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Reliability Engineer Jobs in Naperville, IL (NOW HIRING)

Entegris

Process Reliability Engineer

Aurora, IL · On-site

$101K - $127K/yr

Process Reliability Engineer The Role Entegris is currently seeking a Process Reliability Engineer to join our Engineering & Maintenance team. This position will be based in our Aurora, Illinois ...

Collabera

Customer Reliability Engineer

Lisle, IL

$101K - $127K/yr

The Customer Reliability Engineer will use cutting edge predictive analytics software and tools to analyze the health and performance of power generation, oil and gas production and exploration, and ...

CME Group

Staff Site Reliability Engineer

Chicago, IL · On-site

$132K - $220K/yr

We're looking for a Staff Site Reliability Engineer to join our team, focusing on the core systems that power global financial markets. This isn't just about keeping the lights on; it's about ...

Entegris

Process Reliability Engineer

Aurora, IL

$101K - $127K/yr

Process Reliability Engineer The Role Entegris is currently seeking a Process Reliability Engineer to join our Engineering& Maintenance team. This position will be based in our Aurora, Illinois ...

CME Group

Staff Site Reliability Engineer

Chicago, IL · Hybrid

$132K - $220K/yr

We're looking for a Staff Site Reliability Engineer to join our team, focusing on the core systems that power global financial markets. This isn't just about keeping the lights on; it's about ...

CME Group

Staff Site Reliability Engineer

Chicago, IL · On-site

$132K - $220K/yr

We're looking for a Staff Site Reliability Engineer to join our team, focusing on the core systems that power global financial markets. This isn't just about keeping the lights on; it's about ...

Trans Union LLC

Staff Site Reliability Engineer

Chicago, IL · On-site

$58.75 - $78/hr

The Site Reliability Engineering team drives reliability strategy, elevates engineering standards, and owns some of the most complex and consequential work on the platform. As a Staff Site ...

Transunion

Staff Site Reliability Engineer

Chicago, IL

$58.75 - $78/hr

The Site Reliability Engineering team drives reliability strategy, elevates engineering standards, and owns some of the most complex and consequential work on the platform. As a Staff Site ...

Transunion

Staff Site Reliability Engineer

Chicago, IL · On-site

$58.75 - $78/hr

The Site Reliability Engineering team drives reliability strategy, elevates engineering standards, and owns some of the most complex and consequential work on the platform. As a Staff Site ...

CME Group

Site Reliability Engineer |||

Chicago, IL

$100K - $167K/yr

Job Summary The Site Reliability Engineer III is a pivotal architect of stability for CME Clearing & Risk. You will engineer secure, scalable, and reliable technology solutions that safeguard the ...

TransUnion

Staff Site Reliability Engineer

Chicago, IL · On-site

$58.75 - $78/hr

The Site Reliability Engineering team drives reliability strategy, elevates engineering standards, and owns some of the most complex and consequential work on the platform. As a Staff Site ...

TransUnion

Staff Site Reliability Engineer

Chicago, IL

$58.75 - $78/hr

The Site Reliability Engineering team drives reliability strategy, elevates engineering standards, and owns some of the most complex and consequential work on the platform. As a Staff Site ...

CME Group

Site Reliability Engineer |||

Chicago, IL · On-site

$100K - $167K/yr

Job Summary The Site Reliability Engineer III is a pivotal architect of stability for CME Clearing & Risk. You will engineer secure, scalable, and reliable technology solutions that safeguard the ...

CME Group

Site Reliability Engineer |||

Chicago, IL · On-site

$100K - $167K/yr

Job Summary The Site Reliability Engineer III is a pivotal architect of stability for CME Clearing & Risk. You will engineer secure, scalable, and reliable technology solutions that safeguard the ...

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Showing results 1-20

All JobsReliability Engineer JobsReliability Engineer Jobs in Naperville, IL

Reliability Engineer information

See Naperville, IL salary details

$60.9K

$117.8K

$140.8K

How much do reliability engineer jobs pay per year?

As of Jul 15, 2026, the average yearly pay for reliability engineer in Naperville, IL is $117,797.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,300.00 and $128,800.00 per year, depending on experience, location, and employer.

What are some typical challenges Reliability Engineers face when implementing preventive maintenance strategies?

Reliability Engineers often encounter challenges such as balancing preventive maintenance schedules with production demands, ensuring buy-in from operations teams, and accurately predicting equipment failures. They must analyze large sets of historical data to identify trends and root causes, which can be complex in facilities with diverse machinery. Collaboration with maintenance, operations, and engineering teams is essential to develop effective strategies that minimize downtime while optimizing resources.

What does a reliability engineer do?

A reliability engineer is responsible for ensuring that systems, equipment, or products perform consistently and without failure over time. They analyze failure data, develop maintenance strategies, and implement improvements using tools like FMEA and root cause analysis to enhance reliability and reduce downtime.

What are the key skills and qualifications needed to thrive as a Reliability Engineer, and why are they important?

To thrive as a Reliability Engineer, you need a solid background in engineering principles, failure analysis, and reliability modeling, typically with a degree in engineering or a related field. Familiarity with tools such as FMEA, Root Cause Analysis (RCA), reliability-centered maintenance (RCM) software, and certifications like Certified Reliability Engineer (CRE) are highly valued. Strong problem-solving abilities, attention to detail, and effective communication are crucial soft skills in this role. These skills ensure systems are dependable, downtime is minimized, and organizational performance and safety are optimized.

What is the difference between Reliability Engineer vs Maintenance Engineer?

AspectReliability EngineerMaintenance Engineer
CredentialsTypically requires engineering degree, certifications in reliability or asset managementOften requires engineering or technical diploma, certifications in maintenance or equipment repair
Work EnvironmentFocuses on analysis, design, and improvement of systems for reliabilityHands-on maintenance, repair, and troubleshooting of equipment
Industry UsageCommon in manufacturing, energy, aerospace, and industrial sectorsPrevalent in manufacturing, facilities, and industrial plants

Reliability Engineers focus on designing and improving systems to prevent failures, using data analysis and modeling. Maintenance Engineers perform hands-on repairs and upkeep of equipment to ensure operational continuity. While both roles aim to optimize equipment performance, Reliability Engineers work proactively on system reliability, whereas Maintenance Engineers handle reactive and scheduled maintenance tasks.

What engineers make $500,000 a year?

Highly experienced engineers in specialized fields such as petroleum engineering, aerospace engineering, or senior software engineering roles can earn $500,000 or more annually, often including bonuses and stock options. These positions typically require advanced skills, extensive experience, and often involve leadership or executive responsibilities.

Will SRE be replaced by ai?

Reliability Engineers (SREs) focus on maintaining system availability and performance, and AI tools are increasingly used to automate monitoring, incident response, and data analysis. While AI can augment SRE tasks, it is unlikely to fully replace the need for human expertise in designing, managing, and improving complex systems. SREs will continue to adapt by integrating AI technologies into their workflows to enhance reliability efforts.

What Does a Reliability Engineer Do?

As a reliability engineer, your duties are to test and evaluate the manufacturing of products and components and ensure that the procedures are efficient and do not lead to abnormally high maintenance or operational costs. Your other responsibilities are to find solutions to product reliability risks. You may manage risk in a supply chain, develop loss prevention strategies, and track the entire lifecycle of product development, from building prototypes to moving a product into full-scale production. You analyze information from department heads and recommend strategies to reduce risk and ensure that the product works reliably.

What are Reliability Engineers?

Reliability Engineers are professionals responsible for ensuring that systems, equipment, or processes function consistently and efficiently over time. They analyze data, identify potential points of failure, and develop maintenance strategies to improve system reliability and minimize downtime. Their work spans various industries, including manufacturing, energy, and technology, and often involves collaborating with design, operations, and maintenance teams. By implementing reliability-centered maintenance and predictive analysis, they help organizations save costs and increase safety.

What is the role of a reliability engineer?

A reliability engineer is responsible for ensuring that systems, equipment, or products perform consistently and dependably over time. They analyze failure data, develop maintenance strategies, and implement improvements to enhance reliability, often using tools like FMEA and root cause analysis. This role typically requires strong problem-solving skills and knowledge of engineering principles.
More about Reliability Engineer jobs
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Reliability Engineer jobs near you
Process Reliability Engineer

Process Reliability Engineer

Entegris

Aurora, IL • On-site

$101K - $127K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 7 days ago

Entegris rating

8.2

Company rating: 8.2 out of 10

Based on 41 frontline employees who took The Breakroom Quiz

84th of 527 rated manufacturers

Job description

Job Title:
Process Reliability Engineer
Job Description:
The Role
Entegris is currently seeking a Process Reliability Engineer to join our Engineering & Maintenance team. This position will be based in our Aurora, Illinois facility. This position is embedded within the 845 Slurry production area, one of our core manufacturing operations supporting advanced semiconductor fabrication.
In this role, you will serve as the technical subject matter expert for process and support equipment reliability across the Slurry production area. You will drive improvements in equipment uptime, asset lifecycle management, and maintenance effectiveness while collaborating with Operations, Maintenance, and Engineering teams to deliver safe, consistent, and high-quality manufacturing results.
The position reports to the Senior Maintenance Manager.
What You'll Do
Reliability Analysis & Asset Lifecycle Planning
  • Build and maintain the Criticality Analysis plus Critical Spare Parts assessments for all production equipment.

  • Develop and maintain an equipment replacement/repair roadmap driven by reliability data, asset age, and lifecycle cost analysis.

  • Calculate equipment reliability metrics (MTTR, MTBF, etc.) and perform root cause failure analyses (RCFA) to identify failure patterns, prioritize maintenance resources, and reduce unplanned downtime.

  • Build Reliability Block Diagrams (RBD) for critical systems to assess single-point-of-failure risks and model overall system availability (OEE).

Factory Floor Technical Support - Provide SME technical support for key production systems (chemical addition, batch-making, product filling, ultra-pure water, hot oil, process chillers, wastewater, etc.), ensuring uptime and optimal performance. Identify opportunities and run associated projects to improve overall system design.
Project Management: Lead small to medium scale capital and CI projects from inception through completion. Responsibilities include budgeting, project definition utilizing front end loading (FEL), securing funding, following through to commissioning/start up, providing project status updates, managing and completing all aspects of commissioning, and project closure/lessons learned.
Maintenance Support: Develop and refine preventive and reactive maintenance procedures and spare parts inventory processes using tools like SAP-PM, Parsable, SharePoint, and Reliance. Train maintenance personnel as warranted.
Engineering Documentation: Manage and produce engineering drawings (P&IDs, electrical schematics, etc.) and documentation (equipment specifications, maintenance repair procedures) using AutoCAD and similar tools.
EHS Support: Participate in Environmental, Health, and Safety projects focusing on process safety management, ergonomic improvements, and compliance with safety standards. Support and lead EHS teams as needed.
Continuous Learning and Improvement: Stay informed of industry trends, new technologies, and best practices to continually enhance your knowledge and the company's manufacturing capabilities.
What We Seek
Education & Experience
  • Bachelor's degree in Chemical, Mechanical, or Electrical Engineering required.

  • Minimum 5 years of experience in a manufacturing environment, preferably in the chemical, specialty materials, or semiconductor supply chain industry.

Technical Skills
  • Proficiency with CMMS platforms, specifically SAP-PM; experience with Parsable, SharePoint, Reliance, and MS Project is beneficial.

  • Proficient with Microsoft Office Suite; AutoCAD experience required for P&ID and schematic management.

  • Knowledge of predictive and preventive maintenance methodologies, failure analysis, risk management, and lifecycle asset management.

  • Familiarity with batch manufacturing, piping systems, dispersion and separation process equipment, utility systems, and PLC operation preferred.

Core Competencies
  • Demonstrated ability to lead projects, manage competing priorities, and deliver results in a dynamic manufacturing environment.

  • Excellent problem-solving skills with a data-driven approach to decision-making.

  • Strong verbal and written communication skills; ability to present technical content to both technical and non-technical audiences.

  • Collaborative team player who drives results through influence and partnership across operations, maintenance, and engineering functions.

Additional Qualifications
  • Familiarity with health, safety, and environmental regulations in a manufacturing context required.

  • Six Sigma Green Belt certification is a plus.

  • Ability to lift up to 25 lbs; ability to work in a chemical manufacturing environment.

Why Work at Entegris
Lead. Inspire. Innovate. Define Your Future.
Not everyone who works for a global company shares the same background, experiences and perspectives. We leverage the differences of our employees to bring new ideas to the table. Every employee throughout the company is encouraged to share input on projects and initiatives. Our decision-making process is truly a collaborative effort as we realize there are leaders at every level of the organization. We put our values at the core of how we operate as an organization - not just when it's convenient, but in a lasting and meaningful way. We want the time and energy you spend here to have a positive impact on your life inside and outside of the office.
What We Offer
Our total rewards package goes above and beyond just a paycheck. Whether you're looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.
  • Compensation: $91,000 - $122,500 per year range with actual pay dependent on candidate overall skills for the role
  • Annual bonus eligibility
  • Progressive paid time off policy that empowers you to take the time you need to recharge
  • Generous 401(K) plan with an impressive employer match with no delayed vesting
  • Excellent health, dental and vision insurance packages to fit your needs
  • Education assistance to support your learning journey
  • A values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence

Entegris does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need Entegris immigration sponsorship (e.g., H1B, TN, STEM OPT, etc.) now or in the future.
At Entegris we are committed to providing equal opportunity to all employees and applicants. Our policy is to recruit, hire, train, and reward employees for their individual abilities, achievements, and experience without regard to race, color, religion, sexual orientation, age, national origin, disability, marital or military status.
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