Mechanical Engineer V

Gulfport, MS, Mobile, AL, or Nashville, TN

At Gulf States Engineering, Inc. (GSE), we offer comprehensive services encompassing every stage of an engineering project’s life cycle. From diligent planning and multi-disciplinary engineering to precise surveying and program management, we tailor our services to meet each client’s requirements. With expertise in structural, civil, mechanical, electrical, fire protection, process, systems engineering, and metallurgy, our highly experienced engineers and designers bring their expertise and dedication to every project we undertake.

Strategically positioned to cater to national and international clients, GSE boasts offices in Gulfport, Mississippi;
Mobile, Alabama; and Nashville, Tennessee. We create solutions and have done so for more than 25 years. Visit  for more information.

• Develop HVAC and plumbing design concepts for medium and large commercial and industrial projects.
• Collaborate with clients to understand project technical requirements for HVAC and plumbing systems.
• Collaborate with internal stakeholders balancing technical, schedule, and cost requirements.
• Conduct trade studies to select and evaluate best design approaches to fulfill requirements.
• Oversee the generation of engineering drawings using common GD&T practices.
• Oversee the generation of engineering specifications in Master Spec format.
• Mentor junior engineers and designers to develop high‑quality and technically sound designs.
• Support construction via RFI responses and submittal reviews.
• Generate task plans and support proposal efforts.
• Good communication skills, both oral and written.
• Ability to work autonomously and in a team environment.
• Goals are generally communicated in “solution” or project goal terms.
• May provide a leadership role for the work group through knowledge in the area of specialization.
• Works on advanced, complex technical projects or business issues requiring state‑of‑the‑art technical or industry knowledge.

• Prepare/review complex engineering calculations.
• Review/mark‑up complex drawings.
• Prepare/review technical reports.
• Prepare/review technical specifications.
• Understand constructability of design drawings.
• Perform plan in hand checks of project documents.
• Perform other items as directed by project managers and upper management.
• Be decisive with critical thinking.
• Good written and verbal communication as it relates to the field and projects.

• Solid background in mechanical engineering design drawing generation.
• Detailed HVAC load modeling, psychrometric analyses, duct static pressure calculations, detailed plumbing and HVAC system analyses.
• Ability to plan tasks and execute to the established schedule.
• Bachelor’s degree in mechanical engineering.
• Minimum of 10 years relevant work experience in HVAC and plumbing.
• Must be a licensed Professional Engineer (P.E.) to be considered for this role.

• A working knowledge of ANSI Y14.5 drawing standards and geometric tolerance.
• Complex Industrial HVAC design experience using natural ventilation, forced ventilation, DX cooling/heat pumps, chillers/boilers.
• Experience designing chilled and hot water systems.
• Strong HVAC controls design experience including controls diagrams, matrices, and sequences of operation.
• Complex industrial plumbing sanitary/domestic water/natural gas system design experience with strong working knowledge of plumbing and natural gas codes.
• Experience in selecting grease interceptors and oil/water interceptors.
• Working knowledge of Revit highly preferred.

Occasional travel may be required between offices.