Companies Lumentum

Lumentum

San Jose, California, USA

Total Offices: 2

3,219 Total Employees

View Website

Jobs at Similar Companies

Similar Companies Hiring

Scrunch AI

Software • SEO • Marketing Tech • Information Technology • Artificial Intelligence

Salt Lake City, Utah

ClickMint

Marketing Tech • Generative AI • eCommerce • AdTech

Malibu, CA

9 Employees

PRIMA

Travel • Software • Marketing Tech • Hospitality • eCommerce

15 Employees

What It's Like to Work at Lumentum

Updated on February 26, 2026

This page summarizes recurring themes identified from responses generated by popular LLMs to common candidate questions about Lumentum and has not been reviewed or approved by Lumentum.

What's it like to work at Lumentum?

Strengths in cloud/AI-oriented strategy, technically substantive products, and formal inclusion/sustainability programs are accompanied by recurring concerns tied to restructuring, integration churn, and execution intensity. Together, these dynamics suggest an employer with strong mission-adjacent technical leverage in growth markets, but where day-to-day experience and perceived stability can vary materially by team and cycle.

Positive Themes About Lumentum

Vision & Strategy: A clear growth vector in cloud/AI infrastructure is described, including strong cloud-driven growth and a stated focus under the new CEO on cloud/AI, which can translate into funded roadmaps and new programs.
Innovation & Products: Work is framed as highly technical and hardware-real, spanning device physics, packaging, test, yield, and scaling optical components and systems for AI data centers and telecom, which can feel high-leverage for builders who want hands-on impact.
Belonging & Inclusion: Formal scaffolding is outlined around ERGs, inclusive leadership training, and sustainability commitments such as net-zero operations goals, which can support employees who prioritize inclusion and ESG programs.

Considerations About Lumentum

Job Insecurity: Layoffs and restructuring actions are cited, with workforce reductions and filings warning that future reductions are possible as the footprint evolves, which can reduce perceived stability.
Change Fatigue: Business resegmentation, site consolidations, and integration work from acquisitions are described as creating process churn and shifting charters before benefits fully materialize.
Workload & Burnout: Execution pressure is highlighted as typical of hyperscale-facing component suppliers, and work-life balance is characterized as uneven with intensity around ramps and milestones.

NEW

What does AI tell candidates about your employer brand?

Get your free AI reputation report today.

See AI Report

The insights on this page are generated by submitting structured prompts to some of the most popular large language models (“LLMs”) and summarizing recurring themes from the responses. Because the insights are generated using AI, they may contain errors. The insights do not necessarily reflect internal data, employee interviews, or verified company information. They may be influenced by incomplete, outdated, or inaccurate data, and may vary across LLM providers. These insights are intended for informational purposes only and should not be interpreted as a factual or definitive assessment of a company's reputation. Built In makes no representations or warranties regarding the accuracy, completeness, or reliability of this information, and disclaims any liability for any actions taken based on this information. If you are a representative of this company, and would like this page to be removed, you may contact us via this form.