a personable and experienced Mechanical Engineer to join our multi-disciplined design team! The position will be hybrid within our Brookhaven office, assisting in the Design/Build division. This individual must be very familiar with state-of-the-art design and various state and local regulations. If you think this might be a good fit for you, keep reading and apply!

General Duties:
  • Supervise projects to ensure they meet commitments related to time, quality, and communication. Work directly with clients to establish project schedules and set expectations.
  • Assist market segment manager and team leader in manpower projections and scheduling of work.
  • Collaborate and assist with training/mentoring of mechanical engineering staff in the execution of specific projects to meet schedules and timely completion of projects.
  • Assist market segment manager and team leader in maintaining client base through various business development efforts.
  • Visits construction site to monitor progress and other duties per contract documents.
  • Assists in review of mechanical technical work for accuracy.
  • Ability to work well independently and as part of an experienced team.
  • Deal directly with clients/owners to assist with determining specific project needs.
  • Be responsible for the total mechanical systems design for specific projects.
Qualifications:
  • Professional Engineer (P.E.) in Mechanical Engineering preferred.
  • Bachelor’s degree in Mechanical Engineering.
  • Excellent verbal and written communication skills.
  • Experience and detailed understanding of Revit is a plus.
  • 4+ years of design/engineering consulting experience required.

Travel: Yes

This role is also eligible for performance-based bonuses and a comprehensive U.S. based benefits package, including:

  • Medical, dental, and vision insurance
  • 401(k) with company match
  • Paid time off and company holidays
  • Wellness programs and employee assistance resources

For more information, visit our full benefits overview here.

Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, colour, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Third-Party Agency Notice

Salas O’Brien does not accept unsolicited resumes from external recruiters or agencies. We only work with approved partners engaged directly by our Talent Acquisition team for specific searches. Unsolicited submissions will not be eligible for placement fees.

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