Mechanical Engineer

OCI Associates, a Legence Company, has been a recognized leader in Mechanical, Electrical, Plumbing, Fire Protection Engineering, Technology Design, Lighting Design, and Commissioning for over 30 years. Headquartered in Orlando, Florida, with branch offices in Fort Pierce, West Palm Beach, Miami, Fort Myers, Tampa, Washington D.C., Norfolk, Dallas, and San Francisco.

About the role

We’re looking for a Mechanical Engineer to join our growing team in Tampa, FL. This role is ideal for a driven professional passionate about innovative, cost-effective, and sustainable design—and who wants to make a meaningful impact on the built environment. You’ll work on high-performance buildings across diverse markets, collaborating with top-tier architects, engineers, and industry leaders. You'll also enjoy mentorship, professional development opportunities, and a workplace culture that values curiosity, collaboration, and continuous growth.

Responsibilities

• Lead the mechanical design of HVAC, plumbing, and fire protection systems from concept through construction.
• Develop and evaluate innovative, cost-effective design solutions that meet client goals and exceed expectations.
• Perform site investigations, attend project meetings, and collaborate with clients, architects, engineers, and code officials.
• Prepare mechanical diagrams, layouts, equipment schedules, and technical specifications.
• Review designs for code compliance, energy performance, and system integration.
• Support construction administration tasks, including shop drawing reviews, site observations, and punch lists.
• Use Revit, AutoCAD, and other industry-standard software to develop and coordinate designs with all disciplines.
• Promote and integrate green building strategies such as LEED or Green Globes where applicable.
• Stay informed about emerging technologies, materials, and industry best practices.

Requirements

• Five (5+) years of mechanical design experience.
• Proficiency with AutoCAD and REVIT.
• Proficiency with Microsoft Office suite including Word, Excel, Outlook, OneDrive, FTP share sites, and engineering software related to system designs and load calculations.
• A passion for designing efficient, functional, and forward-thinking mechanical systems.
• Experience in HVAC, plumbing, or fire protection design (3+ years preferred).
• Familiarity with applicable codes, construction methods, and system performance principles.
• Strong communication skills—both verbal and written—to explain technical concepts clearly and work effectively on a multidisciplinary team.
• A commitment to continuous learning and personal development.
• The ability to manage and prioritize multiple tasks while delivering high-quality results on time and on budget.

Preferred Qualifications

• PE or FE sitting for PE.
• LEED AP, BD+C, CEM, Green Building Associates Certification or similar certifications.
• Experienced in designing either K-12, Higher Education, Public Safety, Healthcare, Multi-family, and/or Government Facilities building types.

Benefits

• Health & Welfare: Company-paid medical, dental, vision, prescription drug, accident & sickness benefit, basic group life and AD&D, and Employee Assistance Program.
• Time Off Benefits: Paid vacation, company-paid holidays, and paid sick leave.
• Financial Benefits: 401(k) retirement savings plan.

Additional Perks: All reasonable professional dues and licensing fees paid, encouragement to join engineering societies, and tools provided for success.

About Legence

Legence (Nasdaq: LGN) is a leading provider of engineering, consulting, installation, and maintenance services for mission-critical systems in buildings. The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems—enhancing energy efficiency, reliability, and sustainability in new and existing facilities. Legence also delivers long-term performance through strategic upgrades and holistic solutions, serving some of the world’s most technically demanding sectors, including over 60% of the Nasdaq-100 Index.