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Sr Process Engineer Jobs in Oklahoma (NOW HIRING)

Flare Process Engineer Evaluates, calculates, and designs flare systems. In-depth technical resource for fluid system hydraulics, static and non-static mechanical systems, open-air gaseous flow ...

Job Purpose Digital Process MES Engineer will work closely with the Manufacturing Project team to assure all Manufacturing Processes have been documented and can be implemented in Canoo MES system.

Candidates should have experience in the design and operation of refining/petrochemical processing equipment with field process engineering experience preferred. Key responsibilities will include:

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Preferred Chemical Engineering Degree but open to Mech * Mid Level-Sr years of experience * Industry experience open to refinery experience * Experience with process simulation software such as Aspen ...

Showing results 41-60

Sr Process Engineer information

See Oklahoma salary details

$69.3K

$111.8K

$157.4K

How much do sr process engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for sr process engineer in Oklahoma is $111,831.00, according to ZipRecruiter salary data. Most workers in this role earn between $96,000.00 and $124,200.00 per year, depending on experience, location, and employer.

What is a Sr Process Engineer?

Senior Process Engineers are experienced professionals responsible for designing, optimizing, and overseeing the processes used in manufacturing or production environments. They analyze workflows, troubleshoot process issues, and implement improvements to increase efficiency, reduce costs, and ensure product quality. Sr Process Engineers often lead teams, manage projects, and work closely with other departments such as quality assurance, maintenance, and operations. Their expertise is crucial in industries like chemicals, pharmaceuticals, oil and gas, and food processing. They typically hold a degree in engineering and have several years of experience in process engineering roles.

What are the key skills and qualifications needed to thrive as a Sr Process Engineer?

To thrive as a Sr Process Engineer, you need a solid background in chemical, mechanical, or industrial engineering, often with a bachelor's or master's degree and relevant industry experience. Familiarity with process simulation software (such as Aspen Plus or HYSYS), Six Sigma or Lean certifications, and knowledge of safety and regulatory standards are typically required. Strong problem-solving, project management, and communication skills help distinguish top performers in this role. These skills and qualifications are vital for optimizing processes, ensuring efficiency and safety, and driving continuous improvement in complex manufacturing environments.

How does a Sr Process Engineer typically collaborate with cross-functional teams to improve manufacturing efficiency?

Sr Process Engineers work closely with teams such as production, quality assurance, maintenance, and R&D to identify areas for process optimization. They often lead or participate in cross-functional meetings to gather data, analyze workflow bottlenecks, and implement solutions that enhance efficiency and product quality. Effective communication and project management skills are essential, as Sr Process Engineers must balance technical requirements with practical constraints while ensuring all stakeholders are aligned with proposed changes.

What is the difference between Sr Process Engineer vs Process Engineer?

AspectSr Process EngineerProcess Engineer
QualificationsBachelor's degree in engineering, 5+ years experience, certifications like Six SigmaBachelor's degree in engineering or related field, 1-3 years experience
ResponsibilitiesLead process improvements, optimize manufacturing processes, mentor junior staffAssist in process development, data collection, support process optimization
Work EnvironmentManufacturing plants, industrial facilities, cross-functional teamsManufacturing settings, engineering teams, project-based tasks

The main difference between a Sr Process Engineer and a Process Engineer lies in experience, responsibility level, and scope of work. The Sr Process Engineer typically leads projects, mentors others, and has more advanced qualifications, while the Process Engineer supports and executes process improvements under supervision.

What job categories do people searching Sr Process Engineer jobs in Oklahoma look for?

The top searched job categories for Sr Process Engineer jobs in Oklahoma are:

What cities in Oklahoma are hiring for Sr Process Engineer jobs?

Cities in Oklahoma with the most Sr Process Engineer job openings:

Infographic showing various Sr Process Engineer job openings in Oklahoma as of August 2026, with employment types broken down into 1% As Needed, 77% Full Time, 17% Part Time, 4% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $111,831 per year, or $53.8 per hour.

Plant Process Engineer - Granulation Operations

Horizon Ag-Products

Union City, OK • On-site

$120K - $150K/yr

Full-time

Re-posted 8 days ago


Job description

Plant Process Engineer

A leader in the Biostimulant industry, Horizon Ag Products began manufacturing soluble humus products for Agriculture in 1983.  Based in Lakewood, CO, we are a recognized leader in our industry. With 140 employees, we operate seven manufacturing plants in seven states and several surface mines.  We strongly believe our products are of significant benefit to mankind and we make them better than anyone else in the world.  We support a lifestyle of balanced priorities where everyone works hard and enjoys themselves and each other.  We look out for one another and cherish the caring attitude and respect we have for one another in the workplace and beyond.  Above all else, we conduct ourselves with integrity and follow the guiding principles outlined on our website, www.horizonag.com.

Summary:

This position is responsible for providing plant process engineering support to all production plants. This position’s primary responsibilities are to support business growth and improve plant productivity through processes such as asset preservation, growth, expansion, cost reduction, introduction of new products and processes, and safety initiatives for both near-term and long-term planning. The position will utilize technical skills in troubleshooting efforts and general plant support of production processes and delivery systems. The operations include but are not limited to the following processes: liquid and solid unit operations, crushing, screening, material handling, pneumatic conveying, pumping, drying, separating, dust collecting, and packaging. Overall responsibilities include project management related to equipment and process engineering, continual process improvement and preventive maintenance of equipment, troubleshooting of equipment and processes, and ensuring operations at all assigned sites meet production, safety, and quality goals in a cost-effective manner, on a monthly and yearly basis.

Duties and Responsibilities:

  • Planning, designing, commissioning and startup of new processes defined by the executive team.
  • Managing expense and capital-based projects at the site, from conceptual design through basic engineering. This includes estimating project costs including construction costs by providing detailed scopes of work containing equipment sizing and specifications, piping design, pump and tank sizing, materials of construction, control strategies, interlock development, P&ID’s, procedures, commissioning, and startup to include providing technical direction.
  • Understanding plant capacity constraints and identifying projects to streamline and remove bottlenecks to increase productivity.
  • Providing day-to-day process engineering and technical support to plant operations including troubleshooting and providing technical direction to operators and maintenance technicians as well as others, as necessary.
  • Managing all interactions with internal and external stakeholders including but not limited to other engineers (Automation Engineers, Engineering Manager, Project Engineers, corporate and site leadership, operations, contractors)
  • Understanding KPI’s, Scorecards and Visual Management Processes and using that information to upgrade plants and procedures to better meet our customers’ needs.
  • Overseeing Continuous Improvement (CI) projects through proper change management procedures.
  • Managing outside contractors in all construction/improvement projects.
  • Ensuring sites are in regulatory compliance with all local, state, and federal laws including Environmental and Occupational and Mining Safety & Health Administration (OSHA & MSHA).
  • Ensuring all projects and work are implemented and completed safely, by training others, and supporting safety policies and safe work practices.

Required Qualifications and Experience:

  • Education: BS or MS degree in Chemical or Mechanical Engineering with > 10 years of experience in a process engineering role supporting agricultural or chemical operations.
  • Proficient in leading and executing projects including new builds and commissioning and startup (CSU) with strong project management skills.
  • Detailed knowledge of equipment and piping design, sizing, and specifications for liquid and solid handling operations.
  • Ability to demonstrate examples of success in process improvement and debottlenecking.
  • Problem solver with ability to create solutions to the challenges within in a mid-sized, growing manufacturing environment.
  • Ability to travel up to 25% of the time to other Horizon Ag-Products locations.
  • Strong computer skills and experience with AutoCAD or similar program, Microsoft office and the ability to perform work utilizing a computer for extended periods of time.
  • Strong planning, organizational, teamwork and interpersonal skills
  • Strong written and verbal communication skills with the ability to communicate to site personnel and key stakeholders clearly and effectively.
  • Ability to apply fundamental engineering and business principles.
  • Comfort working in a plant environment and on teams comprised of operations, maintenance, engineering, quality, safety, and planning and working directly on the plant floor.
  • Ability to work independently with a high level of initiative and self-starting skills.
  • Capable of managing a heavy workload, establishing, and adjusting priorities as dictated by site and business needs.
  • Experience with automation and control systems, historian, trends, and data analysis.
  • Continuous Improvement, Lean or Six Sigma Manufacturing experience.

Additional Information:

Classification: Exempt / Salary, paid bi-weekly, benefits eligible

Position open: Immediately

Travel: Up to 25%

Reports to: Director of Manufacturing Operations

Location: Union City, OK or Lakewood, CO locations

Relocation: Relocation assistance available with retention commitment

This position is required to complete safety-sensitive tasks or is identified as a safety-sensitive position under the Oklahoma Medical Marijuana Patient Protection Act

Horizon Ag-Products is an Equal Opportunity Employer

Horizon Ag-Products will not sponsor applicants for work visas for this position

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