Process Engineer

Celanese; Montgomery (AL); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Health insurance

HSA contribution

Medical, vision, and dental plans

401(k) with company match

Maternity leave: 12 weeks

ESPP – discounted purchase

Global Career Framework

Job summary

Celanese Corporation in Montgomery, AL is seeking a process engineer with a strong chemical engineering background to support utilities, plant projects, and reliability initiatives.

You will perform sizing, calculations, and data-sheet development for pumps, heat exchangers, and PRDs, while collaborating with Operations, Maintenance, and Projects to drive safe, efficient operations.

Excellent communication and problem-solving skills are essential; experience with HTRI/ASPEN is a plus.

Qualifications

• Bachelor’s degree in chemical engineering.
• Minimum 3 years of process engineering experience.
• Strong verbal and written communication skills.
• Ability to facilitate technical discussions with cross‑functional groups.

Responsibilities

• Provide technical support to the utilities unit.
• Develop and support plant projects, environmental activities, and unit stewardship, quality, and reliability.
• Perform heat exchanger rating, hydraulic calculations, relief calculations, and leak calculations.
• Specify pumps, heat exchangers, steam traps, instruments, and other equipment via data sheet development.
• Participate in hazard identification studies (HAZOP) and evaluate risk through LOPA.
• Collaborate with Operations, Maintenance, Reliability, and Projects during unit changes.

Skills

Communication

Cross-functional collaboration

Analytical thinking

Process safety knowledge

Process design

Education

Bachelor's degree in chemical engineering

Tools

ASPEN

HTRI

Job description

Overview

Celanese Corporation is a global chemical leader in the production of differentiated chemistry solutions and specialty materials used in major industries and consumer applications.

Responsibilities

• Provide technical support to the utilities unit.
• Develop and support plant projects, environmental activities, and unit stewardship, quality, and reliability.
• Perform heat exchanger rating, hydraulic calculations, relief calculations, and leak calculations.
• Perform P&I&d development, vessel sizing, line sizing, heat exchanger sizing, and pump sizing.
• Specify pumps, heat exchangers, steam traps, instruments, and other equipment via data sheet development.
• Specify pressure relief devices (PRDs) and be familiar with applicable industry regulations, codes, and standards.
• Develop and issue process letters to document process studies, designs, and evaluations.
• Work with Capital Project Managers on process discipline related project design and installations.
• Identify continuous improvement opportunities and elevate them to the Technology Leader for addition to Unit Technology Plan.
• Participate with hazard identification studies (What-If, HAZOP) and evaluate risk through LOPA for process changes.
• Collaborate effectively with multiple disciplines (Operations, Maintenance, Reliability, Global Process Technology, Process Control, Projects) during unit changes and capital projects.
• Manage competing priorities, supporting daily operations and multiple simultaneous projects or assignments.
• Participate in the Management of Change (MOC) process.
• Participate and/or lead root cause analyses (RCAs).
• Support tracking of Key Process Indicators (KPIs) and raise emerging issues to the Technology Leader.
• Support unit operations with troubleshooting requests, and assist with unit startups, shutdowns, and turnarounds.
• Mentor and coach entry-level process engineers.

Qualifications

Required

• Bachelor’s degree in chemical engineering.
• Minimum 3 years of process engineering experience.
• Strong verbal and written communication skills.
• Ability to facilitate technical discussions and communicate with cross‑functional groups (Operations, Reliability, Vendors, regional and global resources).
• Ability to work with Maintenance, Reliability, Projects and Operations teams.
• Analytical thinking to design strategic plans for complex situations.
• Technical, reliability, and process safety knowledge.
• Knowledge of process design, instrumentation, process control, statistics, hydraulics and calculations, and process safety.

Preferred

• Experience with process engineering tools such as ASPEN and HTRI.
• Experience with demineralization units.

Benefits

• Health insurance starts immediately (United Healthcare).
• HSA contribution: $1,000 for employee only, $2,000 for all other tiers (annual contribution, unused rolled over).
• Medical, vision, and dental plans.
• 401(k) with 6% dollar‑for‑dollar match plus an additional 5% of total pay; Celanese contribution administered through Fidelity.
• Maternity leave: 12 weeks 100% paid; Parental leave: 6 weeks paid, available in 2‑week increments; eligibility from day 1.
• Employee Stock Purchase Plan (ESPP) – discounted purchase rate of 15%.
• Global Career Framework providing structure for career growth and advancement opportunities.