Company Details
Technology Stack
Professional Summary
Jillian Ryan is Director of Engineering, Joliet Site at ecolab.com. ecolab.com operates in the chemicals industry and has 48000 employees. Based in Naperville, Illinois, United States. Classified as a director-level Director of Engineering leader. Their organization's technology stack includes Akamai, Microsoft Office 365, Backbone JS Library, ServiceNow, Amazon SES, and 17 other technologies. ecolab.com reports annual revenue of 15684500000.
Industry & Role Insights
- • CTO Rank tracks 71,675 Director of Engineering leaders with verified contact information.
- • There are 2,533 tech leaders in the chemicals industry in our database.
- • We have verified contacts for 75 tech leaders at ecolab.com.
- • 9,018 tech leaders in Illinois are available in our database.
Position in the CTO Rank Database
- • Jillian Ryan is 1 of 71,959 leaders with the Director of Engineering role tracked in the CTO Rank database.
- • 362 hold the Director of Engineering role at chemicals companies (out of 2,563 total chemicals leaders in our database).
- • 1,805 hold the Director of Engineering role in Illinois.
- • 182 hold the Director of Engineering role at companies with 48000 employees.
- • Typical Director of Engineering compensation in Illinois: $180,000 – $340,000 (median $240,000). Composite from levels.fyi, Glassdoor, and Payscale data; adjusted for state cost of labor.
Data compiled from LinkedIn public profiles, company filings, and verified public technology signals. Methodology & sources · Updated May 2026.
Frequently Asked Questions
How do I contact Jillian Ryan?
Jillian Ryan has a verified email address on file on CTO Rank. They work at ecolab.com. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.
What company does Jillian Ryan work for?
Jillian Ryan is Director of Engineering, Joliet Site at ecolab.com, a company in the chemicals industry with 48000 employees. The company is headquartered in Saint Paul, Minnesota, United States.
What is Jillian Ryan's role in technology leadership?
Jillian Ryan is classified as a Director of Engineering leader at the director level.
What technologies does Jillian Ryan's organization use?
Jillian Ryan's organization uses a technology stack that includes Akamai, Microsoft Office 365, Backbone JS Library, ServiceNow, Amazon SES, VueJS. This information is useful for sales teams, recruiters, and technology vendors.
Is Jillian Ryan open to recruiting or new opportunities?
CTO Rank does not track open-to-work status. The best approach is to reach out directly to Jillian Ryan using the verified contact information available to Pro members. When recruiting a Director of Engineering, Joliet Site, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.
Can I pitch or sell to Jillian Ryan at ecolab.com?
Jillian Ryan is Director of Engineering, Joliet Site at ecolab.com. Director of Engineerings like Jillian Ryan typically evaluate vendors in Akamai, Microsoft Office 365, Backbone JS Library, and related categories. Use CTO Rank Pro to get verified email and approach directly.
How accurate is Jillian Ryan's profile data?
CTO Rank verifies and refreshes profile data weekly. Jillian Ryan's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.
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