Workover rigs that keep wells producing
Warren Well Service runs well-maintained workover rigs and experienced crews for oil and gas operators who need work done safely and on schedule.
Safety first
Trained crews and daily job-site safety meetings on every rig.
Less downtime
Efficient rig-ups and steady work to get your wells back online.
Dependable
Well-maintained equipment and crews that show up when we say.
Workover rig services
Everything we do is built around our workover rigs and the crews who run them.
Well completions
Rig support to bring newly drilled wells into production.
Rod and tubing work
Pulling and running rods and tubing, including inspection and replacement of worn strings.
Pump changes
Downhole pump swaps and repairs to restore lift and production.
Well repairs
Diagnosing and fixing downhole problems such as leaks, parted rods, and stuck equipment.
Routine maintenance
Scheduled workover jobs that extend well life and prevent costly failures.
Plug and abandonment
Safe, compliant plugging of wells at the end of their productive life.
About Warren Well Service
Warren Well Service provides workover rig services to oil and gas operators. We keep our focus narrow on purpose: good rigs, good people, and doing the job right the first time.
Our crews know that every hour a well sits idle costs our customers money. We plan each job carefully, work efficiently, and communicate clearly from rig-up to rig-down.
How we work
- Safety meetings before every job
- Rigs inspected and maintained on a regular schedule
- Experienced operators leading every crew
- Straight answers on timing and cost
Safety and H2S training
Hydrogen sulfide (H2S) is one of the most serious hazards in the oilfield. It is toxic, it can build up without warning, and at high levels it can't be smelled at all. That's why H2S safety is part of every job we do.
Every Warren Well Service crew member is trained to recognize H2S, respond to alarms, and work safely in sour gas conditions. When a job calls for it, our crews suit up in supplied-air breathing apparatus and follow a clear plan from start to finish.
- H2S safety training and certification kept current for every crew member
- Personal H2S monitors worn on location
- Breathing apparatus fit-tested and ready on H2S jobs
- Emergency response drills so everyone knows where to go and what to do
- Pre-job safety meetings covering hazards, wind direction, and muster points
- CPR and First Aid certified crew members on location
- Industry safety orientation for our crews
Join our crew
We're looking for hard-working people who take safety seriously. Experience helps, but we also train reliable hands who want to learn.
Apply online
Fill out our job application along with a CDL Driver or Non-CDL Driver form. We review every application we receive.
Step 1
Step 2
Forms open in a new tab.
Positions we hire for
- Rig operator
- Derrickhand
- Floorhand
What happens next
- Submit your application and driving form online.
- We review it and call qualified applicants.
- Interview and safety orientation before your first hitch.
Employee onboarding
New hires: work through these steps in order before your first day. Each form opens in a new tab.
Step 2
Form W-4
Employee's federal tax withholding certificate, so the correct tax is taken from your paycheck.
Open Form W-4Step 3
Driver Acknowledgment Packet
Required acknowledgments for employees who will drive for Warren Well Service.
Open Driver Acknowledgment PacketStep 4
eHSE Manual
Read our Health, Safety, Security & Environmental Manual, Version 4.0 (July 2025), before signing the acknowledgment below. 329 pages, PDF, about 3 MB.
Download eHSE Manual (PDF)Step 5
eHSE Manual Acknowledgment
Sign electronically to confirm you received, read, and understand our Health, Safety, Security & Environmental Manual.
Open eHSE AcknowledgmentQuestions about onboarding? Call (406) 480-9276.
Contact us
Call to schedule a rig or ask about a job. We'll get back to you quickly.
- Phone
- (406) 480-9276
- c.warren@warrenwellservice.com
- Office
- 2872 161st Ave. NW
East Fairview, ND 59221-9479
Looking for work?
Head to the applicants page to fill out our job application.