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Salary
$42k – $53k per year
Location
In office (United States, Milan)
Seniority
Intern
Visa
H-1B filings in 12 months: 3
Employment
Internship

Confirmed on the employer's own hiring board on Oct 13, 2026. First seen by Alion on Oct 9, 2026. Johns Manville scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Johns Manville is a manufacturer of building insulation, commercial roofing systems, glass fibers and nonwovens headquartered in Denver, Colorado, serving building products, aerospace, automotive, filtration, waterproofing and wind energy markets. Founded in 1858 and a Berkshire Hathaway company since 2001, it serves customers in more than 80 countries and runs manufacturing plants across the US as well as operations in Germany and Slovakia. It hires production and machine operators, maintenance technicians, electricians, mechanics, warehouse staff, sales representatives, research chemists and IT security engineers.

Who We Are

Johns Manville is a leading manufacturer and marketer of premium-quality insulation and commercial roofing, along with glass fibers and nonwovens for commercial, industrial and residential applications. Our products are used in a wide variety of industries including building products, aerospace, automotive and transportation, filtration, commercial interiors, waterproofing and wind energy.

A proud member of the Berkshire Hathaway family of companies, we serve customers in more than 80 countries around the globe. We are committed to delivering positive and powerful experiences, because we are successful only when our employees and customers thrive. We are passionate, we care about people, we perform at a superior level, and we protect others and our environments.

Pay Range

$41,600.00-$52,600.00 Annual

This is the base salary pay range that an applicant can expect to make upon hire. Pay within this range will vary based upon relevant experience, skills, and education among other factors.

The Human Resources Intern (Manufacturing Operations) will gain hands-on experience supporting HR functions within a manufacturing environment. This role provides exposure to both union and non-union facilities and offers opportunities to work on employee relations, labor relations, recruiting, training, employee engagement, compliance, and workforce analytics projects. The successful candidate will partner with HR professionals and operational leaders while developing an understanding of how Human Resources supports manufacturing operations and business success.

Your Day to Day:

· Support HR teams within manufacturing facilities on a variety of employee and business initiatives:

o Assist with hourly recruiting activities, including candidate screening, interview coordination, onboarding, and orientation.

o Participate in employee engagement and recognition programs and recommend improvements to enhance workforce morale and retention.

o Analyze workforce data and HR metrics, including turnover, absenteeism, staffing levels, and other key performance indicators.

o Support employee relations activities.

· Shadow HR professionals across multiple manufacturing facilities to gain exposure to a broad range of HR practices, challenges, and career opportunities.

· Gain exposure to labor relations activities in unionized facilities, including contract administration, grievance administration, and collective bargaining preparation.

· Assist with HR compliance, documentation, and records management.

· Participate in cross-functional HR projects and continuous improvement initiatives.

· Collaborate with plant leadership and HR teams to support workforce and business needs.

· Perform other duties and special projects as assigned.

What You Bring to the Team:

· Currently pursuing a Bachelor's or Master's degree in Human Resources, Business Administration, Labor Relations, Psychology, or a related field.

· Completed at least sophomore year of undergraduate coursework.

· Strong interest in Human Resources, Employee Relations, Labor Relations, and/or Manufacturing Operations.

· Excellent verbal and written communication skills.

· Strong interpersonal skills with the ability to interact effectively with employees and leaders at all levels of the organization.

· Highly organized with strong attention to detail.

· Ability to handle confidential and sensitive information with professionalism and discretion.

· Analytical mindset with the ability to organize and interpret data.

· Proficiency in Microsoft Office Suite, including Word, Excel, and PowerPoint.

· Self-motivated with a positive attitude and willingness to learn.

· Previous HR-related coursework, internship experience, manufacturing experience, or labor relations exposure is a plus.

· Willingness to travel periodically to manufacturing facilities in close proximity of location.

What You'll Gain

Exposure to both union and non-union manufacturing environments.

Hands-on experience across multiple HR disciplines, including recruiting, employee relations, labor relations, training, and compliance.

Opportunities to work directly with plant HR leaders, operations leaders, and employees. Meaningful project work that contributes to business and workforce objectives. Insight into HR's role in supporting a dynamic manufacturing operation.

INTERNSHIP PROGRAM

The Johns Manville Internship Program is designed to provide challenging and fulfilling work in your area of expertise. We also offer additional opportunities from community service events, social outings, and intern seminars to allow you to give back, network, and gain a broader understanding of JM and its functions. We take a holistic approach to your development and are committed to providing valuable experience for both you and the company. At the conclusion of the summer, all interns will have the opportunity to present their achievements to functional leaders at our headquarters in Denver, Colorado. We encourage you to find out why interning with us is such a rewarding experience by checking out the internship page on our website.

Please Keep in Mind

If you do not meet 100% of these requirements, we at JM still want to hear from you. So, if you are interested in the role, we encourage you to apply so we can learn how your skills and talents can contribute to our team.

Benefits

Johns Manville (JM) offers a wide range of benefits to employees. Some are subsidized by the company and others are fully employee-paid. Health benefits include a choice of comprehensive medical plans, a dental plan, vision plan, wellness program and critical illness insurance. JM sponsors a 401(k) plan which includes a sizeable company match. JM offers paid vacation and also provides paid sick and parental leave for eligible employees.

Additionally, Johns Manville provides basic life Insurance, short-term and long-term disability coverage, an employee assistance program, and business travel accident coverage. Supplemental life insurance and accidental death and dismemberment insurance are available as well. The company also offers a variety of tax saving accounts; health spending account, traditional flexible spending account, and a dependent care spending account. JM also offers a tuition reimbursement program for undergraduate and certain graduate programs.

Diversity & Inclusion

Johns Manville believes diversity and inclusion in our workplace is critical for the long-term success of our company. We are committed to retaining, developing and attracting a diverse workforce that fosters an inclusive work environment in which all employees are treated with dignity and respect. This is the right thing to do for our employees, our company and our communities.

Incumbent must be physically able to perform essential job functions. Reasonable accommodations may be made to enable individuals with disabilities to perform essential job functions.

We are proud to be an Equal Opportunity/Affirmative Action employer. We maintain a drug-free workplace and perform pre-employment substance abuse testing.

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