Sr. Process Engineer - Semi Conductor (Remote with travel)

Parsons Corporation; Boise (ID); Hybrid; USD 88,000 - 155,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

ESOP

401(k)

Paid time off

Life insurance

Flexible schedules

Holidays

Job summary

Parsons is seeking a Senior Process Engineer focused on ultrapure water and industrial wastewater treatment for semiconductor facilities. The role involves leading design, optimization, and commissioning of UPW systems, with travel to Boise, Idaho or remote work with regular visits.

You will work with multi-disciplinary teams to meet regulatory, reliability, and client requirements. Ideal candidates have 8+ years in water treatment, strong PFD/P&ID skills, and experience with RO, UF, EDI, and

Qualifications

• Bachelor’s degree in Chemical Engineering, Environmental Engineering, or related field.
• 8+ years of process engineering experience in water/wastewater systems.
• Experience with ultrapure/high-purity water (UPW) systems for semiconductors.
• Familiarity with RO, UF, ion exchange, EDI, demineralization, and polishing systems.
• Ability to develop and review PFDs, P&IDs, water balances, and design docs.
• Ability to operate on-site in Boise, Idaho or relocate as needed.

Responsibilities

• Lead design and optimization of UPW and wastewater systems for semiconductor facilities.
• Support fab projects involving UPW production, distribution, and water reuse.
• Develop design documentation, calculations, and equipment specs.
• Perform system evaluations, troubleshooting, and performance assessments.
• Collaborate with multidisciplinary teams to integrate systems into facility design.
• Provide technical guidance and mentor junior engineers.

Skills

Water treatment design

UPW systems

PFDs & P&IDs

Mass & energy balances

Vendor evaluation

Cross-functional collaboration

Education

Bachelor’s degree in Chemical Engineering or Environmental Engineering

Job description

In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

Job Description:

Parsons is seeking a Senior Process Engineer - Semiconductor Water Treatment / Ultrapure Water with strong experience supporting advanced manufacturing and semiconductor facilities. The ideal candidate will have demonstrated expertise in ultrapure water (UPW), industrial water treatment, and wastewater treatment systems within semiconductor or other high-purity manufacturing environments.

Candidates should either be based in Boise, Idaho or can work remote and travel to Boise 2 weeks/month.

The Senior Process Engineer will lead process engineering activities associated with water and wastewater treatment systems, working closely with multidisciplinary teams to develop, optimize, and implement solutions that meet client, regulatory, operational, and reliability requirements.

Key Responsibilities

• Lead the design, development, and optimization of ultrapure water, industrial water treatment, and wastewater treatment systems for semiconductor manufacturing facilities.

• Support semiconductor fab projects involving UPW production and distribution, wastewater treatment, water reclamation/reuse, and associated process utility systems.

• Develop and review process flow diagrams (PFDs), P&IDs, process calculations, equipment specifications, data sheets, and design documentation.

• Perform water and mass balances, hydraulic calculations, equipment sizing, chemical consumption calculations, and treatment system evaluations.

• Develop and evaluate treatment processes utilizing technologies such as reverse osmosis (RO), ultrafiltration (UF), ion exchange, electrodeionization (EDI), demineralization, filtration, chemical treatment, and polishing systems.

• Establish process design criteria, water quality requirements, operating parameters, and equipment requirements for water treatment systems.

• Evaluate vendor treatment technologies, equipment selections, technical proposals, and supplier submittals.

• Collaborate with mechanical, piping, electrical, instrumentation and controls, civil/structural, and manufacturing teams to integrate treatment systems into overall facility design.

• Interface with clients, vendors, and project teams to resolve technical issues and maintain alignment with project requirements.

• Perform process troubleshooting, system performance evaluations, and technical assessments for existing and proposed treatment systems.

• Ensure engineering deliverables comply with applicable industry standards, environmental requirements, safety requirements, and client specifications.

• Support commissioning, startup, system optimization, and operational readiness activities.

• Provide technical guidance and mentorship to junior engineers and designers.

Required Qualifications

• Bachelor’s degree in Chemical Engineering, Environmental Engineering, or a related engineering discipline.

• 8+ years of relevant process engineering experience.

• Demonstrated experience in industrial water and/or wastewater treatment process design.

• Demonstrated experience with ultrapure water (UPW) or high-purity water systems.

• Strong knowledge of water treatment technologies such as:

  • Reverse osmosis (RO)

  • Ultrafiltration (UF)

  • Ion exchange

  • Electrodeionization (EDI)

  • Demineralization

  • Filtration and polishing systems

  • Chemical treatment systems

  • Wastewater treatment and water reuse systems

• Strong understanding of water chemistry, treatment process selection, water quality requirements, and system performance.

• Proficiency in developing and reviewing:

  • Process Flow Diagrams (PFDs)

  • Piping and Instrumentation Diagrams (P&IDs)

  • Water and mass balances

  • Process calculations

  • Equipment and system specifications

  • Process data sheets and design documentation

• Ability to evaluate and specify water treatment equipment and vendor packages.

• Strong analytical, communication, collaboration, and problem-solving skills.

• Ability to work on-site in Boise, Idaho, or relocate as needed.

Preferred Qualifications

• Experience with water treatment systems supporting semiconductor fabs, microelectronics, or other advanced manufacturing facilities.

• Experience with large-scale UPW systems, wastewater treatment systems, and water reclamation/reuse applications.

• Experience supporting semiconductor fab expansions, retrofits, or greenfield projects.

• Familiarity with semiconductor facility process utilities and high-purity manufacturing requirements.

• Experience with commissioning, startup, troubleshooting, and optimization of water treatment systems.

• Knowledge of project delivery in EPC, design-build, or consulting engineering environments.

• Professional Engineer (PE) license or ability to obtain.

• Master’s degree in engineering or a related discipline.

Why Join Parsons

At Parsons, we’re committed to delivering innovative engineering solutions on some of the world’s most complex projects. We value technical excellence, collaboration, integrity, and a forward-thinking approach to problem-solving. Joining our team means working alongside talented professionals while helping shape the future of advanced manufacturing and semiconductor infrastructure.

Security Clearance Requirement:

NoneThis position is part of our Critical Infrastructure team.

For more than 80 years, our experts have designed and delivered the critical infrastructure that connects and protects communities around the world. We work in collaborative teams, both within the company and with our partners and customers, to plan, design, build, and modernize infrastructure. We take special pride in projects and solutions that improve communities as well as people’s quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. Powered by our people, we provide the imagination necessary to support our customers’ visions—and to help them see what's next!

Salary Range: $88,400.00 - $154,700.00

We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!

Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—