Mission Critical Group (MCG) is a U.S.-based electrical systems and solutions provider that reduces time-to-power through its broad product portfolio, modular solutions, and more than one million square feet of U.S. manufacturing capacity.
We bring design, manufacturing, and advanced services together to deliver power reliability, scalability, and speed.
Our 2027 Summer Internship is a paid, full-time, 9-week program built around real project ownership. You won't be shadowing or fetching coffee. You'll be assigned a scoped project with a deliverable, paired with a mentor, and given visibility to the leaders who make decisions.
We recruit interns across six career families. Tell us where you fit, and we'll match you to the team and location that makes sense:
Specific work varies by team, but every intern can expect to:
You do not need prior internship experience. You do need curiosity and a willingness to ask questions.
Our core values aren't wall art. They're how we hire, develop, and promote. We look for people who Have Humanity, Be Transparent, Drive Innovation, Be Resilient, Always Reliable, and bring Grit. If those describe how you already work, you'll do well here.
All your information will be kept confidential according to EEO guidelines.

Mission Critical Group (MCG) stands apart as an end-to-end power systems and solutions provider, accelerating time-to-power in mission critical environments with unmatched speed, U.S.-based manufacturing, and engineering depth. We design, build, integrate, and service electrical equipment and modular power infrastructure through our robust nationwide manufacturing network.
MCG uniquely integrates engineering, manufacturing, and services through program management, enabling seamless solutions for electrification and behind-the-meter applications while meeting the growing power demands driven by AI and rising power density.
We offer modular power systems, microgrids, generator enclosures, e-houses, switchgear, and related infrastructure solutions. Leveraging over 1.7 million square feet of advanced U.S. manufacturing capacity, MCG delivers scalable, efficient, and reliable power infrastructure tailored to complex project requirements.
For more information, please visit www.missioncriticalgroup.com.