Find work in the United States.

A simpler way to find your next job.

Jobs in the United States

25+ jobs

Save this search

Added just now
Measurement Engineer
Golden Pass
Sabine Pass, TX
The Measurement Engineer is responsible for supporting and maintaining the Golden Pass measurement program, including the oversight, maintenance, and reliability of measurement and…
Added 1 min ago
SD
Mechanical Engineer
Sayres Defense
Washington, DC
- $110,000 to $150,000 USD / year
Sayres is currently seeking an experienced Mechanical Engineer with an active SECRET clearance, verifiable in DISS in Washington, DC.
Added 1 min ago
SD
Marine Engineer
Sayres Defense
Mobile, AL
- $90,000 to $130,000 USD / year
Sayres is currently seeking an experienced Marine Engineer with an active SECRET clearance, verifiable in DISS in Mobile, AL.
Added 1 min ago
Cybersecurity Engineer, Senior (ISSM)
Torch Technologies, Inc.
Kettering, OH
…headquartered in Huntsville, AL. Our team provides superior research, development, and engineering services to the Federal Government and Department of War. As one of the nation’s top 100…
Added 1 min ago
SD
Marine Engineer
Sayres Defense
Washington, DC
- $110,000 to $150,000 USD / year
Sayres is currently seeking an experienced Marine Engineer with an active SECRET clearance, verifiable in DISS in Washington, DC.
Added 1 min ago
SD
Electrical Engineer
Sayres Defense
Mobile, AL
- $90,000 to $130,000 USD / year
Sayres, a renowned leader in defense support services to the DOD, is currently seeking an experienced Electrical Engineer with a current SECRET clearance, verifiable in DISS in Mobile, AL..…
Added 1 min ago
Process Engineer
Catalent
Winchester, KY
We have an opportunity for a Process Engineer to join our team. In this role, you will lead projects that improve manufacturing safety, efficiency, quality, and compliance. You will work on…
Added 1 min ago
SD
Electrical Engineer
Sayres Defense
Washington, DC
- $110,000 to $150,000 USD / year
Sayres is currently seeking an experienced Electrical Engineer with an active SECRET clearance, verifiable in DISS in Washington, DC.
Added 3 mins ago
Mainframe Technical Engineer
HM Health Solutions Inc.
Remote, United States
This job is an integral member of one of our teams responsible for supporting the design, development, and maintenance of our Mainframe technical solutions, ensuring their efficient and…
Added 4 mins ago
Information Security Engineer
Endava
Remote, United States
Looking for an Identity DevOps Engineer who is able to create new intake and trouble shoot issues. Looking for someone who can cover on-call and basic user issues. Should be able to…
Added 4 mins ago
Senior Manager, Manufacturing Engineering- Digital Factory Manufacturing Engineer
L3Harris Technologies
Montgomery, AL · Camden, AR · Orange, VA · Huntsville, AL
This role reports to the Director of Advanced Operations Technology and will collaborate closely with the AOT Chief Engineer, automation engineering teams, IT/OT leadership, program…
Added 4 mins ago
Manufacturing Engineer
Dynetics Tech Sol, Inc
Huntsville, AL
Leidos’ Defense Sector Manufacturing Segment is seeking a Manufacturing Engineer to join our team at our MidCity facility located in Huntsville, AL.
Added 5 mins ago
A
Hardware Engineer - Electrical SMT
Actalent
Redmond, WA
- $60 to $70 USD / hour
…on.1. Operating hardware prototypes2. Software or Electrical engineer degree is a must3. fine-pitch soldering 02014. lab environmentJob DescriptionThe Hardware Engineer will work in a…
Added 5 mins ago
A
Structural Engineer
Actalent
Honey Brook, PA
- $100,000 to $150,000 USD / year
Job Title: Structural EngineerJob DescriptionThis Structural Engineer position offers the opportunity to join a family-owned, design-build commercial construction firm supporting projects…
Added 5 mins ago
A
Electrical Engineer I
Actalent
Phoenix, AZ
- $80,000 to $120,000 USD / year
Contribute to the development and maintenance of procedures, Process Safety Management (PSM) manuals, and training manuals related to electrical and control systems.
Added 5 mins ago
A
Controls Systems Engineer
Actalent
Bowling Green, OH
- $40 to $55 USD / hour
…months. After completion of this project, the Controls Systems Engineer will transition to another regional project site, offering continued exposure to a variety of complex automation and…
Added 5 mins ago
A
Project Engineer
Actalent
Eden Prairie, MN
- $75,000 to $106,000 USD / year
Job Title: Project Engineer / Project ManagerJob DescriptionThis role leads cross-functional automotive engineering projects through the full product development life cycle, ensuring…
Added 5 mins ago
Sr Electrical Design Engineer
Actalent
Austin, TX
Job Title: Senior Electrical Design EngineerJob DescriptionThe Senior Electrical Design Engineer provides advanced technical expertise in facilities and industrial power systems, delivering…
Added 5 mins ago
Engineer III, Global Technology - Data Solutions
Expeditors
Ellenwood, GA
As an Engineer III (Data Engineer) within the Data Solutions team, you will help design, build, and support enterprise-scale data and analytics solutions that enable business teams to make…
Added 5 mins ago
Senior Engineer, Global Technology - Americas Capabilities
Expeditors
Ellenwood, GA
As a Senior Engineer, you will provide technical leadership in the design, development, implementation, and operation of technology solutions that support Americas supply chain and…
Added 6 mins ago
QD
Strategic Client Advisor (Part-Time Consultant)
Quest Defense Systems & Solutions, Inc.
Dallas-Ft. Worth, TX
- Part-time
Assist in drafting and reviewing SOWs while advising clients on the overall SOW development process.
Added 6 mins ago
Senior Product Engineer, Full Stack
SentiLink
Remote, United States
As a Senior Software Engineer, Full Stack you will be responsible for the development and maintenance of our web application and platform that is used for Fraud analysis. You will be…
Added 6 mins ago
Senior Software Engineer, Frontend
SentiLink
Remote, United States
As a Senior Software Engineer, Full Stack you will be responsible for the development and maintenance of our web application and platform that is used for Fraud analysis. You will be…
Added 6 mins ago
Senior Software Engineer, Full Stack
SentiLink
Remote, United States
As a Senior Software Engineer, Full Stack you will be responsible for the development and maintenance of our web application and platform that is used for Fraud analysis. You will be…
Added 7 mins ago
Quality Systems and Compliance Engineer
Foxconn WI
Mount Pleasant, WI
FII USA, Inc., a Foxconn Technology Group Company, is seeking a Quality Systems and Compliance Engineer to coordinate campus-wide Quality Management System compliance and support internal…

Closed listing

Caterpillar, Inc.

Performance/Simulation/Application Engineer

Mossville, IL, United States

$97,530.00 - $146,290.00

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

About employer

Job details

Pay: $97,530.00 - $146,290.00
Posting language: English
Posted: Nov 3, 2026

Similar jobs hiring now

Search current openings

Original job description

Archived listing. The details below describe a past opening.

Mossville, Illinois

Full time

R0000402797

Career Area:

Engineering

Job Description:

Your Work Shapes the World at Caterpillar Inc.

When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.

Performance/Simulation/Application Engineer

Mossville, IL

Job Summary:

The Large Power System Division currently seeking a Catalyst Performance/Simulation/Application Engineer who will support the development and application of aftertreatment systems through catalyst sizing, performance simulation, system analysis, and validation. The engineer will use simulation and test data to evaluate catalyst performance, optimize aftertreatment system sizing, and provide technical recommendations supporting product development and application programs.

What you will do:

Perform catalyst performance modeling and sizing to support aftertreatment applications.
Evaluate catalyst sizing alternatives and aftertreatment capability across operating conditions.
Analyze test-cell and field data to assess aftertreatment performance; this type of data review is specifically included in your prior requisition.
Use simulation results and experimental data to identify performance gaps and recommend technical solutions.
Support catalyst and aftertreatment system selection, sizing, and application decisions.
Develop and communicate technical conclusions, assumptions, risks, and recommendations.
Partner with design, test, controls, application, and program teams to resolve aftertreatment performance issues.
Support project execution by providing timely analysis, technical direction, and documentation.

Education and Experience Requirement:

Master’s degree in Mechanical Engineering, Chemical Engineering, or a related engineering discipline.
Hands-on experience performing catalyst sizing and catalyst performance simulation/modeling.
Demonstrated experience evaluating aftertreatment system capability and catalyst sizing tradeoffs, consistent with responsibilities identified in the existing engineering requisition.
Experience analyzing engineering data and translating simulation or test results into technical recommendations.
Strong analytical and problem-solving skills.
Ability to communicate technical findings and recommendations clearly to engineering teams and project stakeholders

Skills you will have:

Process Management: Working knowledge of business process improvement tools and techniques; ability to understand, monitor, update, control, or enhance existing business or work processes.
Accuracy and Attention to Detail: Working knowledge and understanding the necessity and value of accuracy; ability to complete tasks with high levels of precision.
Analytical Thinking: Working knowledge of techniques and tools that promote effective analysis; ability to determine the root cause of organizational problems and create alternative solutions that resolve these problems.
Effective Communications: Working knowledge and understanding of effective communication concepts, tools and techniques; ability to effectively transmit, receive, and accurately interpret ideas, information, and needs through the application of appropriate communication behaviors.
Problem Solving: Extensive knowledge of approaches, tools, techniques for recognizing, anticipating, and resolving organizational, operational or process problems; ability to apply knowledge of problem solving appropriately to diverse situations.
Technical Excellence: Working knowledge of a given technology and various application methods; ability to develop and provide solutions to significant technical challenges.
Project Management: Basic knowledge of effective project management strategies and tactics; ability to plan, organize, monitor, and control projects, ensuring efficient utilization of technical and administrative resources to achieve project objectives.
Computer-Aided Design & Engineering: Working knowledge of tools and techniques of specialized graphics programs; ability to produce, analyze, simulate and test product design drafts

Top Candidates Will Have:

Experience with diesel or natural-gas engine aftertreatment systems.
Experience with catalyst technologies and system-level aftertreatment development.
Experience correlating simulation predictions with laboratory, test-cell, or field results.
Knowledge of emissions performance, exhaust thermal conditions, conversion efficiency, and catalyst aging/deterioration.
Experience supporting new-product or application-development programs.
Familiarity with catalyst canning and DEF system components.
Ability to work/lead multiple projects simultaneously and to make sound priority decisions.

Additional Information:

This position is located in Mossville, IL.
Domestic relocation assistance is available for this position.
Visa sponsorship is available for this position.

Please ensure you frequently sign in to your candidate home for any updates or correspondence for positions that you have applied for. https://cat.wd5.myworkdayjobs.com/CaterpillarCareers .

Keep a frequent check on emails as correspondence will be sent to the email that you used to apply with.

#LI

Summary Pay Range:

$97,530.00 - $146,290.00

Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar.

Benefits:

Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.

Medical, dental, and vision benefits*
Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
401(k) savings plans*
Health Savings Account (HSA)*
Flexible Spending Accounts (FSAs)*
Health Lifestyle Programs*
Employee Assistance Program*
Voluntary Benefits and Employee Discounts*
Career Development*
Incentive bonus*
Disability benefits
Life Insurance
Parental leave
Adoption benefits
Tuition Reimbursement
These benefits also apply to part-time employees

This position requires working onsite five days a week.

Relocation is available for this position.

Visa sponsorship is available for eligible applicants.

Posting Dates:

November 3, 2026 - November 10, 2026

Any offer of employment is conditioned upon the successful completion of a drug screen.

Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.

Not ready to apply? Join our Talent Community (http://flows.beamery.com/caterpillarinc/talcom) .

There’s more to work at Caterpillar than just the work itself. We hire smart, friendly people and it shows in our culture. We hold ourselves to high standards and make sure our values of integrity, excellence, teamwork, commitment and sustainability come to life in the way we work. We make sure our employees feel continuously challenged while also supported. We provide professional growth opportunities, including leadership programs. We celebrate the diversity of our team, while also working together as one Caterpillar.

Our culture, like everything at our company, is made possible by each employee’s contribution. Person by person, we create the environment we work in, and we are proud of the Caterpillar we’ve built.

About employer

Report this job