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Senior Process Engineer Jobs in Princeton, NJ (NOW HIRING)

Cellares

Senior Process Engineer

Bridgewater, NJ

$90K - $210K/yr

Position Summary We are seeking an innovative and highly motivated Senior Process Engineer on our MSAT team who will contribute significantly to the development of our advanced cell therapy ...

Cellares

Senior Process Engineer

Bridgewater, NJ · On-site

$90K - $210K/yr

Position Summary We are seeking an innovative and highly motivated Senior Process Engineer on our MSAT team who will contribute significantly to the development of our advanced cell therapy ...

Cellares

Senior Process Engineer

Bridgewater, NJ · On-site

$90K - $210K/yr

Position Summary We are seeking an innovative and highly motivated Senior Process Engineer on our MSAT team who will contribute significantly to the development of our advanced cell therapy ...

Element Solutions Inc

Process Engineer

Piscataway, NJ · On-site

Working under the guidance of senior process engineers and project leaders, this position performs process calculations, prepares engineering documentation, supports pilot plant experimentation ...

Next Step Systems

Process Engineer

New York, NY · On-site

Process Engineer, New York City, NY We have 8 openings for the Process Engineer position. These are 6 month contract positions, and they are Onsite and not Remote in either Dallas, TX or New York ...

Johns Manville

Process Engineer

Edison, NJ · On-site

$94K - $129K/yr

The purpose of the Process Engineer's role will be to provide technical leadership to operate a major asset (typical annual revenue of $50MM to $200MM) at target regarding output, usage of material ...

Jm

Process Engineer

Edison, NJ

$94K - $129K/yr

The purpose of the Process Engineer's role will be to provide technical leadership to operate a major asset (typical annual revenue of $50MM to $200MM) at target regarding output, usage of material ...

Zeus

Process Engineer

Branchburg, NJ

$120K/yr

The Process Engineer troubleshoots materials, processes, and tooling production issues in plastic extrusion environment. Responsibilities Work closely with Production Managers to resolve ongoing ...

Zeus Company, Inc.

Process Engineer

Branchburg, NJ · On-site

$120K/yr

The Process Engineer troubleshoots materials, processes, and tooling production issues in plastic extrusion environment. Responsibilities Work closely with Production Managers to resolve ongoing ...

Hutchinson Industries Inc

Process Engineer

Trenton, NJ · On-site

$70K - $90K/yr

Process Engineer General Description Responsible for evaluating existing processes and configuring manufacturing systems to reduce cost, improve sustainability and develop best practices within the ...

Viscofan

Process Engineer

Somerville, NJ · On-site

The Process Engineer position is responsible for the design, operation, installation, and maintenance in all areas of the manufacturing facility. Additionally, the incumbent will improve on ...

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All JobsProcess Engineer JobsSenior Process Engineer JobsSenior Process Engineer Jobs in Princeton, NJ

Senior Process Engineer information

See Princeton, NJ salary details

$78.6K

$127K

$178.7K

How much do senior process engineer jobs pay per year?

As of Jul 26, 2026, the average yearly pay for senior process engineer in Princeton, NJ is $126,962.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,000.00 and $141,000.00 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, and why are they important?

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.

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.
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Senior Process Engineer jobs near you

Sr. Process Engineer

Celltrion Branchburg, LLC

Somerville, NJ • On-site

$87K - $150K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 3 days ago

Job description

Celltrion is a leading biopharmaceutical company that specializes in research, development and manufacturing of innovative therapeutics. We are committed to delivering innovative and affordable medications to promote patients’ access to advanced therapies. We have been at the forefront of biotherapeutic development uncovering new ways of targeting the drivers of disease by creating next-generation biologics and small molecule products.

Celltrion Branchburg, LLC is a subsidiary of Celltrion USA, established in 2025 following Celltrion USA’s acquisition of Eli Lilly’s drug substance (DS) manufacturing facility located in Branchburg. By linking robust local manufacturing capabilities with an existing direct sales network, we aim to generate greater synergies across our operations. Looking ahead, we also anticipate expanding into the global contract manufacturing organization (CMO) sector.



Position Brand Description:

This position is responsible for providing engineering support of manufacturing equipment and operations. This position will interact various team members on Process Team, including TS/MS, manufacturing, validation, and quality assurance, and other Celltrion Sites as required. Knowledge of cell culture, purification and support systems, and its associated bioprocessing equipment used in the manufacturing of biotech products is required.


Key Objectives/Deliverables:

Manage for Results /Strategic Planning:

  1. Responsible for planning, coordinating, and executing projects supporting clinical and commercial manufacturing operations.
  2. Use historian data and other sources of process data to extract and chart relevant process parameters on a continuous basis. Uses process knowledge to analyze possible solutions to solve a range of problems.
  3. Ensure regulatory compliance from an equipment and process performance aspect. Understand capability and capacity of unit operations and process. Active participation in Process Teams to verify that process is in control; use of first principles, RCA or other tools to reach conclusion and recommendations for remediation of any problems or deviations.
  4. Supports Process Team by responding to questions and sharing process knowledge. Respond to operations needs and handles standard and non-standard requests.
  5. Lead equipment related investigation and resolutions. Provide process related input to process team for investigations. Make decisions that impact own priorities and allocation of time to meet deadlines.
  6. Execute, or assist, in process related change controls. Own equipment Standard Operating Procedures (SOP), related CAPAs and changes. Perform safety assessments as required for change controls and any project related activity. Effect incremental improvement.
  7. Perform key responsibilities of discipline other than Process Engineering; Automation – support measurement and control systems, Maintenance – ensuring an asset’s functionality is maintained.
  8. Creates or modifies SOPs for Engineering procedures as required. Own manufacturing SOP’s and participates in the reviews and approvals of operational SOPs and Manufacturing Batch Records, ensuring procedures can be executed as written to ensure practice matches procedure, as it relates to the process equipment and order of operations.
  9. Provide engineering support to Senior engineers for new product introduction, capital projects, and shutdown related activity.
  10. Performs all job functions with adherence to company policies, in a cGMP manner, safely and ethically


Basic Requirements:

  1. 3+ years industrial experience in a cGMP environment, or experience through education.
  2. Knowledge of / experience with several biopharmaceutical processes and equipment, such as bioreactors, centrifuges, TFF and chromatography systems, media/buffer prep and CIP/SIP.
  3. Strong written and oral communication skills.
  4. Aggressive, curious, and solution driven. Self-directed personality, with ability to work independently, self-sufficiently, and proactively in the performance of work duties.


Education Requirements:

  1. Bachelor of Science, Chemical, Mechanical Engineering, related engineering discipline.


This role is exempt and the anticipated compensation for this role is $87,000 - $150,000.

This is a banded role, and candidates will be placed within the range based on experience, skills, internal equity, and market considerations.


Celltrion Branchburg, LLC offers a comprehensive benefits package that includes paid time off (holidays, vacation, and additional leave), medical, dental, and vision insurance, life insurance, a company-matched retirement savings plan, wellness programs, and short- and long-term disability benefits. Hybrid work flexibility may be available based on business needs; relocation assistance is not provided.


Celltrion Branchburg, LLC is proud to be Equal Opportunity Employer and does not discriminate on the basis of age, race, color, religion, gender, sexual orientation, gender identity or expression, national origin, protected veteran status, disability, or any other legally protected status.