HVAC Controls Sales Engineer Intern

Alloy Enterprises; St. Louis (MO); On-site; USD 26,000 - 30,000; Full time

Benefits offered by this job

Benefits package

Job summary

Johnson Controls is offering an HVAC Controls Sales Engineer Internship for engineering students who want hands-on exposure to building automation and technical sales. You will support design, attend customer meetings, and learn how to translate engineering concepts into business value.

Based in Missouri, this full-summer internship blends engineering + relationship development, with mentorship, field exposure, and opportunities to contribute to proposals, site surveys, and project turnover.

Qualifications

• Pursuing a Bachelor’s degree in Mechanical Engineering, Engineering Management, Electrical Engineering, or related discipline.
• U.S. citizen or legal right to work in the U.S. (sponsorship not available).
• Available to work full‑time for the summer (40 hours/week).
• Interest in combining engineering with customer engagement and consultative sales.

Responsibilities

• Support design and development of HVAC controls and BAS solutions.
• Attend customer meetings, site surveys, and technical discussions to gather requirements.
• Contribute to technical proposals, scoping, and solution recommendations for customers and engineers.
• Shadow Sales Engineers through the sales lifecycle from discovery to turnover.
• Collaborate with Operations to understand installation, commissioning, and project execution.
• Work with Service Operations to understand maintenance and lifecycle service strategies.
• Observe installations and integration of mechanical equipment, sensors, and control networks.
• Use Salesforce and estimating tools to track opportunities and document projects.
• Translate engineering concepts into clear business value propositions for clients.

Skills

Analytical skills

Communication skills

Presentation skills

Customer engagement

Education

Bachelor’s degree (ME / Electrical / Engineering Management)

Tools

Salesforce

Estimating tools

Job description

Position Summary:

As a global leader in smart, healthy, and sustainable buildings, Johnson Controls is reimagining building performance to serve people, places, and the planet. The HVAC Controls Sales Engineer Internship is designed for engineering students who are passionate about technology but also enjoy building relationships, solving customer challenges, and working in a collaborative, customer-facing environment.

This role bridges engineering and business by providing hands‑on experience with HVAC controls, building automation systems (BAS), energy management technologies, and technical sales. Interns will learn how to apply engineering principles to design customer‑focused solutions, perform technical evaluations, and communicate complex concepts to diverse audiences. Through field exposure, mentorship, and real‑world projects, interns will gain valuable experience in both technical problem‑solving and professional relationship management.

Key Responsibilities:

• Support Sales Engineers in the design and development of HVAC controls and building automation solutions that address customer operational, sustainability, and energy‑efficiency goals.
• Participate in customer meetings, site surveys, and technical discussions to gather building requirements and understand mechanical, electrical, and control system applications.
• Contribute to the preparation of technical proposals, presentations, scope documentation, and solution recommendations for customers, contractors, and consulting engineers.
• Shadow Sales Engineers throughout the sales lifecycle, including opportunity identification, customer discovery, solution development, proposal generation, and project turnover.
• Collaborate with Operations and Project Teams to gain an understanding of system installation, commissioning, startup activities, and project execution processes.
• Work alongside Service Operations teams to understand system maintenance, troubleshooting methodologies, lifecycle service strategies, and long‑term customer support.
• Participate in project walkthroughs and construction site visits to observe HVAC controls installations and understand the integration of mechanical equipment, sensors, actuators, and control networks.
• Utilize Salesforce, estimating, and engineering support tools to track opportunities, maintain project documentation, and support sales forecasting activities.
• Develop the ability to translate complex engineering concepts into clear business value propositions for customers, building owners, contractors, and consulting engineers.

Qualifications:

• Currently pursuing a Bachelor's degree in Mechanical Engineering, Engineering Management, Electrical Engineering, or a related technical discipline.
• U.S. citizen or legal right to work in the U.S. (sponsorship is not available for this roles)
• Available to work full‑time (40 hours/week) throughout the summer
• Interested in combining engineering expertise with customer engagement, business development, and consultative sales.
• Strong analytical, communication, and presentation skills.
• Comfortable interacting with customers, contractors, engineers, and cross‑functional teams.
• Interested in smart buildings, building automation systems, and HVAC technologies.

HIRING HOURLY RANGE:

$19.00-$22.00 (Hourly rate to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, location and alignment with market data.) This position includes a competitive benefits package. For details, please visit the About Us tab on the Johnson Controls Careers site at https://jobs.johnsoncontrols.com/about-us

Johnson Controls International plc. is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, genetic information, sexual orientation, gender identity, status as a qualified individual with a disability or any other characteristic protected by law. To view more information about your equal opportunity and non‑discrimination rights as a candidate, visit EEO is the Law. If you are an individual with a disability and you require an accommodation during the application process, please visit here.