Assistant Project Manager/Estimator - Intern (Summer 2026) - Phoenix, Arizona

For over 45 years, MPSW has been a trusted source for engineered HVAC solutions in Arizona. We represent top-tier manufacturers and provide technical sales support for nearly every system type—backed by expert design assistance, energy analysis, and application know-how. · At MPS ...

Job description

For over 45 years, MPSW has been a trusted source for engineered HVAC solutions in Arizona. We represent top-tier manufacturers and provide technical sales support for nearly every system type—backed by expert design assistance, energy analysis, and application know-how.

At MPSW, we're team-driven, service-focused, and always moving forward. If you're a self-starter who values collaboration and wants your work to make a real impact, you'll fit right in here.

 Assistant Project Manager/Estimator (HVAC Sales) - Internship 

Summer 2026  

Reports to: Sales Leader  

FLSA Status: Internship

The Opportunity

As the Assistant Project Manager/Estimator Intern, this individual will be responsible for coordinating submittals, equipment selection, pricing and ship dates for each project. Must be detail and customer service oriented and have excellent organizational skills. Position requires a high level of oral and written correspondence with the Sales Team, Customers and Manufacturers to ensure timely completion of assigned projects while maintaining customer satisfaction. Must be able to work well with others in a fast-paced & high-volume environment.

Responsibilities

• Create and maintain job files for each project throughout its duration
• Optimize the project through the stages of product selection, specifications, plans, estimates, proposals, value engineering and redesigns
• Manage multiple projects on an ongoing basis
• Communicate with owners, architects, MEP Consultants and General, Mechanical and Electrical Contractors
• Organize project related data for order entry
• Respond to and track IOM & Submittal requests
• Read, understand and interpret building plans & specifications
• Develop and grow relationships with customers, contractors, project engineers and manufacturers
• Determine project requirements, constraints, and sales team responsibilities to meet all of the customer's system design, installation and maintenance expectations
• Investigate concerns, implement corrective action and communicate with customers and co-workers as necessary to maximize customer satisfaction

The Required Profile

• Working to obtain a Bachelor's degree in engineering or related field
• Working knowledge of HVAC, estimating, engineering, construction management or contracting environment
• Working knowledge of MEP consulting, architecture, design, CAD, general contracting, mechanical contracting, engineering or construction industry a plus
• Strong PC skills in Microsoft Office, including Word, Excel, PowerPoint, and Outlook

Other Skills/Abilities

Strategic Skills 

Ability to learn new skills and knowledge. Ability to understand concepts and complexity comfortably.  Open to change and will try anything to find solutions.  Able to handle uncertainty and make decisions without knowing the whole story

Operating Skills

Ability to discern between tasks to determine how best to accomplish goals and organize task/people assignments to get results in a timely way. Ability to figure out processes and simplify them in order to maximize workflow.

Behavior Skills 

Ability to manage people and situations when conflicts arise.  Ability to seize opportunities with the drive to complete goals. 

Personal and Interpersonal Skills

Ability to establish and grow relationships with customers through effective verbal and written communication.  Dedicated to the needs of the customers, manufacturers and peers and has the patience to actively listen to all business partners. Able to solve problems and skillfully negotiate with a minimum of noise while managing stress.  Demonstrates integrity and trust through appropriate directness and truthfulness.  Ability to understand personal strengths and weaknesses, seek feedback and improve upon shortcomings. 

Environmental Requirements

Will be required to work in an office environment and frequently in the field.

Physical Demands

While performing the duties of this job, the employee is regularly required to use hands to operate computer keyboard and telephone, reach with hands and arms. The employee frequently is required to stand, walk, and sit. The employee is occasionally required to climb or balance and stoop, kneel, crouch, or crawl. The employee must regularly lift and/or move up to 25 pounds. Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus.

NOTE:  This job description is not intended to be all-inclusive. Employee may perform other related duties as negotiated to meet the ongoing needs of the organization.

Employment practices will not be influenced or affected by an applicant's or employee's race, color, religion, sex (including pregnancy), national origin, age, disability, genetic information, sexual orientation, gender identity or expression, veteran status or any other legally protected status.  Reasonable accommodations will be made for qualified individuals with disabilities unless doing so would result in an undue hardship.

Salary ranges listed are dependent upon a candidate's qualifications, experience, internal equity, and the budgeted amount for the specific role and location.