Ironworker Helper IV

Casey Industrial, Inc.; Rapid City (SD); On-site; USD 40,000 - 45,000; Full time

Benefits offered by this job

401(k) with company match

Employee Stock Purchase Plan (ESPP)

Flexible spending account (Healthcare)

Medical, Dental, Vision insurance

Job summary

MasTec, Inc. is seeking a full‑time structural steel helper to raise, modify, and bolt or weld steel members on industrial projects. You will work with a crew to read drawings, assist with hoisting, and secure components with fasteners under supervision.

The role requires up to 50 hours weekly, possible travel to project sites, and adherence to safety protocols. Compensation reflects a $31.00/hour base with_shift differential and opportunities for merit-based increases.

Qualifications

• Be knowledgeable of MIC Health and Safety programs and project specific regulations.
• Read and interpret documents such as safety rules, operating and maintenance instructions and procedure manuals
• Ability to carry out instructions furnished in written or oral form

Responsibilities

• Read and interpret measuring tools to perform tasks accurately.
• Assist in setting up hoisting equipment for lifting structural members.
• Assist in bolting and welding steel members in place.
• Maintain safety and participate in toolbox meetings.
• Guide members during lifting operations using tag lines.
• Use hand tools as directed to position and assemble parts.

Skills

Safety programs

Toolbox meetings

Read and interpret documents

Basic math

Follow instructions

Tools

Measuring tools

Hoisting equipment

Welding equipment

Job description

Overview

MasTec Industrial and Phoenix Industrial have built and maintained vital industrial infrastructure across North America since 1947. We serve clients across energy transition, industrial processing, sustainable solutions, mining, and power generation, delivering everything from construction services to full EPC execution. Our teams combine hands‑on construction expertise with engineering, project management, fabrication, startup, and commissioning capabilities to deliver complex industrial projects.

Company Overview

Our work matters because the facilities we help power communities, support industry, and keep the economy moving. We take pride in tackling complex challenges, delivering quality work, and leaving every project stronger than we found it. We are committed to safety, quality, and delivering results, while creating opportunities for our people to grow their careers, develop new skills, and leave a lasting mark on the projects they help build. Hardworking professionals drive our success and value teamwork, accountability, craftsmanship, and getting the job done right.

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 growth in dynamic environments. Join one of the largest construction firms in the country (Engineering News‑Record #1 in Power, #16 Top 50 Domestic Heavy Contractors, #13 Transportation Contractor).

Company Bio

Recruitment Video: https://youtu.be/quH8QE2gqSQ

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

• 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

• 3-4 years related experience and/or training or equivalent combination of education and experience
• Minimum 3 years 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.

HOURS

This position is a Full-Time position scheduled to work typically 50 hours per week. Schedule is subject to projects requirements.

TRAVEL

Travel required up to 90%. Position requires presence directly on the Project Site location with intermittent travel to residence of record.

WHAT'S IN IT FOR YOU

Financial Wellbeing

• Compensation $31.00 -$2.00 Shift Differential / hour, commensurate with experience
• Competitive pay with ongoing performance review and merit increase
• 401(k) with company match & Employee Stock Purchase Plan (ESPP)
• Flexible spending account (Healthcare & Dependent care)

Health & Wellness

• Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children
• Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance, Weight Management Drug Discount
• Discounted National Gym Membership Network
• Employee Assistance Program

Planning for the Unexpected

• Short and long-term disability, life insurance, and accidental death & dismemberment
• Voluntary life insurance, accident, critical illness, hospital indemnity coverage
• Emergency Travel Assistance Program
• Group legal plan

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.