Assistant Plant Manager

• Aggregate Operation Martin Marietta Materials, Inc.
• Waite Park, MN Martin Marietta Materials, Inc.
• August 25, 2026

Description Description:

The Assistant Plant Manager is responsible for managing all safety, operational, financial, environmental and personnel duties for the plant in accordance with company programs, policies, and guidelines as well as government agencies.

Location:

St Cloud Quarry is a 2M+ tons per year, seasonal granite operation located in Central MN. Forty-team members perform at a high level to produce up to 2,000 tph of high-quality aggregates. Truck and rail loadout can reach 20,000 tons per day.

Responsibilities:

Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. Assist the plant manager with daily and strategic management of plant functions and provide leadership in areas to include financial, safety, environmental, and personnel. Responsible for driving location expectations and metrics to include: company assets, budgeting, cost control/savings measures, environmental and personnel functions. Champion the Martin Marietta safety culture. Ensure compliance with all local, federal, state and Martin Marietta policies. Provide direction to meet plant safety, quality, production and employee development expectations. Comply with, maintain and update all local State, Federal and Company environmental regulatory programs, policies and guidelines. All other duties as assigned.

Skills:

Ethical Conduct Leadership Teamwork Decision Making High Sense of Urgency Drive for Results Relationship Building Attention to Detail Analytical Required Education and Experience

• A high school diploma/GED or equivalent work/military experience required
• 4+ years of related experience
• 3-5 years quarry management experience preferred
• Knowledge of MSHA laws and commitment to safety Work Environment This job operates frequently in a maintenance and operations environment at a surface mine location.

This role routinely uses standard office equipment such as computers, phones, photocopiers, filing cabinets and fax machines. Physical Demands The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Physical requirements include the ability to lift and carry up to 50 pounds from ground to waist, visual acuity, speech and hearing, hand and eye coordination, manual dexterity, repetitive motion, standing, sitting, walking, climbing stairs, bending and stooping, working from a elevated position and the ability to drive. This is a safety-sensitive role and Martin Marietta will continue to require drug testing that does include testing for cannabis/THC. Position Type/Expected Hours of Work This is a full-time position at a 24-hour operation. This position regularly requires long hours and weekend work. A member of the S&P 500 Index, Martin Marietta is an American-based company and a leading supplier of heavy building materials

• including aggregates, cement, ready-mixed concrete and asphalt.

Through a network of operations spanning 28 states, Canada and the Bahamas, dedicated Martin Marietta teams supply the foundational resources upon which our communities thrive. Martin Marietta's Magnesia Specialties business produces high-purity magnesia and dolomitic lime products used worldwide in environmental, industrial, agricultural and specialty applications. At Martin Marietta, we strive to work with the best and the brightest

• those who have the potential to become our company's future leaders.

Each of our roughly 9,500 people shares a common purpose regardless of their professional role or work environment. Together, we utilize our diverse skills and experiences to drive our company and its extraordinary culture forward. Our aim is to build on our foundation of success and help values-driven and hardworking people realize their full potential. When you decide to invest your career in Martin Marietta, you'll know what it's like to be respected, challenged and rewarded. In return, we offer a highly competitive benefits package, including:

• Medical
• Prescription Drug
• Dental
• Vision
• Health Care Reimbursement Account
• Dependent Care Reimbursement Account
• Wellness Programs
• Employee Assistance Plan
• Paid Holidays and Vacation
• 401(k) with Company matching
• Pension
• Salary Continuation
• Short-Term Disability
• Long-Term Disability Options
• Employee Life Insurance
• Spouse & Dependent Life Insurance
• Business Travel Accident Insurance
• Direct Deposit Payroll
• Educational/Tuition Assistance Plan
• College Scholarship Program
• for dependent children
• Matching Gift Program
• New Auto Purchase Discount Plans At Martin Marietta, we are proud to be an Equal Opportunity Employer.

We are committed to providing an environment of mutual respect where equal employment opportunities are available to all qualified applicants and teammates. We celebrate diversity and commit that qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

ADDITIONAL DETAILS

Job Id:

6913394744

Job URL:

https://jobs.jobvite.com/martinmarietta/job/otKHAfwe?nl=1&nl=1&fr=false

Job State:

MN

Job Lat:

45.519798278808594

Job Lng:

• 94.

24330139160156

Job County:

Stearns County

Job Education:

High school diploma or equivalent

Job Skills:

Leadership

Job Hash:

4471487960