Ironworker Helper III

CEI Services; Rapid City (SD); On-site; USD 42,000 - 62,000; Full time

Job summary

MasTec Industrial is hiring for a structural-steel worker to raise, modify, place, and bolt/weld steel members as part of a crew. The role requires reading drawings and measurements, assisting with hoisting equipment, and performing welding and cutting tasks.

Applicants should have 2–3 years of related experience or equivalent training, with at least 2 months in a helper role. Safety compliance and physical endurance are essential for this role in heavy industrial construction.

Qualifications

• 2-3 years related experience and/or training or equivalent combination of education and experience.
• Minimum 2 months of experience in helper role.
• Knowledge of MIC Health and Safety programs and project specific regulations.
• Ability to read and interpret safety rules, operating and maintenance instructions and procedure manuals.
• Ability to perform basic arithmetic with numbers, units, weight, and volume.

Responsibilities

• Read and interpret measuring tools to perform tasks accurately.
• Assist in setting up hoisting equipment for lifting structural-steel members.
• Assist in fastening steel members to hoists, cables, slings, or ropes.
• Guide members into position using tag lines or other moving devices.
• Assist in bolting and welding structural members as required.
• Aid in cutting and welding of steel members for modifications.

Skills

Read measuring tools

Rigging & hoisting

Bolt & weld steel

Safety compliance

Physical endurance

Education

High school diploma or equivalent

Job description

Overview

Company Overview

MasTec Industrial andPhoenix Industrial have served the power industry since 1947. We support utilities, developers, and municipalities with EPC services and project development expertise. We specialize in natural gas, oil, biomass, and waste-to-energy projects. Our depth of experience in utility and industrial systems, including simple and combined-cycle plants and reciprocating engines.

We’re committed to delivering quality, safety, and value at every project phase, from concept to operations. We invest in top talent and foster a respectful, inclusive environment where employees thrive as innovative leaders.

The MasTec Industrial operating group is part of the MasTec Clean Energy & Infrastructure (CE&I) business segment. The CE&I segment generates over $4.5 billion in annual revenue, providing construction services across our renewables, industrial, infrastructure, and general building operating groups. Sustainability and safety are foundational to our culture and influence everything we do.

MasTec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments.Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #16 Top 50 Domestic Heavy Contractors, #13 Transportation Contractor).

POSITION SUMMARY:

Raises, modifies, places and bolts or welds structural-steel members to form completed structures or structure frameworks, working as member of crew.

Responsibilities

ESSENTIAL JOB FUNCTIONS:

• Read and interpret measuring tools such as, tape measure, speed square, framing square…etc. In order to perform task accurately.
• Fully Understand Plant North and drawing directional.
• Assist in setting up hoisting equipment for raising and placing structural-steel members.
• Assist in fastening steel members to cable of hoist, cable, slings or rope.
• Assist in guiding member, using tag line (rope). Pulls, pushes, or pries steel members into approximate position while member is supported by hoisting device.
• Assist in forcing members into final position, using turnbuckles, sleever bars, come alongs, jacks, and hand tools.
• Assist in aligning holes in member with corresponding holes in previously placed member by drifting drift pins or handle of wrench through holes. Align bolt holes with spud wrenches, sleever bars, bull pins and/or drift pins.
• Assist in bolting aligned members to keep them in position until they can be permanently bolted or welded in place.
• Assist in cutting and welding of steel members to make modifications using oxyacetylene torch, cut off wheels, porta bans and (arc) electric welding equipment.
• Work in other crafts at levels appropriate to training and skills as requested by project supervision. Must have the ability to take direction from a higher skilled worker or foreman.
• Must have basic knowledge of the construction processes involved in heavy industrial construction.

Qualifications

EDUCATION AND WORK EXPERIENCE REQUIREMENTS:

• 2-3 years related experience and/or training or equivalent combination of education and experience
• Minimum 2 months of experience in helper role

KNOWLEDGE, SKILLS, AND ABILITIES REQUIRED:

• Be knowledgeable of MIC Health and Safety programs and project specific regulations.
• When on-site, actively participate in daily toolbox meetings with crews and subcontractors.
• Set a personal example of safe behavior.
• Read and interpret documents such as safety rules, operating and maintenance instructions and procedure manuals
• Add and subtract two-digit numbers, multiply and divide with 10's and 100's and ability to perform these operations using units weight measurement and volume
• Common sense understanding to carry out instructions furnished in written or oral form
• Ability to work within precise standards of accuracy and follow set procedures and standards
• Other may duties may be assigned

PHYSICAL DEMANDS:

• Work up to a 12-hour shift doing hard physical work in varying temperatures and outside conditions.
• May need to maintain physical strength and stamina; Use arms, hands, and legs fully; Push, pull, and frequently lift and carry objects weighing up to 50 pounds; and stoop, kneel, balance, crouch, crawl, and climb to perform job tasks.
• Stamina to perform this task repetitively and continuously for several hour intervals.
• Uncontrolled environmental conditions: Constant change in weather and site conditions.
• This work environment may involve moderate exposure to unusual elements, such as extreme temperatures, dirt, dust, fumes, smoke, unpleasant odors and/or loud noises.
• Ability to wear personal protective equipment is required (including but not limited to- safety toed shoes, gloves, safety glasses, hearing protection, hardhat, vest, etc.).
• Move in and around confined, cluttered, and uneven areas.
• May need to work at heights and must be able to abide by all safety and fall-protection requirements; must be able to wear and utilize all safety equipment required for work at heights.
• Evaluate information based on measurable standards; and see details in objects or drawings and recognize slight differences in shapes and shadings.
• Visualize objects in three dimensions from drawings.
• Keep good balance and work at heights.
• See well (either naturally or with correction).
• Hear well (either naturally or with correction.)
• Coordinate the use of eyes, hands, and feet.

Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact [e-mail]. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information.

MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.

Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ask prospective employees for information about credit cards or personal passwords, and it does not require applicants to purchase equipment or software. Ensure that all recruiter email addresses end in @mastec.com or @talent.icims.com. If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at https://reportfraud.ftc.gov/.

MasTec Clean Energy & Infrastructure and our subsidiaries do not work with any third-party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team.

Service Line

MPC‑MasTec Industrial