Sr. HVAC Engineer

Rockville, MD, us on site Until 8/22/2026 H-1B sponsor history First posted December 19, 2025 Last posted February 23, 2026
Job description

CRB's over 1,100 expert professionals drive innovative, life-changing and life-saving solutions for manufacturers in the life sciences and food and beverage industries. Our mission, vision, and core values put client satisfaction and employee experience at the center of everything we do.

As an AEC Firm we proudly specialize in industries that inherently carry important social responsibility - we recognize our impact and influence in the communities we serve and pursue corporate responsibility through the lens of people, community, and planet. From oncology and rare disorders to COVID-19 or alternative proteins, our design and construction projects are pioneering solutions addressing important issues such as food scarcity and global health.

The Mechanical Engineer focuses on the design and engineering of HVAC and mechanical utilities for buildings. The individual possesses demonstrated ability to manage multiple complex tasks, establish priorities and direct the work of others. This position is responsible for overseeing the Mechanical discipline scope of work and managing the discipline budget on all project phases, sizes and levels of complexity, and coordinating with internal and external architects and engineers, as well as clients, construction managers, subcontractors, vendors and manufacturers. Typical tasks and deliverables that are executed by or under the supervision of the Mechanical Engineer IV include site selection, master planning, commissioning and startup, load calculations, utility assessments, energy modeling, design reports, code evaluations, plans, P&IDs, schedules, HAZOP reviews, installation details, equipment and system selection and specification, and coordination with manufacturers and trade partners. Project work includes directing design activities for all levels of design such as studies, conceptual and schematic design, design development, construction documentation and construction administration. The Mechanical Engineer IV understands the development and field implementation of documents through all project phases, sizes and levels of complexity. Within this role there are multiple positions, and their focuses are described below.

Responsibilities:

  • Lead mechanical design efforts for large-scale, technically complex projects in GMP environments, including cleanrooms, laboratories, and manufacturing facilities.
  • Develop and validate HVAC system layouts, ensuring proper pressurization, airflow control, and environmental compliance.
  • Oversee the integration of refrigeration, plumbing, and fire protection systems into cohesive MEP designs.
  • Perform and review engineering calculations, equipment sizing, and system selections.
  • Ensure all designs comply with applicable codes, standards, and client-specific requirements.
  • Coordinate with internal and external stakeholders, including architects, process engineers, and construction teams.
  • Provide technical mentorship to junior and mid-level engineers.
  • Support project planning, budgeting, and scheduling from concept through construction.
  • Participate in QA/QC reviews and lead design documentation efforts.

Minimum Qualifications:

  • Bachelor’s degree in Mechanical Engineering or related field.
  • Licensed Engineer with the ability to get licensed in the state of Florida (required)
  • 10+ years of experience in mechanical engineering with a focus on MEP systems.
  • Demonstrated expertise in GMP facility design, including cleanroom classifications and HVAC pressurization strategies. Experience in pharmaceutical, biotechnology, or life sciences industries.
  • Strong working knowledge of HVAC, refrigeration, plumbing, and fire protection systems.
  • Proficiency in Revit, AutoCAD, and mechanical design tools (e.g., Trane Trace, Carrier HAP).
  • In-depth knowledge of ASHRAE, NFPA, and other relevant codes and standards.
  • Excellent leadership, communication, and coordination skills.

Preferred Qualifications:

  • Familiarity with sustainable design practices (LEED, WELL, etc.).
  • Experience with design-build or EPCM project delivery models.

All your information will be kept confidential according to EEO guidelines.

CRB is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity Employer and it is our policy to provide equal opportunity to all people without regard to race, color, religion, national origin, ancestry, marital status, veteran status, age, disability, pregnancy, genetic information, citizenship status, sex, sexual orientation, gender identity or any other legally protected category. Employment is contingent on background screening.

CRB does not accept unsolicited resumes from search firms or agencies. Any resume submitted to any employee of CRB without a prior written search agreement will be considered unsolicited and the property of CRB. Please, no phone calls or emails.

CRB offers a complete and competitive benefit package designed to meet individual and family needs.

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Compensation (from employer):
135000 – 175000 USD (YEARLY)

About this role

Summary

Designs and oversees HVAC and mechanical utilities for complex GMP manufacturing projects.

Job title

Sr. HVAC Engineer

Experience level

10+ years

Industry

construction

Location requirements

Rockville, MD; no remote work allowed

Salary

135000 – 175000 USD (YEARLY)

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

Mechanical engineeringlicensed engineerGMP facility designRevitAutoCADAShRAENFPA

Preferred skills

sustainable designLEEDWELLdesign-build

Specializations

HVACMEPGMPcleanroomslife sciences
Locations

Structured locations inferred from the posting.

Rockville, MD, USA

On-site City