Process Engineer

Posted Wednesday, July 8, 2026 at 4:00 AM

Do you want to be part of a team where people intentionally show up for each other without hidden agendas or motives? Are you looking for an organization that is generous with praise and celebrates successes? If you answered yes to both questions, then keep reading!

Generous paid time off benefits, new hires start at 144 hours of PTO + 2 floating holidays, prorated based on date of hire.

Who is Mac Lellan Integrated Services?

Offering a range of services including Critical Process Cleaning, Building & Process Equipment Maintenance, HVAC & Mechanical, Production Support, and Water Treatment Management;
Mac Lellan is Best People, Best Systems, Best Results. We are one team. We bring people together who share our values:
Trust | Integrity | Responsibility | Community | Excellence and help them discover and achieve their potential. We do this by being accountable to each other, being open to new ideas, and taking action to improve conditions, situations, and surroundings. From our Team Members to our President, everyone has a voice  team leads us and shapes our future!

Who are You at Mac Lellan?

As the Process Engineer, you are a part of Best People . You will utilize our Best Systems to gather and analyze process data, troubleshoot operational challenges, and drive continuous improvement initiatives within a production environment, delivering our customers the Best Results!

The Process Engineer will be a vital resource within the PSS organization by analyzing process trends, identifying opportunities for improvement, and helping establish stable baseline operating conditions. This role will support ENV, SRP, HOB, CESS, and purification operations by reviewing operating data, identifying root causes, and providing recommendations to improve reliability and consistency.

Key responsibilities include analyzing process performance, developing systems to track metrics, supporting continuous improvement efforts, assisting with SOP development and training, and serving as a resource for day-to-day operational challenges.

Examples of process improvement focus areas include:

• Investigating recurring equipment or process issues to determine root causes and corrective actions.
• Analyzing operating trends to understand issues such as unexpected maintenance frequency, equipment failures, or process variations.
• Reviewing prior-day operating conditions and providing recommendations to maintain stable operations.

What are the skills necessary for success for a Process Engineer?

• Strong troubleshooting and root cause analysis skills
• Strong organizational skills and ability to manage multiple priorities
• Strong trend analysis and data interpretation skills
• Ability to analyze process conditions and identify opportunities for improvement
• Excellent interpersonal and customer service skills
• Excellent verbal and written communication skills
• Ability to function well in a fast-paced production environment
• Ability to collaborate with operations, maintenance, and customer teams

What education and experience are needed for success for a Process Engineer?

• Chemical Engineering experience preferred.
• Approximately 3 years of experience working in a process environment preferred.
• Prior experience working in a Process Safety Management (PSM) environment preferred.
• Experience with process data analysis, continuous improvement, troubleshooting, and operational support is highly desired.

Benefits:

• Medical, Dental, Vision, and Life Insurance Coverage begin on the first day of full-time employment
• Flexible Spending Accounts and Health Savings Accounts available
• 401(k) eligibility the first day of the month after your date of hire, 5% Company Match after 6 months of employment, Company match is immediately vested
• Generous Paid Time Off (PTO) program that includes personal floating holidays
• Paid company holidays
• Optional Life Insurance available
• Weekly Pay
• Employee Referral Bonuses - get paid to bring your friends!
• Paid Volunteer Time Off (VTO) for Community Service

• Mac Lellan is proud to be an equal…