https://padlet.com/mariosierra/About The recipient of a bachelor's degree in applied mechanics engineering sciences from the University of California, San Diego, Mario X. Sierra started his career as an engineer at General Acoustics and soon after worked in a similar capacity at Fordham General Engineering Contractor. Mario Sierra joined the City of San Diego's Building Inspection Department as a plan review specialist in 1989 and served in varying capacities with the municipal government until 2019. Among the other roles he had during this time, Mario Sierra served as resident engineer in the City's Engineering & Development Department; deputy director of its Real Estate Assets Department; director of its Transportation Department; and assistant director of its Environmental Services Department. He most recently served five years as director of the latter department, through which he implemented the Zero Waste Plan and negotiated complex agreements such as Franchise Hauling Agreements, Consent Decree, and Department of Defense land lease engineering consultant services. Mr. Sierra managed and maintained around 1,600 facilities during his tenure as the Deputy Director of Facilities Maintenance Division at the City of San Diego and was named the City of San Diego's Project Manager of the Year in 1995. Now residing in Bonita, CA, Mr. Sierra recently stepped down as the chairman of the board for the Chicano Federation of San Diego County. Mr Sierra served on the board for approximately 5 years, of which nearly 4 years he served as the chair of the board of directors. He spends his free time exercising, gardening, and completing home improvement projects. en-us 2020-06-10 04:00:55 UTC 2021-07-09 02:42:03 UTC hello@padlet.com mariosierra https://padlet.com/mariosierra/About/wish/1621128245
Bonita, California resident Mario X. Sierra worked for the city of San Diego for over thirty years and in eight departments. During his career, he served as director of four different departments — more than any previous city director. For the last four years, Mario X. Sierra has continued his CA community involvement by serving as the chairman of the board for the Chicano Federation of San Diego County.

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Employed by the City of San Diego, California, for more than 30 years, Mario X. Sierra of Bonita, CA, most recently served as the director of the Environmental Services Department, where he managed the operation of a municipal landfill and a hazardous household material disposal program. Mario X. Sierra holds a bachelor of science in applied mechanics and engineering sciences from the University of California, San Diego, where he co-founded a student chapter of the Society of Hispanic Professional Engineers (SHPE).]]> 2021-07-01 02:41:29 UTC https://padlet.com/mariosierra/About/wish/1632696313 mariosierra https://padlet.com/mariosierra/About/wish/1642746723 A former official of the City of San Diego, California, Mario X. Sierra has worked in eight departments of the city, four of which he served as director. Mario X. Sierra is now based in Bonita, CA, where he is an active member of the community and a contributor to local nonprofit organizations. Since 2003, he has been a member of MANA de San Diego.]]> 2021-07-09 02:41:45 UTC https://padlet.com/mariosierra/About/wish/1642746723