ZipRecruiter

Log In

1

Senior Process Engineer Jobs in Pullman, WA (NOW HIRING)

Addium Inc

Senior Electrical Engineer

Pullman, WA

$130K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Electrical Engineer Department: Product Development: Hardware Reports To: Director of ... Experience analyzing product testing needs, creating test processes, and performing tests.

ADDIUM, Inc.

Senior Electrical Engineer

Pullman, WA · On-site

$130K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Electrical Engineer Department: Product Development: Hardware Reports To: Director of ... Experience analyzing product testing needs, creating test processes, and performing tests.

Addium Inc

Senior Electrical Engineer

Pullman, WA · On-site

$130K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Electrical Engineer Department: Product Development: Hardware Reports To: Director of ... Experience analyzing product testing needs, creating test processes, and performing tests.

next page

Showing results 1-20

All JobsProcess Engineer JobsSenior Process Engineer JobsSenior Process Engineer Jobs in Pullman, WA

Senior Process Engineer information

See Pullman, WA salary details

$73.3K

$118.3K

$166.6K

How much do senior process engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for senior process engineer in Pullman, WA is $118,335.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,600.00 and $131,400.00 per year, depending on experience, location, and employer.

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

AspectSenior Process EngineerProcess Engineer
QualificationsBachelor's or Master's in Engineering, often with 5+ years experienceBachelor's degree in Engineering or related field, typically 1-3 years experience
ResponsibilitiesLeading process improvements, mentoring, project managementSupporting process development, data analysis, assisting senior staff
Work EnvironmentDesign teams, manufacturing plants, R&D departmentsManufacturing facilities, engineering teams, operational support

Senior Process Engineers typically have more experience, leadership duties, and oversee complex projects, while Process Engineers focus on supporting process development and implementation. Both roles are essential in manufacturing and engineering industries, but the senior role involves greater responsibility and strategic planning.

What are the key skills and qualifications needed to thrive as a senior process engineer?

To thrive as a Senior Process Engineer, you need a strong background in chemical or process engineering, problem-solving skills, and typically a bachelor's or master's degree in a relevant field. Expertise in process simulation software (such as Aspen Plus or HYSYS), Six Sigma or Lean certifications, and familiarity with process control systems are highly valued. Outstanding analytical abilities, leadership, and effective communication set top performers apart in this role. These skills and qualifications are crucial for optimizing processes, ensuring safety and compliance, and leading teams to achieve operational excellence.

What does a senior process engineer do?

A Senior Process Engineer is responsible for designing, optimizing, and overseeing processes within manufacturing or production environments. They analyze workflows, troubleshoot issues, and implement improvements to increase efficiency, safety, and product quality. Senior Process Engineers often lead projects, mentor junior engineers, and collaborate with cross-functional teams to ensure operational excellence. Their expertise is vital in industries like chemicals, pharmaceuticals, oil and gas, and food processing.

How much does a senior process engineer earn?

A senior process engineer typically earns between $80,000 and $130,000 annually, depending on experience, industry, and location. They often have specialized skills in process optimization, project management, and may hold certifications like Six Sigma or PE licensure.

What are some common challenges senior process engineers face when working on cross-functional teams?

Senior Process Engineers often collaborate with professionals from various departments, such as operations, quality, and maintenance. A common challenge is aligning diverse priorities and communication styles to achieve shared project goals. Successfully managing these differences requires strong interpersonal and project management skills, as well as the ability to translate technical concepts for non-engineering colleagues. Regular meetings and clear documentation can help ensure everyone stays informed and engaged throughout the process.

What are the most commonly searched types of Process Engineer jobs in Pullman, WA?

The most popular types of Process Engineer jobs in Pullman, WA are:

What are popular job titles related to Senior Process Engineer jobs in Pullman, WA?

For Senior Process Engineer jobs in Pullman, WA, the most frequently searched job titles are:

What cities near Pullman, WA are hiring for Senior Process Engineer jobs?

Cities near Pullman, WA with the most Senior Process Engineer job openings:

Senior Process Engineer jobs near you
Infographic showing various Senior Process Engineer job openings in Pullman, WA as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, 4% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $118,335 per year, or $56.9 per hour.

Senior Water/Wastewater Process Engineer

Merrick & Company

Lewiston, ID • On-site, Remote

$104K - $134K/yr

Full-time

Medical, Dental, Vision, PTO

Re-posted 10 days ago

Job description

OVERVIEW

Are you ready to lead transformative water infrastructure projects that serve communities and protect vital resources? Merrick is seeking a Senior Water/Wastewater Process Engineer to join our growing Water Group in Colorado, Idaho or Texas. This is your opportunity to work on innovative water, wastewater, and reuse systems that make a real difference.

Local/regional candidates preferred (hybrid schedule). Remote candidates will be considered if they are willing to travel to client sites and local offices 2x per month.

Why Join Us?

  • Work on cutting-edge water resource projects that shape the future of infrastructure.
  • Collaborate with a passionate team dedicated to community, sustainability, and recreation.
  • Enjoy professional growth in a mid-sized, employee-owned firm that values technical excellence and work-life balance.
  • Be part of a network of 120+ water professionals committed to engineering excellence and stewardship.

WHAT YOU'LL DO
  • Design water and wastewater treatment facilities, including advanced treatment/nutrient removal and reuse, distribution and conveyance, and related infrastructure balance of plant. 
  • Prepare and review design drawings, details, layouts, specifications, cost estimates, studies, reports and work products to include review of designs by others for standard conformance. 
  • Provide construction support and oversight including administration, limited inspection, start-up, commissioning, operations, and maintenance.  Some travel may be required. 
  • Interface with project team including stakeholders, clients, equipment suppliers/vendors, and Local, State, and Federal government agencies.
  • Provide clear written and verbal communications for internal/external project meetings, project presentations, and all deliverables.

REQUIRED QUALIFICATIONS
  • Bachelor’s degree in Civil, Chemical, Mechanical, or Environmental Engineering from an A.B.E.T. Accredited School. 
  • Minimum twelve (12) years of experience in design, construction oversight, and operation of water and/or wastewater infrastructure facilities and projects.
  • Must be eligible to work in the United States without sponsorship.
  • P.E. (Professional Engineer) License or the ability to obtain within 6 months of employment.
  • Must have a valid driver's license, a good driving record, and be insurable under Merrick’s insurance carrier.

DESIRED QUALIFICATIONS
  • Master’s degree in Civil, Chemical, Mechanical or Environmental Engineering from an A.B.E.T. Accredited School.
  • Experience with:
    • Hydraulic modeling (PIPE-FLO, WaterCAD, Fathom, other).
    • Wastewater biological modeling (Biowin, GPSx, Sumo, other).
    • Industrial water and wastewater treatment.
    • Design Team and Project management.
    • Alternative delivery methods.

TOTAL REWARDS & EMPLOYEE PROGRAMS
  • Employee Ownership – All eligible U.S. employees participate in our Employee Stock Ownership Plan (ESOP), sharing in the company’s success.
  • Comprehensive Compensation & Benefits – Merrick & Company offers a competitive compensation and benefits package including health insurance, dental and vision coverage, and paid time off (PTO).
  • Robust Referral Program – Earn incentives for referring top talent to join our team.
  • Performance Reviews – Annual reviews to recognize contributions and support career growth.
  • Professional Development – Access to ongoing training and development opportunities to build your skills and advance your career.
  • Employee Recognition – Formal programs to celebrate achievements and outstanding performance.
  • Peer Mentor Program – Get support and guidance through structured mentorship opportunities.
  • And More – Additional programs and benefits designed to support your success and well-being.

ADDITIONAL INFORMATION
  • Apply online only. No e-mail, hard copy or third-party resumes accepted.
  • At Merrick, every resume is carefully reviewed by our team of experienced human recruiters—never by AI. We are committed to a fully human-centered hiring process, ensuring each candidate receives thoughtful, personalized attention at every stage.
  • Merrick is an Equal Opportunity Employer, including disability/vets.
  • Employment with Merrick is contingent upon completion of a pre-employment background check, MVR check, and drug screen.
  • #LI-Hybrid
  • #LI-Remote
Qualifications:
  • Bachelor’s degree in Civil, Chemical, Mechanical, or Environmental Engineering from an A.B.E.T. Accredited School. 
  • Minimum twelve (12) years of experience in design, construction oversight, and operation of water and/or wastewater infrastructure facilities and projects.
  • Must be eligible to work in the United States without sponsorship.
  • P.E. (Professional Engineer) License or the ability to obtain within 6 months of employment.
  • Must have a valid driver's license, a good driving record, and be insurable under Merrick’s insurance carrier.
Education:UNAVAILABLEEmployment Type: FULL_TIME

Apply