Jobs in the United States

25+ jobs

Added 5 mins ago
TT
Member of Technical Staff, Senior
True Talent Solutions Partners
New York, NY
- $150,000 to $300,000 USD / year
- Experience at a venture-backed startup, including as a founder, founding engineer, or software engineer with substantial project ownership.
Added 5 mins ago
Senior Engineer - Voice and Call Center
Fusion HCR
Las Vegas, NV
This senior engineering role supports voice services and contact center operations at a large integrated resort. The engineer will serve as a subject matter expert for the omnichannel…
Added 5 mins ago
WC
Staff Engineer
Williams County
Williston, ND
- $64 to $70 USD / hour
The Staff Engineer performs professional engineering duties related to transportation system planning and maintenance under limited supervision from the County Engineer. Examples of Duties
Added 5 mins ago
SO
Transportation Engineering Technician II (61034260) **RE-ADVERTISMENT**
State of South Carolina
Laurens, SC
- $45,300 to $77,000 USD / year
…items in the field and enters the information into AASHTOWare Project daily work reports for accurate contractor payment. Takes samples and performs various field tests of construction…
Added 6 mins ago
Senior Full Stack Software Engineer - Identity Verification & Proofing
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San Diego, CA · Mountain View, CA
Come join the join Intuit’s Identity Verification Team as a Senior Software Engineer. You’ll be part of a team developing highly available, scalable, industry leading services and…
Added 8 mins ago
Staff Engineer
BlackLine Systems, Inc.
United States
As a Staff Software Engineer, you will play a crucial role in building the next generation of BlackLine and data platform. BlackLine thrives on data and we are investing heavily in being…
Added 9 mins ago
Consulting Architect
Elastic
United States
Technical Leadership: Provide oversight and knowledge transfer to customers and teammates throughout the project lifecycle.
Added 10 mins ago
Cyber Security Engineer
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…technical information to non-technical audiences, document project requirements, define key performance indicators, and produce reports that show project…
Added 12 mins ago
Mechanical Engineer
Skyelia
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Added 13 mins ago
Advanced Rigger (Maintenance)
Brown & Root
Beaumont, TX
SUMMARY Assembles rigging to lift and move equipment or material to construction project. RESPONSIBILITIES - Loads, transports, unloads and assists in selecting cables, ropes, pulleys,…
Added 13 mins ago
Mechanical Engineer II - Projects
Freeport McMoRan
Safford, AZ
…accurate documentation and revision records throughout the project…
Added 13 mins ago
Senior Mechanical Engineer - Projects
Freeport McMoRan
Safford, AZ
Serve as the Project Engineering Lead by preparing and authoring engineering documentation, including conceptual designs, feasibility studies, alternatives analyses, failure analyses,…
Added 16 mins ago
EW
Mechanical & HVAC Refrigeration Intern (Summer 2027)
EMC Water LLC
Downers Grove, IL
- $20 to $25 USD / hour
Develop reports, presentations, and technical documentation that summarize project findings and recommendations.
Added 17 mins ago
Land Development Team Lead / Project Manager (PE)
Civil Science
St George
This position is ideal for a licensed Professional Engineer who enjoys balancing hands-on design, project management, client relationships, and team leadership.
Added 17 mins ago
Field Engineer - Richfield
Civil Science
Richfield
Civil Science is growing our construction team in Utah and is seeking a Field Engineer to support UDOT transportation projects in Southern Utah (Regions 3 & 4).
Added 17 mins ago
Field Engineer - St. George
Civil Science
St George
Civil Science is growing our construction team in Utah and is seeking a Field Engineer to support UDOT transportation projects in Southern Utah (Regions 3 & 4).
Added 17 mins ago
Transportation Design Project Manager - Lehi
Civil Science
Lehi
Civil Science is seeking an experienced Transportation Design Project Manager to support and grow our Utah transportation practice. This opportunity is ideal for a licensed Professional…
Added 17 mins ago
Transportation Design Project Manager - Richfield
Civil Science
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Civil Science is seeking an experienced Transportation Design Project Manager to support and grow our Utah transportation practice. This opportunity is ideal for a licensed Professional…
Added 17 mins ago
Transportation Design Project Manager - St. George
Civil Science
St George
Civil Science is seeking an experienced Transportation Design Project Manager to support and grow our Utah transportation practice. This opportunity is ideal for a licensed Professional…
Added 17 mins ago
Transportation Design Project Manager - Salt Lake City
Civil Science
Salt Lake City
Civil Science is seeking an experienced Transportation Design Project Manager to support and grow our Utah transportation practice. This opportunity is ideal for a licensed Professional…
Added 17 mins ago
Public Works Division Manager - Idaho Falls
Civil Science
Idaho Falls
We're looking for an experienced Professional Engineer who can balance business development, client relationships, project delivery, and team leadership. That means strengthening…
Added 17 mins ago
Public Works Division Manager - Twin Falls
Civil Science
Twin Falls
We're looking for an experienced Professional Engineer who can balance business development, client relationships, project delivery, and team leadership. That means strengthening…
Added 17 mins ago
Water Infrastructure Practice Leader - Richfield
Civil Science
Richfield
As the Water Infrastructure Practice Leader, you will provide technical leadership, support project delivery, drive business development, and unify water expertise across multiple offices…
Added 17 mins ago
Water Infrastructure Practice Leader - Las Vegas
Civil Science
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As the Water Infrastructure Practice Leader, you will provide technical leadership, support project delivery, drive business development, and unify water expertise across multiple offices…
Added 17 mins ago
Water Infrastructure Practice Leader - St. George
Civil Science
St George
As the Water Infrastructure Practice Leader, you will provide technical leadership, support project delivery, drive business development, and unify water expertise across multiple offices…

Performance/Simulation/Application Engineer

Mossville, IL, United States

$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.

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Job details

Pay: $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.
Apply by: Nov 11, 2026
Posting language: English
Posted: Nov 3, 2026

Original job description

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:

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.

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More about this job

Skills

Documentation
Mechanical engineering
Chemical engineering
Problem solving
Business knowledge
Process improvement
Attention to detail
Analytical skills
Communication skills
Project management
Natural gas

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