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Senior Engineer Jobs in Springfield, IL (NOW HIRING)

Senior Data Engineer

Springfield, IL · Remote

$105K - $142K/yr

Senior Data Engineer (ETL / Python Developer) Remote (Must reside within the Continental U.S.) No C2C, Third-Party Vendors, Sponsorship, or Employer Representatives. Direct candidates only. We are ...

Showing results 21-40

Senior Engineer information

See Springfield, IL salary details

$59K

$125.4K

$181.9K

How much do senior engineer jobs pay per year?

As of Sep 15, 2026, the average yearly pay for senior engineer in Springfield, IL is $125,431.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,600.00 and $142,200.00 per year, depending on experience, location, and employer.

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 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.

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 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 are the most commonly searched types of Engineer jobs in Springfield, IL?

The most popular types of Engineer jobs in Springfield, IL are:

What job categories do people searching Senior Engineer jobs in Springfield, IL look for?

The top searched job categories for Senior Engineer jobs in Springfield, IL are:

What cities near Springfield, IL are hiring for Senior Engineer jobs?

Cities near Springfield, IL with the most Senior Engineer job openings:

Quality Assurance Senior Engineer- Sangamon (Information Systems Analyst II Option A)

Springfield, IL • On-site

State of Illinois
Public Administration • 11 - 50 employees

$8.0K/mo

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 19 days ago


State Of Illinois rating

8.0

Company rating: 8.0 out of 10

Based on 75 frontline employees who took The Breakroom Quiz


Job description

Job Requisition ID: 58444 Opening Date: 08/28/2026Closing Date: 09/14/2026Agency: Department of Innovation and TechnologyClass Title: INFORMATION SYSTEMS ANALYST II - 21166 Skill Option: Application Services - Information Technology Bilingual Option: Salary: Anticipated Starting Salary $8,060 monthly; Full Range $8,060 - $11,851 monthlyJob Type: SalariedCategory: Full TimeNumber of Vacancies: 1Bargaining Unit Code: RC063 Professional Employees, Educators,Juvenile Justice School Counselors and Special Education Resources Coordinators,and Physicians AFSCMEMerit Comp Code: None
Work Hours: 8:30 AM - 5:00 PM Monday - Friday (Work Hours may Vary)
Anticipated Hybrid Work Schedule Availability:1 to 5 Days per week in office, depending on operational needs
Headquarter Location:Springfield - 300 W Jefferson St
Work County:Sangamon
Agency Contact: Lorna.A.Bock@illinois.gov
This position is a union position; therefore, provisions of the relevant collective bargaining agreement/labor contract apply to the filling of this position.
All applicants who want to be considered for this position MUST apply electronically through the illinois.jobs2web.com website. State of Illinois employees should click the link near the top left to apply through the SuccessFactors employee career portal.
Applications submitted via email or any paper manner (mail, fax, hand delivery) will not be considered.
Proof of educational coursework is required. Acceptable proof of coursework includes unofficial transcripts, copies of official transcripts, account records (including screenshots) of academic coursework, and any similar documents created by an academic institution.
Why Work for Illinois?
Working with the State of Illinois is a testament to the values of compassion, equity, and dedication that define our state. Whether you're helping to improve schools, protect our natural resources, or support families in need, you're part of something bigger-something that touches the lives of every person who calls Illinois home.
No matter what state career you're looking for, we offer jobs that fit your life and your schedule-flexible jobs that provide the gold standard of benefits. Our employees can take advantage of various avenues to advance their careers and realize their dreams. Our top-tier benefits and great retirement packages can help you build a rewarding career and lasting future with the State of Illinois.
Position Overview
Are you looking for a rewarding career with an organization that values their staff? The Department of Innovation & Technology (DoIT) is seeking to hire qualified candidates with the opportunity to work in a dynamic, creative thinking, problem solving environment. This position serves as the Quality Assurance Senior Engineer- Sangamon for the Department of Innovation & Technology (DoIT). You will lead a team of engineers and analysts in developing and enforcing QA policies aligned with ITIL and industry best practices, ensuring high quality software delivery throughout SDLC. You will collaborate closely with development teams, providing mentorship in QA methodologies, data-driven analysis, and modern test frameworks that elevate product quality and operational performance. By leveraging advanced analytics, you will identify root causes, drive continuous improvement, and deliver meaningful insights to leadership. If you possess these knowledges, skills, abilities, and experience, we invite you to apply for this position to join the DoIT Team!
As a State of Illinois employee, you receive a comprehensive benefits package including:
• Competitive Group Insurance benefits including health, life, dental and vision plans.
• Flexible work schedules (when available and dependent upon position).
• 10 -25 days of paid vacation time annually (10 days for first year of state employment).
• 12 days of paid sick time annually which carry over year to year.
• 3 paid personal business days per year.
• 13-14 paid holidays per year dependent on election years.
• 12 weeks of paid parental leave.
• Pension plan through the State Employees Retirement System.
• Deferred Compensation Program - voluntary supplemental retirement plan.
• Optional pre-tax programs -Medical Care Assistance Plan (MCAP) & Dependent Care Assistant Plan (DCAP).
• Tuition Reimbursement Program and Federal Public Service Loan Forgiveness Program eligibility.
For more information regarding State of Illinois Benefits follow this link: https://www2.illinois.gov/cms/benefits/Pages/default.aspx
Essential Functions
  • Under administrative direction, serves as the Quality Assurance Senior Engineer- Sangamon County for the Department of Innovation & Technology (DoIT) performing complex professional and advisory functions in Application Services for the Quality Assurance Unit, including designing, implementing, and enforcing Department standards and polices to maintain alignment with State of Illinois quality assurance requirements and Information Technology Library (ITIL) frameworks, reflecting industry best practices.
  • Provides coordination and conducts quality assurance services for systems supported by the division, including designing, delivering, and executing manual and automated tests test cases, and test suites, that maintain functional accuracy, system stability, and long-term maintainability.
  • Mentors and provides training and guidance of quality assurance standards to various units within the Department on QA best practices, including testing design, defect management, testing tools, quality standards, test documents and analytics.
  • Serves as a designated lead worker.
  • Keeps abreast of new developments in the information technology field by continuing education through online training platforms, meetings, training sessions, seminars, and conferences to increase familiarity with and remain current on products, vendors, techniques, and procedures.
  • Performs other duties as required or assigned which are reasonably within the scope of the duties enumerated above.

Minimum Qualifications
  • Requires knowledge, skill, and mental development equivalent to four (4) years of college with coursework in computer science or directly related fields.
  • Requires three (3) years of professional experience in Application Services, management information systems environment, computer application development, or a related Information Technology field.

Specialized Skills
  • Requires three (3) years professional experience designing, implementing, and maintaining software quality assurance processes, including creating and executing test cases and test suites, overseeing the defect lifecycle, validating software releases, monitoring production release processes, and developing quality assurance documentation such as reports, operational manuals, or user guides.
  • Requires three (3) years professional experience with data processing operations and relational databases and test frameworks and reporting tools, including delivering quality metrics and generating and analyzing data to evaluate performance against established standards.
  • Requires three (3) years of professional experience working with Salesforce, ServiceNow, or other similar Software as a Service (SaaS) platform through activities to include designing and executing test strategies, leveraging automation frameworks, optimizing test coverage, and coordinating quality assurance services for multiple enterprise systems.
  • Requires three (3) years of professional experience applying System Development Life Cycle (SDLC) and Information Technology Infrastructure Library (ITIL) principles, including enforcing department standards and policies, monitoring adherence to quality assurance frameworks, supporting audit activities, and aligning processes with established governance requirements.

Preferred Qualifications
  • Three (3) years professional experience designing, implementing, and maintaining software quality assurance processes, including creating and executing test cases and test suites, overseeing the defect lifecycle, validating software releases, monitoring production release processes, and developing quality assurance documentation such as reports, operational manuals, or user guides.
  • Three (3) years professional experience with data processing operations and relational databases and test frameworks and reporting tools, including delivering quality metrics and generating and analyzing data to evaluate performance against established standards.
  • Three (3) years of professional experience working with Salesforce, ServiceNow, or other similar Software as a Service (SaaS) platform through activities to include designing and executing test strategies, leveraging automation frameworks, optimizing test coverage, and coordinating quality assurance services for multiple enterprise systems.
  • Three (3) years of professional experience applying System Development Life Cycle (SDLC) and Information Technology Infrastructure Library (ITIL) principles, including enforcing department standards and policies, monitoring adherence to quality assurance frameworks, supporting audit activities, and aligning processes with established governance requirements.
  • Three (3) years professional experience serving as lead worker to professional IT staff, including assigning and reviewing work, mentoring and training team members, monitoring staff engagement and adherence to quality assurance standards, and providing performance input to supervisors.
  • Three (3) years of professional experience utilizing test analytics and metrics, including delivering quality metrics to leadership, monitoring quality management systems, applying advanced data analytics to identify trends and root-causes, and recommending quality improvement strategies.
  • Ability to analyze data logically and exercise sound judgement in defining and evaluating problems of an operational or procedural nature.
  • Ability to gain and maintain effective working relationships with associates, vendors, clients, and others.
  • Ability to lead and coordinate cross-functional teams, aligning individual contributions toward shared goals to consistently deliver high-impact results.
  • Developed verbal and written communication skills to present technical information clearly and precisely to diverse audiences, including business users, development teams, agency executives, and others.

Conditions of Employment
Note: All applicants must be able to meet the following Conditions of Employment, with or without reasonable accommodation, to be considered for this position. The State of Illinois complies with federal and state disability laws and will make reasonable accommodations for applicants and employees with disabilities.
  • Requires the ability to verify identity.
  • Requires employment authorization to accept permanent full-time position with the State of Illinois.
  • Requires the ability to pass a position specific, agency required background check and requires self-disclosure of criminal history.
  • Requires the ability to travel in the performance of duties.
  • Requires the ability to work outside of normal hours to meet deadlines and requires the ability to serve in an on-call capacity.
  • Requires the ability to use agency supplied equipment such as laptop, personal computer, work cell phone, etc.
  • Requires the ability to work overtime including scheduled, unscheduled, short notice, evening, weekends, and holidays.
  • Requires the ability to attend seminars, conferences, and training to remain current on methods, tools, ideologies, or other industry related topics relevant to job duties.
  • Requires the ability to lift and carry objects or equipment weighing up to 10 pounds. This is considered sedentary work as defined by the U.S. Department of Labor (20 CFR 404.1567(a)). Sedentary work involves lifting no more than 10 pounds at a time and requires occasional lifting, carrying, walking, and standing.
  • The conditions of employment listed are incorporated and/or related to any duties included in the position description.

This position DOES contain "Specialized Skills" (as that term is used in CBAs).
The Department of Innovation & Technology (DolT) is the state's IT agency delivering an enterprise approach to statewide technology, innovation, and telecommunication services, as well as policy and standards development, lifecycle investment planning, and cybersecurity services. With over 1,500 employees, DolT delivers IT services and innovative solutions to customer agencies to improve services provided to Illinois residents, DolT offers employees the opportunity to advance their careers, develop new skills and reach their potential, both personally and professionally. DoIT is committed to promoting and preserving a workplace culture that embraces diversity and inclusion. We welcome and value employees with different backgrounds, life experiences and talents. It is the collective sum of our individual differences that provides a broad perspective, leading to greater innovation and achievement. In recruiting for our team, we recognize the unique contributions of each applicant regardless of culture, ethnicity, race, national origin, sex, gender identity and expression, age, religion, disability, and sexual orientation.
APPLICATION INSTRUCTIONS
Use the "Apply" button at the top right or bottom right of this posting to begin the application process.
If you are not already signed in, you will be prompted to do so.
State employees should sign in to the career portal for State of Illinois employees - a link is available at the top left of the Illinois.jobs2web.com homepage in the blue ribbon.
Non-State employees should log in on the using the "View Profile" link in the top righ

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State of Illinois logo

About State of Illinois

Sourced by ZipRecruiter

The State of Illinois is not a traditional company, but rather a governmental entity encompassing diverse agencies and departments that serve the constituents of Illinois. Based in Illinois, United States, this governmental body communicates with its citizens through the official website illinois.gov. The website is a one-stop resource for Illinois residents to access information about the state's services, including education, healthcare, transportation, and public safety, among others.

Industry

Public administration

Company size

11 - 50 Employees

Headquarters location

Springfield, IL, US

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