Job Description
Job DescriptionOverviewJob Title: Instrumentation & PLC Technician (Hybrid Role)
Location: Midland, TX
Schedule: Full-time, rotational schedule: 14 days on, 14 days off
Pay/Salary: Competitive hourly rate, based on qualifications and experience
Classification: Non-Exempt, eligible for overtime
Job DescriptionWe are seeking an experienced Instrumentation & PLC Technician for a hybrid automation and field instrumentation role in Midland, TX, supporting Saltwater Disposal (SWD) systems and other oilfield automation infrastructure. This position operates on a 14-on/14-off rotational schedule and requires strong working knowledge of Allen-Bradley PLCs, HMI systems, and Modbus communication, along with deep familiarity with oilfield instrumentation used in fluid handling and injection systems.Responsibilities
- Install, calibrate, troubleshoot, and maintain a wide range of field instruments including:
- Pressure transmitters and switches (injection, suction, casing pressure)
- Level sensors (ultrasonic, guided wave radar, differential pressure)
- Flow meters (Coriolis, magnetic, turbine for water and oil measurement)
- Temperature sensors and RTDs
- Tank level monitoring systems
- VFDs (Variable Frequency Drives) used in pump control systems
- Perform PLC programming and diagnostics on Allen-Bradley systems including:
- ControlLogix, CompactLogix, MicroLogix platforms using Studio 5000 or RSLogix
- Modifications for pump control, safety shutdowns, alarm systems, and tank automation
- Integration of analog/digital I/O modules and remote I/O racks
- Configure, troubleshoot, and maintain HMI interfaces, including:
- FactoryTalk View ME/SE, PanelView Plus
- Display creation for tank levels, pump operation, system pressures, and flow data
- Implement and support Modbus RTU and Modbus TCP communication networks for:
- RTUs, VFDs, flow meters, chemical pumps, and tank level systems
- Data acquisition to SCADA systems for remote monitoring and reporting
- Monitor and optimize SWD operations, including:
- Automated pump control based on tank levels and injection pressures
- Flow balancing between incoming trucks, produced water pipelines, and injection wells
- Ensuring environmental and operational compliance with alarms and fail-safe design
- Maintain detailed documentation for:
- Instrument loop drawings, PLC logic, network topologies, and device addresses
- Field calibration records, maintenance logs, and firmware/software updates
- Provide field support to troubleshoot equipment failures, communication issues, and control system errors during active 14-day rotations.
Qualifications Required
- High School diploma or equivalent
- Associate degree or technical certification in Instrumentation, Industrial Automation, or Electrical Technology
- 3+ years of experience with oilfield instrumentation and controls
- Hands-on experience with:
- Modbus RTU/TCP, RS485, Ethernet/IP
- Allen-Bradley PLCs and FactoryTalk HMI software
- Level/flow/pressure instrumentation in SWD or water management systems
- Proficiency in reading and interpreting P&IDs, loop drawings, ladder logic, and wiring diagrams
- Ability to work independently at remote well sites and disposal facilities
Preferred
- Experience with SCADA platforms (Ignition, ClearSCADA, etc.)
- VFD setup and tuning for pump control
- Familiarity with telemetry systems, wireless radios, and cellular RTUs
- Understanding of saltwater disposal regulatory requirements and spill prevention systems
Requirements
- Must be able to work a rotating schedule of 14 days on, 14 days off that may include nights and weekends during active shifts
- Stable work history
- Must be legally eligible to work in the US. Sponsorship is not available
- Must be able to pass a background check; drug and alcohol screening
- Must have a valid driver’s license with a good driving record
- Must be able to comply with customer site requirements for access/entry
- Must have a TWIC card
Physical Requirements
- Ability to lift 50 pounds regularly
- See, respond, and report to possible dangerous situations
- Comfortable with heights and able to climb stairs/ladders
- Work in confined spaces
- Operating and driving a vehicle for extended periods of time on possible rough terrain
- Sitting for extended periods. Bending, reaching, kneeling, and use of a step ladder at times
- Ability to work in inclement weather and/or extreme weather-related conditions
- Required to wear PPE/Safety gear at specific times
- Ability to wear an N-95 mask when required
Benefits
- Competitive hourly rate based on experience
- Company truck, test equipment, and PPE provided
- Paid per diem/travel, if applicable
- Medical, dental, and vision benefits with company contributions
- Health Savings and Flexible Spending Account-healthcare/dependent care accounts
- Retirement plan with matching contributions
- Generous paid time off policy, flexible paid holidays
- Short & Long-term disability
- Company paid group life & voluntary life insurance options
- EAP (Employee Assistance Program)
- Rewarding career with growth potential and opportunities
About UsEnginuity Global LLC provides process automation services and innovative environmental and safety products to industrial facilities. We are a young company, with immense growth potential. Joining our team gives you experience in top-performing industrial facilities across the US, in the fastest growing markets in the country. We are looking for self-motivated, passionate, and hard-working professionals to grow our company.Equal Employment OpportunityEnginuity Global provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
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