ZipRecruiter

Log In

1

Union Construction Flagger Jobs in Renton, WA (NOW HIRING)

CenTrio

Utility Construction Worker

Seattle, WA · On-site

$42.51/hr

Utility Construction Worker - Union Position Seattle, WA Full-Time | Monday-Friday Day Shift ... Traffic control or flagging experience * Mechanical construction background Qualifications * High ...

CenTrio

Utility Construction Worker

Seattle, WA · On-site

Utility Construction Worker Union Position Seattle, WA Full-Time | MondayFriday Day Shift ... Traffic control or flagging experience * Mechanical construction background Qualifications * High ...

CenTrio

Utility Construction Worker

Seattle, WA · On-site

Utility Construction Worker - Union Position Seattle, WA Full-Time | Monday-Friday Day Shift ... Traffic control or flagging experience * Mechanical construction background Qualifications * High ...

CenTrio

Utility Construction Worker

Seattle, WA · On-site

... construction work on the steam distribution system. Additional duties could include welding. A ... Experience with flagging and/or traffic control. * Training in CPR and First Aid Physical ...

City of Fife, WA

Laborer

Pacific, WA · On-site

$68.30K - $74.68K/yr

... construction duties primarily in the City water, sewer, storm and streets divisions. ESSENTIAL ... Must obtain and maintain Flagging certification. * Must obtain and maintain CPR and First Aid ...

City of Fife

Laborer

Fife, WA

$68.30K - $74.68K/yr

... construction duties primarily in the City water, sewer, storm and streets divisions. ESSENTIAL ... Must obtain and maintain Flagging certification. Must obtain and maintain CPR and First Aid ...

Potelco, Inc.

Vac Truck Operator

Sumner, WA · On-site

$34.60/hr

This is a union position ; all employees must meet IBEW Local requirements and maintain good ... EPC construction. * Tanker endorsement on CDL. * Forklift, Flagging, and First Aid/CPR ...

Potelco, Inc.

Vac Truck Operator

Sumner, WA

$34.60 - $60.85/hr

This is a union position ; all employees must meet IBEW Local requirements and maintain good ... EPC construction. * Tanker endorsement on CDL. * Forklift, Flagging, and First Aid/CPR ...

Quanta Services

Vac Truck Operator

Sumner, WA

$34.60 - $60.85/hr

This is a union position ; all employees must meet IBEW Local requirements and maintain good ... EPC construction. * Tanker endorsement on CDL. * Forklift, Flagging, and First Aid/CPR ...

Ampacity

Vac Truck Operator

Sumner, WA · On-site

$34.60 - $60.85/hr

This is a union position; all employees must meet IBEW Local requirements and maintain good ... EPC construction. * Tanker endorsement on CDL. * Forklift, Flagging, and First Aid/CPR ...

City of Edmonds, WA

Street Maintenance Worker

WA · On-site

$6.57K - $7.98K/mo

Continuous Union Classification: Teamsters Application Requirements: A completed online application ... Performs flagging duties, sets up traffic control zones for work projects * Maintains traffic ...

People also search for

All JobsUnion Construction Flagger JobsUnion Construction Flagger Jobs in Renton, WA

Union Construction Flagger information

See Renton, WA salary details

$10

$24

$35

How much do union construction flagger jobs pay per hour?

As of May 30, 2026, the average hourly pay for union construction flagger in Renton, WA is $24.47, according to ZipRecruiter salary data. Most workers in this role earn between $19.47 and $29.18 per hour, depending on experience, location, and employer.

What is a Union Construction Flagger job?

A Union Construction Flagger is responsible for directing traffic around road construction sites to ensure the safety of workers, drivers, and pedestrians. They use hand signals, flags, and stop/slow paddles to communicate with motorists and may also assist with setting up traffic control devices. Working as a union flagger means being part of a labor union, which can provide benefits like job security, training, and negotiated wages. This role requires attention to detail, communication skills, and the ability to work in various weather conditions.

What are the key skills and qualifications needed to thrive in the Union Construction Flagger position, and why are they important?

To thrive as a Union Construction Flagger, you need a solid understanding of traffic control procedures, situational awareness, and the ability to follow safety protocols, typically backed by a high school diploma or equivalent. Certification in flagger training through organizations like the American Traffic Safety Services Association (ATSSA), as well as familiarity with two-way radios, reflective safety gear, and signage, are often required. Strong communication skills, alertness, and the ability to remain calm under pressure help flaggers effectively manage interactions with construction crews and the public. These skills are critical to ensure the safety of workers and motorists, as well as to keep construction projects running smoothly and efficiently.

What does a typical day look like for a Union Construction Flagger on a jobsite?

A typical day for a Union Construction Flagger involves arriving on site before construction begins, setting up warning signs and safety cones, and coordinating with the crew supervisor to understand the day’s work zones. Throughout the shift, you’ll direct vehicle and pedestrian traffic using signs, hand signals, and occasionally radios to ensure a safe environment for both workers and the public. Flaggers often work in outdoor conditions, sometimes in extreme weather, and must stay vigilant for long periods. Collaboration with other flaggers and construction workers is common, as clear communication and teamwork help prevent accidents and minimize traffic disruptions.
More about Union Construction Flagger jobs
What job categories do people searching Union Construction Flagger jobs in Renton, WA look for? The top searched job categories for Union Construction Flagger jobs in Renton, WA are:
What cities near Renton, WA are hiring for Union Construction Flagger jobs? Cities near Renton, WA with the most Union Construction Flagger job openings:
Union Construction Flagger jobs near you

Utility Construction Worker

CenTrio

Seattle, WA • On-site

$42.51/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 14 days ago

Job description

Utility Construction Worker - Union Position
Seattle, WA
Full-Time | Monday-Friday Day Shift
Competitive Union Pay + Overtime Opportunities
CenTrio is hiring a Utility Construction Worker to support the maintenance, repair, and construction of our underground steam distribution system in Seattle.
This is a full-time union position offering excellent benefits, long-term stability, overtime opportunities, and hands-on work supporting critical energy infrastructure throughout the city.
Candidates with backgrounds in pipefitting, steam fitting, underground utilities, mechanical construction, welding, or industrial maintenance are encouraged to apply.
What You'll Do
  • Perform maintenance and repair work on underground steam distribution systems
  • Cut, fit, thread, and install piping
  • Repair and maintain valves, steam traps, and insulation systems
  • Perform excavation, trenching, and confined space work safely
  • Operate and work around heavy equipment and mechanical systems
  • Support emergency repairs and system maintenance activities
  • Perform welding work when qualified and assigned
  • Follow all safety procedures and utility work practices

Preferred Experience
  • Pipefitting or steam fitting experience
  • Underground utility or industrial maintenance experience
  • Welding experience, especially pressure piping or ASME welding
  • Experience working in confined spaces, trenching, or excavation
  • Traffic control or flagging experience
  • Mechanical construction background

Qualifications
  • High School Diploma or GED
  • Valid Class A CDL required
  • Ability to work outdoors in varying weather conditions
  • Ability to safely perform physically demanding work
  • Strong teamwork and communication skills
  • Willingness to work overtime, nights, weekends, or holidays as needed

Additional Preferred Certifications
  • CPR / First Aid training
  • Confined Space Entry training
  • Shoring and trenching experience
  • Welding certifications

Why Join CenTrio?
  • Union position (IBEW Local 77)
  • Medical benefits starting Day 1
  • Medical, dental, vision, life, and AD&D insurance
  • 401(k) with company match
  • Stable year-round infrastructure work
  • Paid training and career growth opportunities
  • Team-oriented environment with long-term career potential

Schedule
  • Monday-Friday
  • 8-hour shifts
  • Overtime opportunities available

Who is CenTrio?
CenTrio is a fully integrated, innovative and sustainable energy services provider to a wide range of industries such as higher education & healthcare campuses, cities, and communities. It serves more with utility infrastructures serving more than 170+ million square feet of space and operations in 10 cities across the United States and growing. In each community, the company operates highly efficient and innovative utility infrastructures that produce and distribute electricity, steam, hot water and/or chilled water to customer buildings and campuses. Customers connected to these systems enjoy multiple benefits including reduced operating costs, lower emissions and unmatched reliability. CenTrio is a wholly owned subsidiary of a global Infrastructure Investment Consortium with unmatched financial wherewithal and manages a portfolio of long-life, high quality infrastructure assets with high barriers to entry that generate stable and growing cash flows.

Apply