H-1B sponsorship profile: Spirent Communications, Inc. Across U.S. Department of Labor LCA disclosures, Spirent Communications, Inc filed 144 Labor Condition Applications covering 144 H-1B worker positions between fiscal year 2023 and fiscal year 2026. The employer’s DOL certification rate sits at 97.2% (140 certified of 144 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 Spirent Communications, Inc’s H-1B petitions range from $48,755 at the low end to $211,709 at the high end, with a petition-weighted average of $114,792. That range reflects the mix of occupations the company sponsors, led by Senior Systems Engineer I (13 petitions at $133,391 avg), followed by Field Service Engineer and Senior Technology Consultant. 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. Spirent Communications, Inc is headquartered in Plano, TX under NAICS code 541512, and places H-1B workers across 10 states, most heavily in CA, TX, WA. 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.