Senior Mechanical Engineer

Liberty Personnel Services, Inc.; Washington (District of Columbia); On-site; USD 120,000 - 180,000; Full time

Job summary

Liberty Personnel Services, Inc. is seeking a Senior Mechanical Engineer (PE) to lead HVAC and building systems design for commercial projects, from concept through construction, while mentoring junior engineers and collaborating with clients.

You will prepare calculations and construction documents, coordinate with multidisciplinary teams, review drawings for code compliance, and manage schedules and budgets to ensure successful project delivery.

Qualifications

• Bachelor's degree in Mechanical Engineering.
• PE license and active status.
• 8+ years of building systems experience.
• Proficiency with Revit and design software.
• Strong knowledge of building codes and standards.
• Excellent communication and leadership skills.

Responsibilities

• Lead the design of mechanical building systems from concept through construction.
• Prepare engineering calculations, equipment selections, and construction documents.
• Coordinate designs with multidisciplinary project teams.
• Review drawings for quality, code compliance, and constructability.
• Manage project schedules, budgets, and engineering resources.
• Mentor junior engineers and designers while providing technical leadership.
• Maintain strong client relationships and support project delivery.

Skills

Mechanical design

HVAC systems

Leadership

Client relations

Building codes

Revit

Engineering calculations

Education

Bachelor's degree in Mechanical Engineering

Tools

Revit

Job description

An established engineering consulting firm is seeking an experienced Senior Mechanical Engineer (PE) to join its growing team. This role offers the opportunity to lead HVAC and mechanical system design for a diverse portfolio of commercial projects while mentoring junior engineers and working directly with clients.

Responsibilities:

• Lead the design of mechanical building systems from concept through construction.
• Prepare engineering calculations, equipment selections, and construction documents.
• Coordinate designs with multidisciplinary project teams.
• Review drawings for quality, code compliance, and constructability.
• Manage project schedules, budgets, and engineering resources.
• Mentor junior engineers and designers while providing technical leadership.
• Maintain strong client relationships and support project delivery.

Qualifications:

• Bachelor's degree in Mechanical Engineering.
• Active Professional Engineer (PE) license.
• 8+ years of mechanical engineering experience in building systems.
• Proficiency with Revit and mechanical engineering design software.
• Strong knowledge of applicable building codes and industry standards.
• Excellent communication and leadership skills.