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Frank Flens

Director of Engineering at II-VI Incorporated

Director of Engineering Director
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Pro only
Pro only
Sunnyvale, California, United States

Company Details

Industry: semiconductors
Employees: 27000
Company LinkedIn: Pro only

Professional Summary

Frank Flens is Director of Engineering at II-VI Incorporated. II-VI Incorporated operates in the semiconductors industry and has 27000 employees. Based in Sunnyvale, California, United States. Classified as a director-level Director of Engineering leader. Their organization's technology stack includes AT&T DNS, Outlook, Microsoft Office 365, Google Tag Manager, Mobile Friendly, and 7 other technologies.

Director level · Director of Engineering
Verified Apr 26, 2026

Position in the CTO Rank Database

  • Typical Director of Engineering compensation in California: $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 June 2026.

Frequently Asked Questions

How do I contact Frank Flens?

Frank Flens has a verified email address on file on CTO Rank. They work at II-VI Incorporated. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.

What company does Frank Flens work for?

Frank Flens is Director of Engineering at II-VI Incorporated, a company in the semiconductors industry with 27000 employees.

What is Frank Flens's role in technology leadership?

Frank Flens is classified as a Director of Engineering leader at the director level.

What technologies does Frank Flens's organization use?

Frank Flens's organization uses a technology stack that includes AT&T DNS, Outlook, Microsoft Office 365, Google Tag Manager, Mobile Friendly, Nginx. This information is useful for sales teams, recruiters, and technology vendors.

Is Frank Flens open to recruiting or new opportunities?

CTO Rank does not track open-to-work status. The best approach is to reach out directly to Frank Flens using the verified contact information available to Pro members. When recruiting a Director of Engineering, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.

Can I pitch or sell to Frank Flens at II-VI Incorporated?

Frank Flens is Director of Engineering at II-VI Incorporated. Director of Engineerings like Frank Flens typically evaluate vendors in AT&T DNS, Outlook, Microsoft Office 365, and related categories. Use CTO Rank Pro to get verified email and approach directly.

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CTO Rank verifies and refreshes profile data weekly. Frank Flens's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.