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Senior Engineer Jobs in DeKalb, IL (NOW HIRING)

Senior Transportation Engineer IMEG is hiring a Senior Transportation Engineer to lead design efforts for moderate to complex transportation projects with limited support required from senior staff.

Senior Dam Safety Engineer

Burlington, IL · On-site

$99K - $136K/yr

Summary As a Senior Water Resources / Dam Safety Engineer and experienced seller-doer, you will help to develop and execute projects alongside our St. Louis, Missouri team, as well as technical ...

Senior Dam Safety Engineer

Burlington, IL · On-site

$99K - $136K/yr

Summary As a Senior Water Resources / Dam Safety Engineer and experienced seller-doer, you will help to develop and execute projects alongside our St. Louis, Missouri team, as well as technical ...

The Senior Engineer implements and maintains network monitoring programs, intrusion detection & protection systems, vulnerability scanning programs, and associated remediation programs. The hiring ...

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Senior Engineer information

See DeKalb, IL salary details

$58.4K

$124.2K

$180.1K

How much do senior engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior engineer in DeKalb, IL is $124,215.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,600.00 and $140,800.00 per year, depending on experience, location, and employer.

How does a senior engineer typically mentor junior team members, and what impact does this have on the team's success?

Senior Engineers often play a key role in mentoring junior developers by providing guidance on technical challenges, reviewing code, and sharing best practices. This mentorship helps foster a collaborative environment where less-experienced team members can develop their skills more rapidly. As a result, the entire team benefits from improved code quality, faster problem-solving, and a culture of continuous learning. Senior Engineers also help set standards and encourage professional growth, which contributes to the overall success and cohesion of the engineering team.

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

To thrive as a Senior Engineer, you need advanced technical expertise in your engineering discipline, a relevant degree, and several years of industry experience. Familiarity with project management software, CAD tools, and compliance with engineering standards or certifications like PE (Professional Engineer) is typically required. Critical thinking, leadership, and effective communication are essential soft skills for mentoring teams and managing complex projects. These skills and qualities ensure successful project delivery, innovation, and strong team performance within engineering environments.

What do senior engineers do?

Senior engineers are experienced professionals responsible for designing, developing, and overseeing complex technical projects within their field. They often lead teams, review work for quality, and ensure projects meet technical standards and deadlines, utilizing skills in problem-solving, project management, and technical tools. Their role may also include mentoring junior staff and collaborating with other departments to achieve organizational goals.

What is a senior engineer?

Senior engineers develop and design software programs and applications, but are designated senior because they have more extensive knowledge and years of experience than other engineers on their team. As a senior engineer, you work closely with company managers to ensure the software is created to the required specifications and must troubleshoot issues with applications when they arise. Most senior engineers have mastered a specific set of programming languages, databases, and operating systems.

What is the difference between Senior Engineer vs Mechanical Engineer?

AspectSenior EngineerMechanical Engineer
Required CredentialsBachelor's degree in engineering; often a master's; professional engineering license (PE) preferredBachelor's degree in mechanical engineering; PE license optional but advantageous
Work EnvironmentDesign, development, project management; leadership rolesDesign, analysis, testing, manufacturing
Industry UsageUsed across engineering sectors for experienced professionalsEntry to mid-level engineering roles in manufacturing, automotive, aerospace

Senior Engineers typically have more experience, leadership responsibilities, and advanced credentials compared to Mechanical Engineers. While Mechanical Engineers focus on design and analysis, Senior Engineers often oversee projects and mentor teams, making them suitable for higher-level roles within engineering teams.

What is a senior engineer?

A Senior Engineer is an experienced professional responsible for designing, developing, and overseeing complex engineering projects. They often lead teams, mentor junior engineers, and ensure that technical solutions meet organizational goals and industry standards. Senior Engineers are typically experts in their field, possessing advanced problem-solving skills and a deep understanding of relevant technologies and methodologies. Their role also often involves collaborating across departments, managing timelines, and contributing to strategic planning.
What are the most commonly searched types of Engineer jobs in DeKalb, IL? The most popular types of Engineer jobs in DeKalb, IL are:
What are popular job titles related to Senior Engineer jobs in DeKalb, IL? For Senior Engineer jobs in DeKalb, IL, the most frequently searched job titles are:
What cities near DeKalb, IL are hiring for Senior Engineer jobs? Cities near DeKalb, IL with the most Senior Engineer job openings:

Senior Engineer, Application Development

Entegris

Aurora, IL • On-site

$95K - $115K/yr

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 3 days ago


Entegris rating

8.2

Company rating: 8.2 out of 10

Based on 41 frontline employees who took The Breakroom Quiz

88th of 538 rated manufacturers


Job description

Job Title:

Senior Engineer, Application Development

Job Description:

THE ROLE:
Entegris is seeking a new Senior Application Engineer to lead CMP filtration application development and performance evaluation for slurry-based processes. This role will work independently to conduct complex experiments, provide data-driven insights, and collaborate cross-functionally with customers and internal teams to deliver optimized filtration solutions and improve product performance.
WHAT YOU'LL DO:

  • Lead CMP filter characterization and performance evaluation using slurry systems, including particle removal efficiency, pressure drop, and advanced filtration behavior analysis.

  • Independently design and execute complex experiments, interpret data, and develop insights to support product optimization and customer applications.

  • Drive cross-business unit (APS/MS) collaborations to define and deliver optimized, customer-specific filtration solutions.

  • Perform in-depth returned filter failure analysis; develop technical reports to identify root causes and recommend corrective actions or design improvements.

  • Develop, validate, and continuously improve test methodologies for filter qualification, including exploration and implementation of new technologies.

  • Act as a technical advisor to CMP Engineering, Product Management, and internal stakeholders by providing data-driven recommendations and solution strategies.

  • Interface directly with internal and external customers globally to present technical findings, troubleshoot application issues, and provide expert consultation on filtration performance.

  • Identify trends, anticipate technical challenges, and proactively propose innovative solutions to improve product performance and customer outcomes.


WHAT WE SEEK:

  • Strong problem-solving and analytical capabilities with the ability to address complex and ambiguous technical challenges; Master's degree preferred.

  • Demonstrated ability to work independently and manage diverse technical assignments with minimal supervision.

  • Solid knowledge of CMP process, slurry chemistry, filtration technologies, or semiconductor equipment, with 5+ years of relevant industry experience

  • Strong data analysis skills with attention to detail, including both quantitative evaluation and qualitative interpretation.

  • Effective communication skills with the ability to influence cross-functional teams and present technical concepts to customers.

  • Proficient in English (reading, writing, and effective verbal communication).

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: $95,000 - $115,000 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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