Heirloom Carbon Technologies, Inc.

12 certified · Median $134,108 a year · Brisbane, CA

Counts are Labor Condition Applications (LCAs) employers filed with the US Department of Labor. Certified means DOL accepted the LCA, the step before a visa petition: it is not a visa or a hire. Wages are what the employer wrote on it. Data sources

By year

Fiscal yearCertifiedCertified, then withdrawnWithdrawnDenied
FY2026October 1, 2025 to June 30, 20263200
FY2025October 1, 2024 to September 30, 20259110

Every decision, by when it was made. From the US Department of Labor’s LCA disclosure files for FY2025 and FY2026, all listed in Data sources.

Wages

25th percentile
$127,800
Median
$134,108
75th percentile
$140,405

A year, from 12 certified full-time filings, the lower end of the wage offered.

Job titles

  • Senior Process Development EngineerChemical Engineers · median $132,6522
  • Mechanical Design EngineerMechanical Engineers · median $126,5681
  • Mechanical Design Engineer, SustainingIndustrial Engineers · median $123,2611
  • Process Development EngineerChemical Engineers · median $105,9551
  • Senior Controls EngineerMechanical Engineers · median $128,6901
  • Senior Controls Project EngineerElectrical Engineers · median $134,0561
  • Senior Electrical EngineerElectrical Engineers · median $134,1601
  • Senior Mechanical Engineer Manager, Scaled SystemsMechanical Engineers · median $166,8781
  • Senior PLM Solutions EngineerComputer Systems Engineers/Architects · median $139,5891
  • Sr. Modeling and Simulation EngineerMechanical Engineers · median $142,8541

Certified filings by job title, with the occupation (SOC) and the median wage.

Places

  • Brisbane, CA9
  • Tracy, CA2
  • Smyrna, TN1

Certified filings by the first worksite.

Filings 16