Mobile Welding Jobs in Colorado (NOW HIRING)

Description
JOB SUMMARY
The Welder is responsible for performing high-quality welding and fabrication work to maintain, repair, and improve plant and mobile equipment. This role ensures structural integrity and operational reliability by executing welding tasks on crushers, conveyors, screens, and other heavy machinery components. The Welder fabricates, installs, and modifies metal structures, conducts equipment inspections, and assists with preventive maintenance to minimize downtime and extend equipment life. This role also supports preventive maintenance and collaborates with maintenance teams to enhance safety. Collaboration with maintenance teams, supervisors, and vendors is essential to ensure quality workmanship, continuous improvement, and operational excellence across all maintenance activities.
KEY DUTIES AND RESPONSIBILITIES

• Inspect and evaluate plant and mobile equipment to identify safety hazards, defects, or wear requiring repair or welding service; determine appropriate corrective actions.

• Perform welding, fabrication, and repair on structural and mechanical components using FCAW, GMAW, SMAW, and SAW processes; fabricates, installs, and modifies guards, liners, and other assemblies.

• Fabricate and install new parts, guards, and structural support as needed.

• Cut, grind, and prepare metal surfaces for welding using oxy-fuel torches and power tools.

• Repair worn or damaged components on crushers, conveyors, screens, and other plant systems.

• Assist with alignment and assembly of plant machinery during rebuilds or installations.

• Support preventive maintenance tasks including lubrication, bolt tightening, and minor mechanical adjustments

• Follow MSHA safety standards and company policies.

• Maintain detailed maintenance and repair records, ensuring all documentation and quality control reports are completed accurately.

• Use and maintains hand tools, power tools, and welding equipment in safe, working conditions.

• Collaborates with plant leadership and vendors to support major repairs, maintenance projects, and equipment installations.

• Adhere to all company safety policies and participate in plant safety initiatives.

• Perform other duties as assigned to support plant operations and maintenance needs.

QUALIFICATIONS
Education
Vocational training or equivalent experience
Work Experience
1+ years of related experience in Welding, Fabrication, and Maintenance of Aggregate or Heavy Equipment preferred.
Knowledge, Skills, and Abilities
Welding and metalworking skills
Mechanical analysis
Design tools
Mechanical controls
Troubleshooting
MSHA compliance and regulations
Problem solving
Detail oriented
Time management
ADDITIONAL DETAILS
Physical Requirements
Must be able to lift and carry up to 50 lbs. for plant maintenance and equipment servicing.
Required to bend, stoop, climb, and reach. You must be able to maintain three points of contact when climbing on/off machinery or on ladders.
Strong hand-eye-foot coordination is essential for operating hand/foot controls. You must have good depth perception with or without seeing aid for distances up to 150 feet.
Working Conditions
All duties require outside assignments and require periods of work in all weather conditions, cold, wet, dry and dusty. Must be able to work in areas where noise levels are up to 85 dbs.
COMPENSATION
The hiring range for this position is $33.00 -$46.00 exclusive of benefits or bonuses (discretionary and non-discretionary). The offered base compensation will be determined based on factors such as geographic location, business need, market conditions, proficiencies, skills, education, and experience. Additionally, at Martin Marietta we place a high value on internal pay equity and will consider the compensation for those in similarly situated roles and direct team members. The hiring range for this role represents the base compensation we expect to pay for the position at time of hire and does not represent the total possible base pay of the position.
In addition to our base compensation, we also offer a competitive benefits package for full-time employees, including medical, dental and vision coverage; prescription drug coverage; health savings accounts; flexible spending accounts; life, AD&D and disability insurance; 401(k) with a company match and an employer-funded defined benefit pension plan. Other benefits include paid time off, paid holidays, education/tuition assistance, an employee discount program, adoption assistance, wellness programs and more.
Part time employees are eligible to participate in the 401k plan and receive a company match. In addition, they are eligible to start accruing service for the pension plan.
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.