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Internship; Summer FSI

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Mechanical Solutions Inc.
Full Time, Seasonal/Temporary, Apprenticeship/Internship position
Listed on 2026-09-24
Job specializations:
  • Construction
    Building & Residential Construction, Construction Manager/ Foreman
Salary/Wage Range or Industry Benchmark: 18 - 25 USD Hourly USD 18.00 25.00 HOUR
Job Description & How to Apply Below

Internship (Summer 2027)

Fire Solutions (FSI)

Full Time

St. Louis, Mo

About Us:

Fire Solutions was founded in 2015 to provide clients with quality and reliable fire suppression systems. Our team brings over 50-years if fire experience to clients ensuring that all details, materials, design, and installation are completed to the highest expectations. We provide ourselves on bringing the best talent to our team in order to provide the highest level of service to yours.

We are a 100% Union MBE company specializing in Design/Build, installation, Project Management, and Service. In 2019, Fire Solutions was nominated as a “50 Fasted Growing Companies” according to the St. Louis Business Journal. Our growth continues years after year thanks to our repeat clients and dedicated team.

The Role:

As an Intern you will have the opportunity to shadow experienced Project Engineers, Project Managers, Estimators, and Safety Professionals. In this role you will be part of the team responsible for taking projects from the conceptual stages through the closeout of a project. You will experience active job site visits, hands on work experience, and valuable safety training.

Responsibilities:
  • Cultivate strong relationships with clients and subcontractors to support project success
  • Collaborate with engineers and planners to develop and maintain project schedules
  • Support the creation of accurate project forecasts and budgets
  • Oversee cost management, change orders, RFIs, and other project documentation
  • Take ownership of project execution and delivery
  • Contribute to preconstruction planning, quality assurance, and safety initiatives
  • Assist senior project managers in overseeing construction activities
  • You will have leadership and guidance to support project teams throughout all phases
Qualifications:
  • Must be currently enrolled in an undergraduate program at an accredited university
  • Foundational understanding of construction principles and practices
  • Strong problem-solving abilities with a flexible, collaborative approach to working with diverse teams
  • Experience with subcontracts, subcontractors, or self-perform work is a plus
  • Creative, results-driven, and able to work with a sense of urgency
  • Prior internship or project engineering experience on projects valued at $5 million or more (design-build experience preferred)
  • Committed to upholding and promoting a Safety-First culture
  • Self-motivated and entrepreneurial, with the ability to work independently and as part of a team
  • Physically capable of navigating active construction sites, including walking, climbing ladders, and accessing multi-floor scaffolding
  • Fast-paced work environment—appropriate job site footwear and attire required
  • Projects are located nationwide; travel may be required
Why Fire Solutions:

Fire Solutions is committed to an inclusive and safe work environment that makes people feel connected and reach their full potential. We work with people that are committed to a diverse and welcoming environment that all can feel connected and see themselves represented at every level of our Company. We strive to be Leaders in the communities that we do business.

We are one of the fastest growing construction firms in the nation, and continue to grow year after year. If You are set to take your career to the next level…

Come join theFire Solutions TEAM!

Career Growth
  • Take on challenging design/build projects in commercial and industrial construction.
  • Opportunities for advancement through mentorship and hands‑on learning.
Comprehensive Benefits
  • Health, dental, and vision coverage
  • 401(k) match
  • Life insurance
  • Additional benefits for employees and their families
Headquarters Perks
  • In‑office gym
  • Personal training sessions
  • Yoga classes
  • Massage therapist
  • Game room
Company Culture
  • Collaborative, innovative, and…
Position Requirements
Less than 1 Year work experience
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