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In office
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Sep 26, 2026. First seen by Alion on Sep 23, 2026.

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Overview

Trinseo is a different kind of global materials company - at the intersection of people, technology, and customers. We are a world leader in the production of plastics and latex binders. Our culture is built on passion and innovation.A career at Trinseo presents a unique opportunity to work in a highly collaborative environment. Helping customers solve their most complex material challenges is the reason we come to work each day. We are seeking innovative thinkers - ready to tackle any challenge and passionate about delivering value.As a global materials solutions provider focused on delivering innovative and sustainable solutions to our customers, we need people to feel respected and included so they can be more creative, innovative, and successful. We strive to create workplaces that reflect all communities and customers we serve and where everyone feels empowered to bring their full, authentic selves to work. That's why we're fully committed to inclusion across race, gender, age, religion, identity, and experience to drive us forward every day. Overview (Scope of Role)

The purpose of the Mechanical Project Engineer (Chemical Manufacturing) role is to identify, evaluate and coordinate the design and implementation of capital and expense improvement projects working with manufacturing teams, engineering personnel, R&D representatives and other in-plant or outside technical resources to complete projects.

They handle the organizational and administrative work involved in project implementation in the plant and are directly responsible for adhering to the plant capital budget. Project work is typically driven by turnaround time, capacity improvements, reliability, mechanical inspections, process safety and general plant health & safety initiatives.

Often the mechanical projects engineer participates in various safety and process safety related activities such as Process Hazard Analysis, Management of Changes (MOCs), Pre-Start-up Safety Reviews and MI programs. They support BBS (Behavior Base Safety) process by performing observations, Loss Control policy, ISO 9001, OHSAS 18001 and other management systems.

This will be an onsite role in Bristol, PA

Responsibilities

  • Fulfill the role of project manager for plant capital and expense projects to meet the yearly budget commitments following the Global Project Methodology - 20%
    • This will include:
      • The supervision and support for project managers designee.
      • Fill the role of mechanical engineering.
      • Put together and present expense reports and budget forecast plan.
  • Identifies, evaluates and define improvement opportunities directed to increase the mechanical reliability of the manufacturing equipment and other equipment related with plant infrastructure/operations - 30%
  • Manage the mechanical integrity (MI) inspection program - 40%
    • This will include:
      • Prepare and implement the yearly MI inspection schedule.
      • Implement the remediations recommended on MI reports through capex or expense projects.
      • Create and update MI related documents based on Trinseo practices.
  • Support the safety programs and initiatives directed by HE&S department - 10%

Qualifications

  • Bachelor’s degree in mechanical engineering or equivalent from an accredited program
  • 5+ years of experience in chemical industry environment required.
  • Prior engineering experience (e.g. improvement, maintenance, mechanical reliability, projects) required.
  • Self-motivated, capable decision-maker that can effectively influence others
  • Project management skills - Stage Gate Project Development process preferred
  • Knowledge of Process Safety - Mechanical Integrity, LPPs, Layers of Project, etc. is a plus
  • Mechanical engineering within chemical industry background preferred
  • Capital Project Management experience
  • Ability to learn and use SAP programs and reports.
  • Strategic thinker with strong analytical and problem-solving skills. Ability and skill to understand and troubleshoot unit operations and define improvement to meet safety, reliability and production goals.
  • Ability to work well with multiple levels (floor level, plant management and corporate) of the organization

Equity and Inclusion With our expanding global presence, cross-cultural insight and competence are essential for our ongoing success. We believe that a diverse workforce contributes different perspectives, experiences and creative ideas that enable us to continue to improve every day. Race, gender, ethnicity, country of origin, age, personal style, sexual orientation, physical ability, religion, work and life experiences and many more factors contribute to this diversity. We welcome all applicants, regardless of their backgrounds, and are committed to a fair and inclusive hiring process.

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