H-1B sponsorship profile: California Independent System Operator Corporation. Across U.S. Department of Labor LCA disclosures, California Independent System Operator Corporation filed 83 Labor Condition Applications covering 83 H-1B worker positions between fiscal year 2023 and fiscal year 2026. The employer’s DOL certification rate sits at 94% (78 certified of 83 filed), a useful proxy for how cleanly their prevailing-wage attestations pass the Labor Department’s preliminary review before USCIS adjudication.

Compensation spread. Offered wages on California Independent System Operator Corporation’s H-1B petitions range from $97,011 at the low end to $241,800 at the high end, with a petition-weighted average of $142,402. That range reflects the mix of occupations the company sponsors, led by Electrical Engineer (30 petitions at $150,932 avg), followed by Regional Transmission Engineer and operations engineer. H-1B salaries reported on LCAs must meet or exceed the DOL prevailing wage for the role and worksite, so the spread also tracks wage-level geography and seniority.

Geographic footprint. California Independent System Operator Corporation is headquartered in Folsom, CA under NAICS code 221122, and places H-1B workers across 8 states, most heavily in CA, TX, SC. Combined, these signals give a granular view of how one employer uses the H-1B program, volume, approval cleanliness, wage posture, and where the jobs actually sit on the map.

Where California Independent System Operator Corporation ranks. By H-1B petition volume, California Independent System Operator Corporation is #2,783 of 119,880 employers nationally and #430 of 22,893 employers headquartered in CA. Both ranks are computed live from the same underlying petition counts, not a separate estimate.