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RK Industries

Specialty contracting, prefabrication, modular systems provider

Fitter Welder

Full-TimeUpdated on 10/23/2026
$26 - $38/hr
Mid, Senior, Expert
Denver, CO, USA
In PersonRelocation to Denver, Colorado; relocation assistance varies by candidate location.
Manufacturing & Production OperationsWelding & Metal Fabrication

About the job

Requirements
  • Pass 3G/FCAW, 1G/GMAW-MC, and 3G/GMAW-SC welding tests.
  • Have a high school diploma or equivalent; technical education or certification is a plus.
  • Fitter 1: Have 3–5 years of experience in welding and metal processing, including FCAW and MIG.
  • Have strong mechanical aptitude and the ability to operate established fixtures and tools.
  • Read and interpret process sheets, cut lists, tolerances, and basic technical drawings or blueprints.
  • Perform intermediate-level mathematical calculations as needed.
  • Fitter 2: Have 5–10 years of experience in welding, metal processing, and structural fitting.
  • Fit beams, columns, and miscellaneous metals.
  • Read technical documents and blueprints and perform intermediate-level calculations, including trigonometry and geometry.
  • Fitter 3: Have 10 or more years of experience in welding, metal processing, and structural fitting.
  • Be certified in SMAW, FCAW, and GMAW in all positions.
  • Have experience in COBOT programming and AutoCAD.
  • Design and build semi-automated fixtures and design and set up fitting and welding assembly lines.
  • Fit complex curved rails, stairs, and canopies; design immediate fixtures; and weld in confined spaces using mirrors.
  • Read advanced technical documents and blueprints, including ISO, European standards, and raw contract drawings; perform advanced calculations including trigonometry and geometry.
  • Have advanced mechanical aptitude and operate independently with minimal supervision.
  • Have working knowledge of trade materials and tools.
  • Meet RK Mechanical safety system requirements, including RK Orientation, CPR/First Aid/AED/Bloodborne Pathogens, Hazard Identification, and OSHA 10.
  • Work in dusty, noisy, hazardous, high, tight, and confined spaces; work indoors, outdoors, and in all types of weather.
  • Climb, balance, squat, kneel, and crouch, and lift, move, or carry up to 50 pounds.
  • Comply with company policies and procedures, follow safety protocols, and promptly notify a supervisor of hazards; employees are empowered to stop unsafe work.
Responsibilities
  • Perform welding tasks required to fabricate structural and miscellaneous metal components.
  • Interpret blueprints, operate trade-specific machinery, and produce quality welds in accordance with project specifications and safety standards.
  • Produce high-quality products in accordance with established standards and procedures.
  • Read and interpret labels, job orders, and drawings to determine the appropriate equipment and sequence of operations.
  • Inspect products for compliance, document results, and maintain equipment as required.
  • Operate lift trucks and overhead cranes safely and efficiently.
  • Use measuring tools accurately, including tape measures.
  • Support continuous improvement through Lean and Six Sigma practices.
  • Fitter 2: Troubleshoot and recommend solutions, and provide mentorship and guidance to junior fitters.
  • Fitter 3: Program welding robots and operate AutoCAD; manage assigned responsibilities within established processes.
  • Fitter 3: Coordinate tasks with the shop foreman to meet production targets and schedules, and communicate job status to the shop superintendent.
  • Fitter 3: Lead small teams and contribute to advanced-complexity continuous improvement initiatives, including Lean and Continuous Improvement projects.
  • Perform other duties as assigned.
Desired Qualifications
  • Technical education or certification.

About the company

RK Industries is a family-owned group delivering specialty contracting, prefabricated solutions and modular systems through seven operating divisions: RK Mechanical, RK Steel, RK Electrical, RK Mission Critical, RK Energy, RK Water and RK Service. It designs, fabricates and installs mechanical, electrical, structural and modular systems across the Mountain West from six facilities headquartered in Denver. Its service model combines on-site contracting work with off-site fabrication and modular construction to streamline projects from design to completion. The company differentiates itself through its long family history, multi-division integration, and regional focus, enabling coordinated, single-source delivery across mechanical, electrical, structural, energy, water and service needs. The goal is to provide reliable, end-to-end contracting and modular solutions that support complex projects while upholding its family legacy and regional service commitments.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Denver, Colorado

Founded

1963

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Simplify's Take

What believers are saying

  • RK won ENR Specialty Firm of the Year on September 29, 2026.
  • RK says its Aurora expansion created nearly 1,200 jobs in 2026.
  • RK posted active hiring on October 5, 2026 across Denver, Aurora, Henderson, and Phoenix.

What critics are saying

  • Rapid 2025-2026 expansion can strain execution, quality, and cash discipline across new sites.
  • Skilled-trades competition in Colorado, Arizona, and Texas threatens staffing, schedules, and margins.
  • Any major safety failure or project blowup would damage RK's family-brand reputation.

What makes RK Industries unique

  • RK bundles mechanical, steel, electrical, water, service, and Mission Critical under one operator.
  • Its Aurora campus, opened April 2026, unifies headquarters, engineering, fabrication, and manufacturing.
  • RK self-performs prefab and modular delivery across data centers, energy, healthcare, and government.

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Benefits

  • Health Insurance
  • Health Savings Account/Flexible Spending Account
  • 401(k) Retirement Plan
  • 401(k) Company Match
  • Dental Insurance
  • Vision Insurance
  • Disability Insurance
  • Life Insurance
  • Paid Vacation
  • Paid Holidays
  • Training Programs
  • Professional Development Budget