ASSISTANT DEPARTMENT MANAGER - MECHANICAL ENGINEERING

St. Louis, MO

CASCO is seeking an Assistant Department Manager to support the leadership and day-to-day operations of the Mechanical Engineering Department. This role assists in overseeing project execution, staff development, and coordination of mechanical systems design for buildings across multiple sectors including Healthcare, Higher Education, K-12, Justice/Civic, and Energy.

The Assistant Department Manager works closely with the Department Manager to help guide project teams, ensure quality and consistency of deliverables, and support schedule and workload management. As part of our integrated design team, this position collaborates with architects, engineers, and clients to produce coordinated, high-quality construction documents.

Key Responsibilities

• Support the Department Manager in leading and coordinating mechanical engineering projects and teams.

• Assist with planning, assigning, and monitoring project workloads and schedules to meet deliverable requirements.

• Provide technical oversight and guidance to Mechanical Engineers and Designers.

• Collaborate with architects, other engineers, and clients as part of an integrated design process.

• Review and coordinate mechanical drawings and documents prepared using AutoCAD and Revit.

• Assist with mechanical/HVAC, plumbing, and fire protection calculations and related code research.

• Support the preparation, review, and coordination of specifications.

• Review shop drawings, RFIs, and submittals for quality and compliance.

• Participate in site visits as needed to support construction administration.

• Mentor staff and contribute to performance feedback, training, and professional development.

• Help implement department standards, best practices, and continuous improvement initiatives.

Required Qualifications

• Bachelor’s degree in Mechanical Engineering or Architectural Engineering.

• Professional Engineer (PE) license.

• 8+ years of experience in mechanical engineering design, including HVAC systems, plumbing, and fire suppression systems.

• Demonstrated experience supporting or leading project teams.

• Working knowledge of the design and construction process and interdisciplinary coordination.

• Proficiency in AutoCAD and Revit.

• Strong written and  verbal communication skills.

• Interest in leadership, mentoring, and professional growth.

The successful candidate will be a motivated self-starter with the desire to grow into increased leadership responsibility. The ideal applicant will demonstrate aptitude for both project and personnel management and a collaborative mindset. CASCO's culture rewards dedicated individuals with opportunities for advancement, management growth, and potential long-term ownership participation.

Benefits

We offer competitive compensation packages with premium benefits. Our comprehensive benefits include Health Insurance, Dental Insurance, 401(k), Education Assistance, Holiday Leave, Vacation Leave, Sick Leave, Long-Term Disability, Short-Term Disability, Professional Development opportunities, and more.

No phone calls or agencies please.