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Senior Engineer Jobs in Decatur, IL (NOW HIRING)

Engineer 1 > Engineer 2 > Engineer 3 > Sr. Engineer > Principal Engineer > Engineer Fellow Key responsibilities: Process Technology Engineer * Provide process engineering support for manufacturing ...

Senior Process Engineer - Decatur, ILPosition Summary: The Senior Process Engineer is responsible for implementing process and technology improvement opportunities within their process area; applying ...

Senior Wireless Engineer

Decatur, IL · On-site

$176K - $187K/yr

Job Title: Senior Wireless & Industrial Connectivity Architect Role Overview We are seeking a ... This is a high-impact architecture role for an engineer who excels at managing the physics of RF in ...

What You'll Do Work with senior engineers to review and update single-line diagrams and SKM electrical modelsAssist in conducting electrical studies to include load flow, fault current analysis ...

Bachelor's or Master's degree in Electrical Engineering Thanks & Regards, Ajay Bhanu Senior Recruiter Intellectt Inc Bhanu@intellectt.com Direct: 732 784 4384 Desk number: 732 412 6999- Ext: 159

Network Engineer

Decatur, IL · On-site

$176K - $187K/yr

Job Title: Senior Network Infrastructure Architect (SDN & SASE Strategy) Role Overview We are ... This is a high-impact role for an engineer who thrives at the intersection of network strategy and ...

Senior Reactor Operator

Argenta, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Degree from a 4-year program or equivalent in engineering, engineering technology, or physical ...

Senior Reactor Operator

Dawson, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Degree from a 4-year program or equivalent in engineering, engineering technology, or physical ...

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Senior Engineer information

See Decatur, IL salary details

$57.7K

$122.8K

$178K

How much do senior engineer jobs pay per year?

As of Jul 17, 2026, the average yearly pay for senior engineer in Decatur, IL is $122,756.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,400.00 and $139,200.00 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 does a senior engineer do?

A senior engineer designs, develops, and tests complex systems or products within their technical field, often leading projects and mentoring junior staff. They utilize advanced technical skills, problem-solving abilities, and may hold certifications relevant to their industry. Their role involves ensuring quality, efficiency, and adherence to project deadlines in a collaborative environment.

What engineers make $200,000 a year?

Senior engineers in fields such as software, petroleum, aerospace, and electrical engineering can earn $200,000 or more annually, especially with extensive experience, advanced skills, and in high-demand industries. Compensation often includes bonuses, stock options, or other incentives, and may require specialized certifications or advanced degrees.

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 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 engineers make $500,000?

Senior engineers in fields such as software, electrical, and aerospace engineering can earn $500,000 or more annually, especially with extensive experience, specialized skills, and leadership roles. High compensation often includes bonuses, stock options, or profit sharing, particularly in technology companies or industries with high demand for technical expertise.

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.

Can you make $250,000 as an engineer?

Senior engineers in high-demand industries such as software, aerospace, or petroleum can earn $250,000 or more annually, especially with extensive experience, advanced skills, and leadership roles. Compensation varies based on location, company size, and specialization, with some engineers earning bonuses and stock options that contribute to total earnings.
What are the most commonly searched types of Engineer jobs in Decatur, IL? The most popular types of Engineer jobs in Decatur, IL are:
What cities near Decatur, IL are hiring for Senior Engineer jobs? Cities near Decatur, IL with the most Senior Engineer job openings:
Process Technology Engineer

Process Technology Engineer

Primient

Decatur, IL

$82K/mo

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 8 days ago


Job description

About Primient
Primient is a century old company with an entrepreneurial spirit. We are a leading producer of food and industrial ingredients made from plant-based, renewable sources. We deliver value through deep technical, commercial, and operational excellence that is backed by our long-standing corn wet milling heritage. Wherever we are in the process, from field to customer, our priorities are focused on ensuring we produce the safest, highest quality products through practices that uphold both our responsibility and commitments to the challenge and drive for excellence, our people and our planet. We are a privately held company with locations across the US, Mexico, Poland, and Brazil. We’re investing in our plants and people to unlock our potential in the industrial and food sectors. Guided by our values of Safety, Excellence, Integrity, and Growth, we’re focused on growing our business, our reputation, and the career of every teammate.
About the Role

As a member of the Global Operation Support Team, the Process Improvement Engineer will be responsible for providing technical support across the Global Operations division and leading a portfolio of projects to support the Company and Department goals, focusing on cost reduction and operational improvement. The position will act as a change agent for process improvement implementations and improvement of capabilities of people and systems. This position will act an extension of Primient continuous improvement (CI) program and will foster a culture of continuous improvement and sustainment while facilitating projects across the organization.

The candidate will be a self-starter, a team player, and capable of productively interacting with a diverse group, ranging from technicians to plant managers to project partners. The candidate must have strong communication and interpersonal skills and be comfortable working in a fast-paced environment with a large number of processes. The candidate will lead projects and provide expertise to support and develop high quality, cost effective solutions. The incumbent will be an advocate for embedding CI tools within Primient.

You’ll also join our structured development program: the Engineering Ladder. As

your skills grow, you will progress into more responsible, impactful roles.

Engineer 1 > Engineer 2 > Engineer 3 > Sr. Engineer > Principal Engineer > Engineer Fellow

Key responsibilities: Process Technology Engineer

  • Provide process engineering support for manufacturing operations

  • Lead process improvements projects, including:

  • Setup, design, and execution of experiments at bench and pilot scale

  • Evaluation and interpretation of experimental results

  • Provide economic analysis/assessment of current and future candidate process concepts and technologies

  • Communicate frequently with key stakeholders to meet project goals and deadlines

  • Train technicians and other members of project teams on equipment use, data collection, and data analysis

  • Collaborate with internal partners to ensure effective technical transfer from the pilot plant to production environments, including documentation of new/updated key process indicators (KPIs)

  • Analyze opportunities as well as guide and plan actions around process improvement ideas

  • Foster collaborative and organizational learning

  • Monthly project reviews, management and growth of project pipeline, including the ability to move projects through the development stages and ultimately to completion.

  • Willingness to travel as required (generally <20%), primarily supporting our North America based operations

About You

We’re looking for engineers who are keen to learn fast in an environment of excellence.  You will need:

  • B.S. in Chemical Engineering or related engineering field.

  • 2-5 years of industrial experience, preferably within the food or other GMP environment.

  • Practical hands-on expertise with equipment

  • Experience in process development, experimental design, statistical analysis, process optimization, and scale-up

  • Stem-to-stern project experience (i.e., process development, process scale-up, P&ID development, punch lists, commissioning, start-up, operations, etc.)

  • Working knowledge of various manufacturing processes and unit operations including centrifugation, evaporation, filtration, ion exchange, chromatography/SSMB and enzyme reactors


Total Rewards
The annual pay range estimated for this position is $82,053.60 - $102,567.00 and is bonus eligible.
Please note that while this range reflects the full spectrum of compensation available for this role, individual compensation will be determined based on several factors including your experience, skills, and alignment with the role's responsibilities. During the interview process there will be an opportunity to discuss how your background fits into the pay range.​ ​ We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on, which includes:
• Competitive Pay​
• Multiple Healthcare plan choices​
• Dental and vision insurance​
• A 401(k) plan with company and matching contributions ​
• Short- and Long-Term Disability​
• Life, AD&D, and Voluntary Insurance plans​
• Paid holidays & vacation​
• Floating days off​
• Parental leave for new parents​
• Employee resource groups​
• Learning & development programs​
• Fun culture where you have an opportunity in shaping our future
Career Path & Culture
Primient is committed to a workplace that is all in – ensuring everyone has the opportunity to develop and shape a career that matters in an open culture which embraces equity, diversity and belonging. We challenge old ways of thinking; and encourage employee voices to be a guiding force for ongoing learning.
Primient supports a culture of inclusion that respects individual strengths, views, and experiences. We believe our differences make better decisions, drive excellence, and deliver better business results. Primient employees experience autonomy and accountability in their role. Here, employees control their destiny as there is opportunity for career growth and pathways outside the norm.
Diversity, Equity, Inclusion & Belonging
We are believers in the power of difference. We strive to represent the communities in which we operate and to provide an inclusive, welcoming environment for all. We want Primient to be a place where every employee feels they belong and knows they are seen, heard, valued and safe to speak up. Our aspiration is to unlock the full potential in diverse perspectives, while offering everyone an equal chance to grow,
Primient is an equal opportunity employer, committed to the strength of an inclusive workforce.
California Consumer Privacy Act ("CCPA")
The Company is committed to complying with the California Consumer Privacy Act (“CCPA”) and all data privacy and laws in the jurisdictions in which it recruits and hires employees. We collect the following categories of personal information for the purpose of hiring the best qualified applicants and to comply with applicable employment laws: Name and contact information; Job preference and work availability; Social Security Number and/or other identification information; Education and qualifications; Employment history and experience; Military service; Reference and background check information, including relevant criminal history and credit history; Social media information; Pre-employment test results; Post-offer medical examination information and results, including drug test results; Voluntary self-disclosure information regarding minority, veteran, and disability status; and Information provided by you during the hiring process.