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Senior Process Engineer Jobs in Maine (NOW HIRING)

nuada

Senior Process Engineer

Belfast, ME · On-site

$120 - $170/hr

We are in an exciting growth phase and are looking for a senior process engineer passionate about working on innovative solutions to tackle the climate emergency. We are looking for a candidate with ...

Polyvantis

Senior Process Engineer

Sanford, ME · On-site

$99K - $128K/yr

Provide process engineering troubleshooting for sheet extrusion lines and associated process equipment. Identify, plan, and execute process improvements. How You Can Be the Impact * Maintain a high ...

Polyvantis

Senior Process Engineer

Sanford, ME · On-site

$99K - $128K/yr

Provide process engineering troubleshooting for sheet extrusion lines and associated process equipment. Identify, plan, and execute process improvements. How You Can Be the Impact * Maintain a high ...

Polyvantis

Process Engineer

Sanford, ME · On-site

Provide process engineering troubleshooting for sheet extrusion lines and associated process equipment in Osceola and Sanford. Identify, plan, and execute process improvements. Principle ...

Polyvantis

Process Engineer

Sanford, ME · On-site

Provide process engineering troubleshooting for sheet extrusion lines and associated process equipment in Osceola and Sanford. Identify, plan, and execute process improvements. Principle ...

Fiber Materials

Process Engineer II

Biddeford, ME

$80K - $110K/yr

As the Process Engineer , you will define and implement process development activities for novel, derivative and existing programs to produce advanced high temperature structures for high speed/high ...

Misti Pett

Process Engineer-NSKNG

South Paris, ME · On-site

The Process Engineer will primarily focus on implementing Meltshop production and process improvements using analytical tools, data, and teamwork and to develop and execute actions. This includes ...

New

Misti Pett

VPSA Process Engineer

South Paris, ME · On-site

The Process Engineer will be primarily responsible for developing process engineering designs and specifications for UIG Vacuum Pressure Swing Adsorption (VPSA) projects and commercial proposals. The ...

Misti Pett

VPSA Process Engineer

South Paris, ME · On-site

The Process Engineer will be primarily responsible for developing process engineering designs and specifications for UIG Vacuum Pressure Swing Adsorption (VPSA) projects and commercial proposals. The ...

QuantumClean

Process Engineer II

Scarborough, ME · On-site

The Process Engineer II will develop and optimize economical industrial processes to make the huge range of products on which modern society depends. This role provides sustaining engineering support ...

Abbott

Manufacturing Process Engineer I

Scarborough, ME

$76K - $101K/yr

Manufacturing Process Engineer I Working at Abbott At Abbott, you can do work that matters, grow, and learn, care for yourself and your family, be your true self, and live a full life. You'll also ...

Abbott

Manufacturing Process Engineer I

Scarborough, ME

$76K - $101K/yr

Manufacturing Process Engineer I Working at Abbott At Abbott, you can do work that matters, grow, and learn, care for yourself and your family, be your true self, and live a full life. You'll also ...

Abbott

Manufacturing Process Engineer I

Scarborough, ME · On-site

$76K - $101K/yr

Manufacturing Process Engineer I Working at Abbott At Abbott, you can do work that matters, grow, and learn, care for yourself and your family, be your true self, and live a full life. You'll also ...

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Showing results 1-20

All JobsProcess Engineer JobsSenior Process Engineer JobsSenior Process Engineer Jobs in Maine

Senior Process Engineer information

See Maine salary details

$72.6K

$117.3K

$165.1K

How much do senior process engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for senior process engineer in Maine is $117,264.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,700.00 and $130,200.00 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 Maine?

The most popular types of Process Engineer jobs in Maine are:

What are popular job titles related to Senior Process Engineer jobs in Maine?

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

What job categories do people searching Senior Process Engineer jobs in Maine look for?

The top searched job categories for Senior Process Engineer jobs in Maine are:

What cities in Maine are hiring for Senior Process Engineer jobs?

Cities in Maine with the most Senior Process Engineer job openings:

What are popular job titles related to Senior Process Engineer jobs in ME?

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

Senior Process Engineer jobs near you
Infographic showing various Senior Process Engineer job openings in Maine as of August 2026, with employment types broken down into 89% Full Time, and 11% Contract. Highlights an 100% In-person job distribution, with an average salary of $117,264 per year, or $56.4 per hour.

Senior Process Engineer

nuada

Belfast, ME • On-site

$120 - $170/hr

Other

Medical, Life, Retirement

Re-posted 11 hours ago

Job description

Nuada is a vibrant Cleantech business that has developed an exciting next-generation carbon capture system, which will be critical in the fight against climate change. Having secured partnerships with leading cement manufacturers, we are scaling our technology; building infield pilots and showcasing the exciting potential of our ultra-energy efficient capture system to help decarbonise many hard-to-abate industries, turbocharging our pathway to Net-Zero. We are in an exciting growth phase and are looking for a senior process engineer passionate about working on innovative solutions to tackle the climate emergency. We are looking for a candidate with experience within one of the following industries: Oil & Gas, gas processing, energy generation, and Carbon Capture Storage. Join our team and help us capture the future.

Key Responsibilities
  • Process plant design and support of pilot plant and large-scale plant delivery.
  • Work with the process team to develop design and operation philosophies.
  • Develop and take responsibility for the accuracy of detailed calculations, process engineering datasheets and drawings to specify the process engineering requirements of the technology.
  • Executing process engineering deliverables and review of vendor documents.
  • Support process engineering studies, FEEDs, and EPC Projects.
  • Process modelling and simulation.
  • BFDs, PFDs and heat & material balances.
  • MSD and material selection philosophy.
  • Sizing, specification and generation of process data sheets of equipment including but not limited to vessel, separator, scrubber, packed column, heat exchanger, pumps, compressors, PSV and other process equipment.
  • Mechanical calculations of the process equipment.
  • Ensure a high safety standard is achieved, providing input to HAZOPS, LOPA and other safety reviews.
  • Process and Utility P&IDs. P&ID development including selection of design conditions, hydraulic analysis/report, line sizing and pipe specifications, equipment isolation, vent and drain systems, cause and effects.
  • Sizing and specification of in-line Instrumentation, control valves etc.
  • Utilities and chemicals consumption summaries.
  • Review of Engineering deliverables, vendor data and interact with external agencies.
  • Develop Design Tools, processes and participate in standardization activities to carry out work more efficiently.
  • Provide proposal support to Nuada’s commercial functions for new opportunities.
  • Overseeing the multiple Project activities and keeping them on track for target timeline.
  • Clear communication, reporting, interpersonal, problem solving and leadership skills to support business growth.
  • Willing to travel as and when required for various assignments.
  • Reporting to Engineer Manager covering progress and performance tracking.
  • Degree in Chemical Engineering or equivalent experience.
  • 5-15 Years of relevant industrial experience.
  • Proven process engineering design experience with technical safety and environmental aspects.
  • Proficient in the use of Engineering Software, e.g. AutoCAD P&ID and HYSYS is an added advantage.
  • Knowledge of dynamic gas separation technologies, CO2 removal systems and gas processing is highly desirable.
  • Demonstration of customer focus and ability to respond to customer needs whilst achieving project and company objectives.
  • Comfortable working in a fast-paced, start-up environment requiring flexibility and pragmatism.
  • Competitive salary and equity package
  • 35 days holiday (inc. Bank Holidays) plus your birthday off.
  • Generous pension contribution
  • Private health insurance
  • Income Protection and life insurance
  • The opportunity to continue to develop both personally and professionally, in our rapidly growing company.
  • A brilliant company culture that encourages initiative, collaboration, and positivity at work
  • Working on projects where your skills can quickly make an impact.
  • Recognition for delivering a new, world-leading, technology.
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