Summer Intern – Mechanical Engineer – Golden, CO

Creating Peace of Mind by Pioneering Safety and Security

At Allegion, we help keep the people you know and love safe and secure where they live, work and visit. With more than 40 brands, 14,000+ employees globally and products sold in 130 countries, we specialize in security around the doorway and beyond.

Additionally, Allegion is proud to be recognized with the 2026 Gallup Exceptional Workplace Award (GEWA) for the third consecutive year, earning distinction in both the employee engagement and strengths categories. This year, Allegion also received Gallup’s With Distinction honor — a designation reserved for a select group of organizations that go above and beyond in building exceptional workplace cultures.

Summer Intern – Mechanical Engineer – Golden, CO

As an Allegion Mechanical Engineer Intern, you will contribute meaningful work and make a direct impact on the Mechanical Engineering Competency. You will gain valuable experience in design, development, and technical analysis of moderate scope and complexity, either independently or as part of a project team. Generate, evaluate, analyze, and develop design concepts for components and assemblies to achieve new product requirements and/or current product improvements. Collaborate with other Engineers to ensure the appropriate processes, tooling, and equipment are available for manufacturing-related parts. Additional opportunities include learning about electronic locking systems, access control solutions, how residential and commercial security differ, and participating in peer design reviews.

If you are seeking a summer experience that offers meaningful work, learning opportunities, professional development, and an opportunity to build strong relationships with your peers and leaders, Allegion is the right place for you!

Qualified candidates must be legally authorized to be employed in the United States. The company does not intend to provide sponsorship for employment visa status (e.g., H-1B, TN, etc.) for this employment position.

What You Will Do:

Experience developing 3D models.

Familiarity with engineering tools including FMEA, Root Cause Analysis, GD&T, Tolerance Stack Analysis & DFM/DFA.

Experience in Mechanical testing techniques.

Utilize tools such as Creo, MS Project, tolerance stack templates, and others as needed in product development.

Collaborate with a team to produce well-rounded solutions.

Participate in daily and other regular team meetings, including project teams and Mechanical competency.

Obtain the experience to create a foundation for growth and future opportunities with Allegion.

What You Need to Succeed:

Pursuing a degree in a relevant discipline, e.g., Mechanical Engineering, System Engineering, and Mechanical Engineering Technology.

Demonstrated leadership ability and initiative, e.g., school club officer, sports team captain, resident advisor, leadership on school or work projects, etc.

Basic electronics understanding.

Ability to work in both a team and individual setting.

Resiliency and ability to adapt quickly.

Effective listening, time management, and creative problem-solving techniques

A desire to learn, grow, and develop by working on projects that will impact Allegion’s business and customers.

Regardless of your degree, Allegion is a great place to begin your career

You should consider starting your career with us if:

You share our vision of seamless access and a safer world.

You share our purpose of creating peace of mind by pioneering safety & security.

You want to build a robust network of experienced and talented professionals.

You want to work for an industry leader and alongside a team of experts.

You are eager to take initiative and take ownership of exciting projects.

You are ready to embrace the Allegion culture and values and develop lifelong connections with your teammates.

What You’ll Get From Us:

An opportunity to be a part of a dedicated team that collaborates on real, hands-on projects.

Professional Growth through exposure to our executive team, leadership-led lunch & learn sessions, and mentor/mentee relationships.

Meaningful time to network and get to know your peers through Allegion-sponsored activities hosted by the Talent Attraction Team

Compensation:

This range is provided by Allegion. Your actual pay will be based on your skills and experience.

The expected Base Hourly Range: $25-$26. The actual compensation will be determined based on experience and other factors permitted by law.

Join our team of experts today and help us make tomorrow’s world a safer place!

Not sure if your experience perfectly aligns with the role? Studies have shown that some people are less likely to apply to jobs unless they meet every single qualification and every single preferred qualification of a job posting. At Allegion, we are dedicated to building a diverse, inclusive, and authentic workplace. So, if you’re excited about this role but your past experience doesn’t align perfectly with every item in the job description, we encourage you to apply anyway. You may be just the right candidate for this role. #ALLEGION

We Celebrate Who We Are!

Allegion is committed to building and maintaining a diverse and inclusive workplace. Together, we embrace all differences and similarities among colleagues, as well as the differences and similarities within the relationships that we foster with customers, suppliers and the communities where we live and work. Whatever your background, experience, race, color, national origin, religion, age, gender, gender identity, disability status, sexual orientation, protected veteran status, or any other characteristic protected by law, we will make sure that you have every opportunity to impress us in your application and the opportunity to give your best at work, not because we’re required to, but because it’s the right thing to do. We are also committed to providing accommodations for persons with disabilities. If for any reason you cannot apply through our career site and require an accommodation or assistance, please contact our Talent Acquisition Team .

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Allegion is an equal opportunity and affirmative action employer

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