Staff Directory Listing
Questions regarding our company?
Office Locations – General contact information (branch location,
telephone and fax numbers, and map/directions).
Staff Directory Listing – Employee contact information
(telephone and fax numbers, email address, section, and office location), including
general biographical information and resume links.
– Sierra company photo taken November 2006.
Career Opportunities – Sierra welcomes resumes from highly qualified and
motivated individuals seeking a position related to stationary and
mobile source air pollution, vehicle emissions testing, stationary
source permitting, and/or air quality analysis. Online employment
inquiry form for contact information and resume submittal.
Sierra has provided services to a variety of clients from the
private and public sectors.
General Inquiry Form – General inquiry form for all other areas
not covered in any specific section. For all employment inquiries,
please see the Career Opportunities section above for specific