Data Integration Engineer Jobs in Illinois
Data Integration Engineer jobs in Illinois are open across Lisle, Chicago, and Oak Brook and other Illinois metros, with employers like Molex, Ace Hardware, and Gallagher hiring at every experience level. Find a role that fits below and apply directly.
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INTRODUCTION
The Workday Integration Engineer is responsible for designing, developing, and supporting integrations across Sidley's global Workday HCM ecosystem. This role ensures the delivery of reliable, secure, and scalable integrations between Workday and both internal and external systems, either independently or in collaboration with AMS. The position requires strong expertise in Workday integration technologies and close collaboration with stakeholders - functional, technical and AMS.
ROLE AND RESPONSIBILITIES
- Design, build, test, deploy, maintain, and enhance Workday integrations using:
- Workday Studio
- Workday Orchestrate
- Core Connectors
- EIB (Enterprise Interface Builder)
- RaaS (Reports-as-a-Service)
- Workday Web Services (SOAP/REST APIs)
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Document Transformation (XSLT)
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Own end-to-end delivery of integrations, including design, development, testing, deployment, and support.
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Work independently to maintain and monitor existing integrations to ensure they are functioning as expected, proactively identifying and resolving errors, failures, and performance issues.
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Perform complex root cause analysis to resolve failed integrations, working with TPOs, Business Owners, 3rd party vendors IT, and Application Managed Service (AMS).
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Perform integration updates, enhancements, and modifications as business requirements evolve.
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Troubleshoot integration issues, conduct root cause analysis, and implement timely resolutions to minimize business disruption.
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Collaborate with HR, IT, Data Warehouse, Data and AI, and external vendors to gather and translate business requirements into technical integration specifications.
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Responsible for support of payroll-related integrations, including Cloud Connect and other third-party payroll interfaces, ensuring data integrity and compliance.
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Maintain technical documentation including integration design documents, mapping specifications, and support procedures.
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Participate in Workday biannual releases, performing impact analysis, regression testing, and necessary integration updates.
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Ensure all integrations comply with security, confidentiality, and data governance standards consistent with firm policies.
BASIC QUALIFICATIONS
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A minimum of five years of hands-on experience with Workday integrations.
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Advanced knowledge of Workday integration tools such as: Core Connectors, EIB, RaaS, Workday Studio, Workday Orchestrate, CCTPP, and Workday Web Services (SOAP/REST).
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Experience developing integrations with downstream HR, Payroll, Financial, and third-party applications.
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Demonstrated experience maintaining, monitoring, troubleshooting, and updating integrations to ensure data accuracy, reliability, and optimal system performance.
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Experience with XML, XSLT, JSON, and data transformation methodologies.
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Understanding of secure file transfer protocols (SFTP) and data encryption standards.
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Strong problem-solving and analytical abilities.
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Experience working in Agile or structured project delivery environments.
PREFERRED QUALIFICATIONS
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Experience with Workday Cloud Connect for Third-Party Payroll (CCTPP) strongly preferred.
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Workday Integration, Studio and/or Orchestrate certification.
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Experience supporting PeopleSoft to Workday transitions, including data mapping, transformation, and ongoing integration between systems.
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Experience supporting Workday integrations related to modules including Recruiting, Advanced Compensation, Time Tracking, Absence, and Talent.
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Understanding of middleware applications and integration frameworks.
OTHER SKILLS AND ABILITIES
The following will also be required of the successful candidate:
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Strong organizational skills
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Strong attention to detail
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Good judgment
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Strong interpersonal communication skills
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Strong analytical and problem-solving skills
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Able to work harmoniously and effectively with others
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Able to preserve confidentiality and exercise discretion
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Able to work under pressure
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Able to manage multiple projects with competing deadlines and priorities
COMPENSATION
- The target salary range for this role is:
$122,900 - $169,000 if located in Illinois
Salaries vary by location and are based on numerous factors, including, but not limited to, the relevant market, skills, experience, and education of the selected candidate. Our compensation package also includes bonus eligibility and a comprehensive benefits program. Benefits information can be found at Sidley.com/Benefits.
To perform this job successfully, an individual must be able to perform the Duties and Responsibilities above satisfactorily and meet the requirements. The requirements listed above are representative of the minimum knowledge, skill, and/or ability required. Reasonable accommodations will be made to enable individuals with disabilities to perform the essential functions of the job. If you need such an accommodation, please email sidleytalentacquisition@sidley.com (current employees should contact Human Resources).
Sidley Austin LLP is an Equal Opportunity Employer.
See All 6 Data Integration Engineer Jobs in Illinois
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Find JobsData Integration Engineer Jobs by City in Illinois
Where Illinois roles are concentrated, by current openings.
Data Integration Engineer Job Market in Illinois
A snapshot from current Illinois openings, updated as new roles post.
Who's Hiring
- Molex3

- Ace Hardware1

- Gallagher1

- Sidley Austin1

Top Industries Hiring
- Electronics & Hardware3
- Manufacturing3
- Construction & Real Estate1
- Insurance1
- Law & Legal Services1
What Illinois Employers Look For
The qualifications that appear most often in data integration engineer jobs across Illinois.
- Proficiency in SQL and at least one ETL or ELT tool such as Informatica, Talend, or dbt
- Experience designing and maintaining data pipelines on AWS, Azure, or Google Cloud Platform
- Strong programming skills in Python, Java, or Scala for pipeline scripting and automation
- Familiarity with data orchestration tools such as Apache Airflow, Prefect, or Luigi
- Experience integrating REST or SOAP APIs and working with JSON or XML data formats
- Bachelor's degree in computer science, information systems, or a related technical field
Data Integration Engineer Jobs in Illinois: Frequently Asked Questions
How many data integration engineer jobs are there in Illinois?
There are 6+ data integration engineer openings in Illinois on Migrate Mate as of June 2026, with the most roles in Lisle, Chicago, and Oak Brook. New positions post regularly as employers across Illinois hire.
Which Illinois cities have the most data integration engineer jobs?
Lisle, Chicago, and Oak Brook have the most data integration engineer openings in Illinois right now, with additional roles spread across smaller metros statewide.
Which companies hire data integration engineers in Illinois?
Employers hiring data integration engineers in Illinois include Molex, Ace Hardware, and Gallagher, based on current listings on Migrate Mate as of June 2026.
Are there remote data integration engineer jobs in Illinois?
Yes. About 17% of data integration engineer openings tied to Illinois are remote or hybrid as of June 2026. The rest are on-site roles based in Illinois metros.
How do I apply for data integration engineer jobs in Illinois?
You can apply to data integration engineer jobs in Illinois directly on Migrate Mate. Search the listings above, find roles that match your experience and preferred Illinois location, then apply to each one that fits.
See All 6 Data Integration Engineer Jobs in Illinois
Find roles in Illinois that match your experience and apply in just a few clicks.
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