Senior Mechanical Engineer - HVAC Design

Senior Mechanical Engineer | HVAC Design | Design-Build ProjectsA growing engineering group supporting large-scale commercial and industrial projects is seeking a Senior Mechanical Engineer to lead design efforts and drive project execution.This role is ideal for someone who wants to be hands-on in design while also influencing project direction, mentoring junior engineers, and working directly with clients. You'll be involved from early concept through construction, with a focus on delivering efficient, high-performing mechanical systems.Key ResponsibilitiesLead mechanical design for HVAC and piping systems across commercial and industrial projectsPerform load calculations, system sizing, and airflow analysis to support design decisionsSelect equipment and develop system layouts with a focus on efficiency, cost, and long-term performancePrepare and review drawings, specifications, submittals, and cost estimatesEnsure designs meet applicable codes and standards (ASHRAE, NFPA, etc.)Support construction phases including installation review, commissioning, and troubleshootingCollaborate with clients, project teams, and field personnel to align design with project goalsMentor junior engineers and contribute to overall team developmentWhat You Bring8+ years of experience in mechanical design or design-build environmentsStrong background in HVAC system design; piping/plumbing experience is a plusAbility to take projects from concept through completionProficiency with design tools such as AutoCAD, Revit, Trane Trace, or Carrier HAPSolid understanding of codes, standards, and best practices in mechanical designStrong communication skills and ability to work across teams and with clientsPE license preferred (or on track)What's OfferedCompetitive base salary (based on experience and licensure)Bonus potential + employee ownership structureFull benefits package (health, dental, vision, 401k, PTO, etc.)Exposure to complex, high-impact projects across multiple industriesCollaborative, growth-focused environment with leadership opportunitiesRelated TitlesSenior Mechanical Engineer, Mechanical Design Engineer, HVAC Engineer, Design Engineer, Lead Mechanical Engineer, Project Engineer, Mechanical Engineer PE, MEP EngineerHow To ApplySend your resume to anna.boyd@gogpac.com or apply directly to this posting.All qualified applicants will receive consideration without regard to race, age, color, sex (including pregnancy), religion, national origin, disability, sexual orientation, gender identity, marital status, military status, genetic information, or any other status protected by applicable laws or regulations.GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. We are extremely competitive, client-focused and realize that our value is in our ability to deliver the right solutions at the right time.