After a brief stint in LA taking classes with The Groundlings and ACME Theatre, Amos returned to San Francisco and became a collective member of the Mime Troupe in 1997. He has appeared in 15 productions with the Troupe, and worked as a lyricist and workshop leader. With the Troupe he has performed all over the U.S. including The Kennedy Center, The Theater For The New City, Seven Stages, In The Heart of The Beast and Internationally at The Tempodrom in Berlin, The Open Air Theater Festival in Kwachun City, South Korea, and Festival International de Théâtre Action in Belgium. He created and performed The Dick & Dubya Show: A Republican Outreach Cabaret with fellow Trouper Ed Holmes which had a five month run at the Marsh Theater.

In 1999 while creating the vocal improv troupe Tonal Chaos Amos met members of the acclaimed long-form company True Fiction Magazine, and began workshopping with them. Since then he has appeared on countless stages with them including festivals in San Francisco, Santa Cruz and Leuven, Belgium. In 2006 he also became a company member of BATS Improv in San Francisco after completing their Guest Performer program.

As a teacher he has taught Physical Theater and Improvisation workshops all over the country and in Italy and Germany and was an Artist in Residence at The SF School of The Arts.

As a director, he has helped to train students in the Mime Troupe's Summer Workshop for several years and directed their final prsentations in 2002, 2004 and 2005. He directed Ira Marlowe's One Man Show How To Write A Song and helped to stage and direct The Berkeley Opera's Falstaff.

Other acting credits include roles with The Alternative Theatre Ensemble, SF Shakespeare Festival, Marin Shakespeare Company, The Tenderloin Opera Company and The New Pickle Circus. Amos has been a sketch comedian, clown, puppeteer and improviser with: The Management, The Daredevil Chicken Club, The Gazillionaire Show, Klezmermania, Bread and Puppet and others. He can be seen in the films THE VILLAGE BARBERSHOP, OPAL and AROUND THE FIRE and on the television program NASH BRIDGES. He has played guitar and mandolin with Charity Kahn & The JAMband and The Bastard Brothers.

Currently he can be seen as a clown in Le Rêve, a water/circus spectacle created by Franco Dragone housed at the Wynn Casino in Las Vegas.