Demo

Engineering Intern

Mission Critical Group
Caldwell, ID Intern
POSTED ON 8/25/2026
AVAILABLE BEFORE 9/23/2026
Company Description

Mission Critical Group (MCG) is an end-to-end power solutions and services provider that accelerates time-to-power and delivers scalable, resilient infrastructure for mission critical environments. By integrating engineering, manufacturing, modular deployment, and lifecycle services under one platform, we streamline execution and bring complex projects online faster - without compromising performance. With a robust U.S. manufacturing network, MCG supports data centers, power generation, healthcare, oil & gas, pharmaceuticals, semiconductors, and industrial facilities where uptime is non-negotiable. Mission Critical Group designs, manufactures and provides value-added services for customers requiring critical power solutions. Powering a new electric world for a brighter, more secure future. 

Job Description

MCG’s products require engineering design, manufacturing, and quality input across electrical power, structural steel, airflow and cooling, noise control, equipment layouts, and systems integration. Engineering interns in the Power Systems division will be given short-term assignments consistent with their degree programs, coursework, and prior experience. They will work independently and with staff to complete their assignments and contribute to MCG’s success. Designs and drawings will be documented in SolidWorks and AutoCAD depending on the project and engineering discipline.

Mechanical/Civil Engineering projects include designing and producing metal structures meeting requirements using SolidWorks (or AutoCAD for legacy systems), performing FEA or other load and stress and strain calculations, analyzing airflow (velocities, pressures, temperatures) including using CFD, calculating noise emissions, and analyzing heat transfer in/out and through the system, and systems integration and testing.
Electrical Engineering projects include designing, building, integrating, and testing electrical power equipment, wiring, and other electrically powered systems, interpreting customer and industry specifications and standards, balancing loads, producing designs, drawings, and schematics for electrical power equipment, and assisting with field support for installation and maintenance.

Manufacturing Engineering projects include producibility and quality input to designs, transitioning engineering designs into production, supporting production with capability and capacity studies, manufacturing plans, troubleshooting production issues, processing redlines and design/drawing updates, designing and analyzing fixturing, tooling and equipment, facility changes, and Value Engineering initiatives.

Accountabilities:
(Project during the internship may include one or more of the following):

  • Participate in the design of products needed internal to MCG.
  • Participate in the design of products that MCG is providing to its customers.
  • Ensure designs and drawings are consistent with production capabilities and flow.
  • Collaborate with design and manufacturing engineers, project managers, production personnel, planners, purchasing, and Quality to complete designs and analyses.
  • Assess the readiness of your solutions to progress to the next stage of development or production.
  • Plan, manage, and conduct tests and analyze the results.
  • Ensure compliance with safety regulations and codes during production.
  • Present new engineering principles, theories, advanced technologies, and concepts to your work team.
  • Document processes.
  • Perform other job-related responsibilities as assigned.
Qualifications

  • Actively enrolled in a degree program leading to a BS or higher in Mechanical Engineering, Electrical Engineering, Civil Engineering, Manufacturing Engineering, or other relevant engineering degree.
  • Experience and/or coursework consistent with designing and producing metal structures, electrical power equipment and wiring, systems integration and testing, and/or with analyzing airflow (velocities, pressures, temperatures), noise, and heat transfer consistent with one or more of the job summaries.
  • Have reliable attendance, be respectful and responsible at work.
  • Valid driver’s license and acceptable motor vehicle record.
  • Ability to pass a background check and drug screen.
  • Ability to apply concepts learning in academia to challenges at MCG
  • Knowledge of jobsite safety and ability to always ensure a safe workplace.
  • Proficient with MS Office, SolidWorks, AutoCAD, nesting software and other tools.
  • Strong organizational and multitasking skills
  • Ability to work independently and in a team environment.
  • Excellent verbal and written communication skills.
  • High degree of accuracy and attention to detail


Additional Information

A Note to our Recruitment Partners: We really appreciate the interest, but MCG currently manages hiring through our internal team. We love getting to know our candidates directly! Because of this, we don’t accept unsolicited resumes from agencies at this time. If we ever need an extra hand, we’ll be sure to reach out to the community. Thanks for understanding! 

MCG is an equal opportunity employer prohibiting discrimination based on race, color, creed, religion, sex, marital status, physical or mental disability, and any other protected classes stated by applicable federal and state laws. MCG is committed to providing equal employment opportunities to qualified individuals with disabilities and to act in accordance with regulations and guidance issued by the Equal Employment Opportunity Commission (EEOC). 

Hourly Wage Estimation for Engineering Intern in Caldwell, ID
$36.00 to $43.00
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Engineering Intern?

Sign up to receive alerts about other jobs on the Engineering Intern career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$55,620 - $69,820
Income Estimation: 
$152,677 - $195,716
Income Estimation: 
$135,707 - $161,984
Income Estimation: 
$66,311 - $82,620
Income Estimation: 
$118,386 - $167,771
Income Estimation: 
$104,606 - $124,147
Income Estimation: 
$111,859 - $131,446
Income Estimation: 
$110,457 - $133,106
Income Estimation: 
$105,809 - $128,724
Income Estimation: 
$122,763 - $145,698
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Mission Critical Group

  • Mission Critical Group Belle Chasse, LA
  • Mission Critical Group (MCG) is an end-to-end power systems and solutions provider that accelerates time-to-power and delivers scalable, resilient infrastr... more
  • 1 Day Ago

  • Mission Critical Group Caldwell, ID
  • Mission Critical Group (MCG ) is an end-to-end power solutions and services provider that accelerates time-to-power and delivers scalable, resilient infras... more
  • 2 Days Ago

  • Mission Critical Group Nampa, ID
  • Mission Critical Group (MCG) is an end-to-end power solutions and services provider that accelerates time-to-power and delivers scalable, resilient infrast... more
  • 2 Days Ago

  • Mission Critical Group Caldwell, ID
  • Mission Critical Group (MCG) is an end-to-end power solutions and services provider that accelerates time-to-power and delivers scalable, resilient infrast... more
  • 3 Days Ago


Not the job you're looking for? Here are some other Engineering Intern jobs in the Caldwell, ID area that may be a better fit.

  • Ardurra Meridian, ID
  • Ardurra is seeking an Aviation Engineering Intern to join our team in Meridian, ID. Primary Function: Ardurra is seeking an Aviation Engineering Intern to ... more
  • 1 Day Ago

  • Ardurra Nampa, ID
  • Ardurra is seeking a Water/Wastewater Engineering Intern to join our team in Nampa, ID. Primary Function Ardurra is seeking a Water/Wastewater Engineering ... more
  • 1 Day Ago

AI Assistant is available now!

Feel free to start your new journey!