Frequently Asked Questions Who is Sam Doan? Sam Doan is a Mechanical Engineer at Juniper Networks located in san francisco, california, united states. What does Sam Doan do for work? Sam Doan works as a Mechanical Engineer at Juniper Networks. Where is Sam Doan located? Sam Doan is located in san francisco, california, united states. Where did Sam Doan go to school? Sam Doan attended University of Massachusetts Lowell. Who has Sam Doan worked with? Sam Doan has worked with colleagues at various companies. You can see some of their coworkers listed above who have worked at the same organizations. How can I contact Sam Doan? You can send Sam Doan a message using the contact form on this page, or click "Show Contact Info" to view additional contact details.