Company Details
Technology Stack
Professional Summary
Bob Kellum is Director of Data Architecture at Optum. Optum operates in the hospital & health care industry and has 310000 employees. Based in Nashville, Tennessee, United States. Classified as a director-level Director of Architecture leader. Their organization's technology stack includes Microsoft Office 365, Genesys, Atlassian Cloud, Netlify, Leadfeeder, and 69 other technologies. Optum reports annual revenue of 253000000000.
Industry & Role Insights
- • CTO Rank tracks 1,421 Director of Architecture leaders with verified contact information.
- • There are 11,296 tech leaders in the hospital & health care industry in our database.
- • We have verified contacts for 441 tech leaders at Optum.
- • 3,786 tech leaders in Tennessee are available in our database.
Position in the CTO Rank Database
- • Bob Kellum is 1 of 1,426 leaders with the Director of Architecture role tracked in the CTO Rank database.
- • 78 hold the Director of Architecture role at hospital & health care companies (out of 11,414 total hospital & health care leaders in our database).
- • 38 hold the Director of Architecture role in Tennessee.
- • 4 hold the Director of Architecture role at companies with 310000 employees.
Data sourced from 484,726 tech leadership profiles. Updated May 2026.
Frequently Asked Questions
How do I contact Bob Kellum?
Bob Kellum has a verified email address on file on CTO Rank. They work at Optum. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.
What company does Bob Kellum work for?
Bob Kellum is Director of Data Architecture at Optum, a company in the hospital & health care industry with 310000 employees. The company is headquartered in United States.
What is Bob Kellum's role in technology leadership?
Bob Kellum is classified as a Director of Architecture leader at the director level.
What technologies does Bob Kellum's organization use?
Bob Kellum's organization uses a technology stack that includes Microsoft Office 365, Genesys, Atlassian Cloud, Netlify, Leadfeeder, React Redux. This information is useful for sales teams, recruiters, and technology vendors.
Is Bob Kellum open to recruiting or new opportunities?
CTO Rank does not track open-to-work status. The best approach is to reach out directly to Bob Kellum using the verified contact information available to Pro members. When recruiting a Director of Data Architecture, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.
Can I pitch or sell to Bob Kellum at Optum?
Bob Kellum is Director of Data Architecture at Optum. Director of Architectures like Bob Kellum typically evaluate vendors in Microsoft Office 365, Genesys, Atlassian Cloud, and related categories. Use CTO Rank Pro to get verified email and approach directly.
How accurate is Bob Kellum's profile data?
CTO Rank verifies and refreshes profile data weekly. Bob Kellum's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.
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