ZipRecruiter

Log In

Clayco
Clayco

84 Clayco Principal Process Engineer Jobs Hiring Near You

Worley

Principal Process Engineer

Mesa, AZ · On-site

Summary We are seeking a Principal Process Engineer with mining and minerals experience for supporting process engineering front end studies and design development. The ideal candidate will also be ...

Ecolab

Principal Process Engineer

Chicago, IL · On-site

$101K - $152K/yr

Ecolab is looking for an experienced Principal Process Engineer with a strong background in industrial manufacturing at our Clearing, IL manufacturing facility. Clearing is the flagship manufacturing ...

Si-Group-7

Principal Process Engineer

Freeport, TX · On-site

$120 - $180/hr

As the Principal Process Engineer, reporting to the Director - Process Engineering, you will drive process safety excellence, lead process optimization initiatives, develop innovative process designs ...

Ecolab

Principal Process Engineer

Chicago, IL · On-site

$101K - $152K/yr

Ecolab is looking for an experienced Principal Process Engineer with a strong background in industrial manufacturing at our Clearing, IL manufacturing facility. Clearing is the flagship manufacturing ...

Codexis, Inc.

Principal Process Engineer

Redwood City, CA · On-site

$165 - $185/hr

Principal Process Engineer Department: 46 - Process Engineering Employment Type: Full Time Location: Redwood City, CA Compensation: $165,000 - $185,000 / year Description We are seeking a highly ...

Codexis Inc

Principal Process Engineer

Plano, TX · On-site

$165K - $185K/yr

Principal Process Engineer Department: 46 - Process Engineering Employment Type: Full Time Location: Redwood City, CA Compensation: $165,000 - $185,000 / year Description We are seeking a highly ...

ASM

Principal Process Engineer

Phoenix, AZ

As a Principal Process Engineer at ASM, you will work with semiconductor processing and analytical equipment to research, develop and optimize processes focused on oxidation, annealing, curing ...

SI Group

Principal Process Engineer

Freeport, TX · On-site

As the Principal Process Engineer, reporting to the Director - Process Engineering, you will drive process safety excellence, lead process optimization initiatives, develop innovative process designs ...

SI Group

Principal Process Engineer

Freeport, TX · On-site

As the Principal Process Engineer, reporting to the Director - Process Engineering, you will drive process safety excellence, lead process optimization initiatives, develop innovative process designs ...

Indorama Ventures

The Principal Process Engineer is a key technical resource and Chemical Engineering subject matter expert (SME) that is primarily responsible for one home unit but supports multiple sites and ...

PerkinElmer

Principal Process Engineer

Collegeville, PA · On-site

Job Title Principal Process Engineer Location(s) GSK (Collegeville) - Customer Site PA We are seeking a highly motivated and ambitious candidate to join the PerkinElmer OneSource Scientific Services ...

ASM

Principal Process Engineer

Phoenix, AZ · On-site

As a Principal Process Engineer at ASM, you will work with semiconductor processing and analytical equipment to research, develop and optimize processes focused on oxidation, annealing, curing ...

Lancesoft INC

Principal Process Engineer

Wilson, NC · On-site

$68 - $71/hr

Senior/Principal Engineer for the Large Molecule Drug Substance (LMDS) project. Duration: 2 Years ... A minimum of eight (8) years of process/plant engineering experience in GMP MFG large molecule ...

previous pagenext page

Showing results 21-40

All JobsClayco JobsClayco Principal Process Engineer Jobs

Clayco Jobs Information

What is it like to work at Clayco?

Clayco is a company that values collaboration, innovation, and a customer-centric approach, fostering a dynamic and supportive work environment. As a leading construction and design-build firm, Clayco offers a diverse range of projects and opportunities for growth, with a flat organizational structure that encourages open communication and teamwork. Working at Clayco may appeal to candidates who are passionate about delivering high-quality projects and contributing to the company's mission of building a better world through innovative design and construction.

What makes Clayco an attractive place to work?

Clayco is a leading construction company that has established itself as a major player in the industry, known for its expertise in design-build and integrated construction services. The company offers a dynamic work environment that values innovation, collaboration, and teamwork, with opportunities for employees to contribute to high-profile projects and work with experienced professionals. By joining Clayco, individuals can gain valuable experience, develop their skills, and be part of a company that is shaping the built environment and driving growth in the construction industry.

Does Clayco pay people when they’re sick?

Yes. Most people get paid when they’re sick.
67% of people say they would get paid if they were sick but scheduled to work.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

Do workers at Clayco worry about hours?

Most people don’t worry about getting enough hours.
83% of people report they don’t worry about getting enough hours.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

How easy is it to get time off at Clayco?

Most people find it easy to get time off.
67% of people report it’s easy to get time off.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

Do Clayco managers change schedules at the last minute?

Most managers don’t change people’s schedules at the last minute.
100% of people say their manager doesn’t change their shift schedule at the last minute.
Based on data from 5 people who took the Breakroom Quiz between December 2024 and August 2026.

Do jobs at Clayco spill into time workers aren’t paid for?

Sometimes. The job can spill into unpaid time.
50% of people report that their job takes up time that they don’t get paid for.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

How easy is it to take sick days at Clayco?

Some people find it hard to take sick days.
50% of people report that it’s hard to take time off if they are sick.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

Do people at Clayco feel treated with respect by their managers?

Most people feel treated with respect by their managers.
100% of people say they’re treated with respect by their managers.
Based on data from 5 people who took the Breakroom Quiz between December 2024 and August 2026.

Is it stressful to work at Clayco?

Most people feel stressed here.
83% of people say they often feel stressed at work.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

Do people at Clayco enjoy their jobs?

Most people enjoy their job.
83% of people report they enjoy their job.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

Do people at Clayco recommend working with their team?

Most people recommend working with their team.
67% of people report that they would recommend working with their immediate team to a friend.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

Do people get enough training when they start at Clayco?

Most people got enough training when they started.
80% of people report they got enough training when they started working here.
Based on data from 5 people who took the Breakroom Quiz between December 2024 and August 2026.

Do people think Clayco’s headquarters understands what’s happening where they work?

Most people think headquarters understands what’s happening where they work.
67% of people think that this employer’s headquarters or owners have a good understanding of what’s really happening where they work.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

Do workers feel well informed about how Clayco is doing?

Most people feel well informed about how the company is doing.
67% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and August 2026.

What other companies are hiring for Principal Process Engineer jobs?

What are the most popular jobs at Clayco?

What are the most popular categories at Clayco?

Infographic showing various Principal Process Engineer job openings at Clayco in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 99% Physical, and 1% Remote job distribution.

Principal Process Engineer

Worley

Mesa, AZ • On-site

Full-time

Re-posted 11 days ago

Worley rating

8.0

Company rating: 8.0 out of 10

Based on 31 frontline employees who took The Breakroom Quiz

208th of 449 rated engineering

Job description

About us
Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions.
Summary
We are seeking a Principal Process Engineer with mining and minerals experience for supporting process engineering front end studies and design development. The ideal candidate will also be expected to move into detailed engineering, commissioning, and start-up activities, if required. The purpose of this role is to support delivery of successful projects and programs. You will provide process engineering services to Worley and its customers, including technical support and supervision within the process engineering team.
Responsibilities
  • Assists with development, planning and coordination of complex engineering designs entailing technical specifications and detailed planning in the early phases of projects conceptual through feasibility studies.
  • Develops solutions to complex problems that require a high degree of innovation and ingenuity.
  • Act as a lead discipline engineer on projects or studies.
  • Implements, modifies, and maintains processes related to the extraction of base and precious metals.
  • Calculates and organizes data for process flow sheets including instrumentation and control considerations.
  • Models processes and unit operations.
  • Prepares specifications and operating instructions for processing equipment.
  • Develops process flow diagram to define heat and material balance.
  • Develops process specifications such as comminution, flotation, dewatering, pressure oxidation, heap leaching, etc.
  • Participates in planning, cost development and management, and scheduling for assigned projects.
  • Directs activities to ensure that construction, installation, and operational testing conform to functional specifications, recognized codes and standards, and customer requirements.
  • Maintains effective communication with project team members and with the customer.
  • Excellent oral and written communication skills required.

Qualifications
Required
  • Bachelor's degree in Metallurgical Engineering, Mineral Processing, Chemical Engineering or equivalent.
  • Principal/Lead level (12+) years of mining and minerals experience.
  • Hydrometallurgy experience especially in the following areas; comminution, ion exchange, thickeners/clarifiers, filtration, and other solid-liquid separation operations, slurry pumping, precipitation, flotation, drying/calcining, heat exchangers, solvent extraction, electrowinning, refining, leaching, crystallization, pumping/piping, instrumentation and process control, and simulation software, etc.
  • Senior experience of combined process engineering and operations experience with large flotation concentrators, high-pressure autoclaves, solvent-extraction, electrowinning, soda ash or potash operations, and precious metal heap leaching.
  • Proven experience delivering process engineering in an EPCM/Engineering Services environment.
  • Experience across conceptual studies, PFS, FS and detailed engineering, including commissioning support.

Preferred
  • Licensed Professional Engineer in Arizona (or able to obtain one in short term).
  • Advanced MS Office skills (Word, Excel, PowerPoint) preferred.

Additional Skills
  • Excellent verbal and written communication skills, with the ability to interact effectively with diverse clients.
  • Strong analytical and problem-solving abilities to address complex technical and operational challenges.
  • Demonstrated leadership in managing critical projects with a focus on safety, efficiency and value optimization.

Moving forward together
We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.
And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology. Whatever your ambition, there's a path for you here.
And there's no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.

What Worley employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

Apply