Mechanical Maintenance Millwright - Steelmaking Operations

Step into the heart of steelmaking

From the moment your shift begins, you’re the go-to expert ensuring our heavy industrial equipment runs reliably and safely. As a Mechanical Maintenance Millwright, you’ll keep production moving by installing, maintaining, repairing, and operating a wide array of mechanical systems in a demanding steel mill environment.

What your day looks like

• Diagnose and fix issues across hydraulic, pneumatic, lubrication, and power transmission systems.
• Service and align conveyors, cranes, and mobile equipment; operate pendant and overhead cranes and forklifts as needed.
• Perform scheduled and corrective maintenance to sustain continuous operations.
• Pitch in with operating activities when it helps the team hit its goals.
• Tackle work at heights or within confined spaces, sometimes independently with minimal supervision and other times alongside fellow technicians.
• Thrive in varying conditions—hot, cold, wet, greasy, dirty, and noisy—across multiple plant areas.

What you bring

• At least 1 year of manufacturing/industrial experience (military experience counts) or equivalent education. Background across areas like hydraulics, pneumatics, lubrication, power transmission, welding, pipefitting, structural repair, or diesel mechanics is valued.
• High School Diploma or GED.
• Ability to work 8-hour rotating shifts (including Saturdays, Sundays, and holidays) with overtime as needed.
• Uncompromising commitment to safety—PPE such as hard hat, safety glasses, hearing protection, protective clothing, and metatarsal boots is required at all times.
• Strong attendance, punctuality, and self-direction.
• Willingness to successfully complete required assessment test(s).

Core behaviors

Think: Think Critically and Drive Change
Lead: Develop Talent and Collaborate
Do: Empower Performance and Deliver Results

Why U. S. Steel

Since 1901, U. S. Steel has been at the forefront of steel production. We’re the first North American steelmaker to set a 2050 net-zero greenhouse gas emissions goal, and our products power daily life across automotive, construction, packaging, appliances, energy, and more.

Our Culture of Caring shows up in community partnerships, charitable giving, employee volunteerism, scholarships, and robust leadership development—always with safety and respect at the center. We’re United by Steel .

Recognition we’re proud of

• Ethisphere’s World’s Most Ethical Companies® 2022, ’23, ‘24
• Disability:IN’s Best Places to Work for Disability Inclusion 2021, ’22, ’23, ‘24
• Human Rights Campaign Foundation’s Equality 100 Award 2020, ’21, ’22, ’23-24, ‘25
• Military Times’ Best for Vets: Employers 2023, ‘24

What you’re great at

• Mechanical troubleshooting
• Mechanical testing
• Mechanical assembly
• Machine safety inspections

Equal Opportunity

Conducting business with integrity and with the highest ethical values has underpinned U. S. Steel’s success for over 100 years, and it remains critical to our company’s success in the future. U. S. Steel is an Equal Opportunity Employer. It is our policy to provide equal employment opportunity (EEO) according to job qualifications without discrimination on the basis of race, color, religion, ancestry, national origin, age, genetics, sexual orientation, sex, gender identity, disability status or status as a protected Veteran or any other legally protected group status. (California residents may visit regarding collection of personal information and U. S. Steel's privacy practices.)