Jobs and Careers
BE

Residential New Construction Assistant Designer

Beyer Air Conditioning and Heating
San Antonio, United Statesfull_timeVerifiedPosted 22 Jun 2026

About the role

Summary

Reports to the RNC Lead Designer and Construction Manager. This position will entail the entire design process including, but not limited to, AutoCAD, Manual J load Calculations, and Plan review and revisions for new construction projects and retro fit replacement projects. The assistant designer will also be responsible for providing equipment selection and sizing and will be working closely with Construction and Sales Managers to make sure needs are met. The focus will be on quality, efficient, and cost-effective design with an attempt to reduce cost where/when possible.

Duties

  • Assists the designer, estimator, sales department, and field supervisors on matters related to designing new custom residential home construction projects and remodels.
  • Perform and review HVAC load calculations, duct sizing, and system sizing per ACCA Standards
  • Experience using Wrightsoft for performing Manual J8 (Load) calculations with the inclusion of current specification (builder and code specific)
  • Design working drawings of HVAC layouts derived from Manual J load calculations, and Manual D duct design using AutoCAD or other drawing programs
  • Be able to do plan Take offs and procurement of material and equipment for both departments
  • Organize scope into major categories to determine primary timetable for deliverables/milestones.
  • Manage and control all data through Excel, Job Folders, Teams, and Service Titan
  • Job Walks and on site meetings

 

 

Requirements

  • Candidate must have 3 years+ of relevant experience in Residential Mechanical (HVAC) Design
  • Preferred experience: Able to modify and adjust to software – Manual J Software, AutoCAD, Wrightsoft-Wrightdraw, RESCheck, REMrate, and Manual D
  • Understand current IECC and state mechanical codes for Residential Design

Qualities

  • Positive “can do” attitude with a natural inclination to serve others
  • Organized and efficient to anticipate the needs for jobs and use of time efficiently
  • Diplomatic with strong communications skills with the ability to know when, what, and how to communicate with all stakeholders
  • Strong character and integrity with a commitment to always doing the right thing

Benefits

  • Working for a company with a great reputation that cares about the needs of others
  • Working with great people who are dedicated to doing a great job
  • 401k, health/dental/vision insurance, paid time off

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Beyer Air Conditioning and Heating

View company profile →