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Overview
Glass annealers operate electric or gas kilns that strengthen glass through controlled heating and cooling, setting temperatures to specifications and inspecting products for flaws.
In job descriptions, look for lehr kilns or annealing ovens, glass products, heat-cooling cycles, temperature settings, process inspection, defect checks, kiln safety and production handover.
Explore this occupation
Open in Job ExplorerWhat the work can involve
Glass annealing is production work around lehr kilns, ovens and temperature curves. The operator loads or monitors glass products, follows the heating-cooling process and checks visible flaws before handover.
Skills and specializations
Useful depth comes from kiln operation, temperature settings, glass defects, careful product handling and process timing. Specialization may focus on flat glass, containers, decorative pieces or continuous lehr lines.
Salary context
Pay expectations are shaped by shift work, kiln size, product fragility, inspection responsibility, safety exposure and whether the role includes process adjustments or routine monitoring only.
Career paths
Experience can lead toward broader glass plant operation, quality inspection, kiln setup, production coordination, maintenance liaison or training operators on annealing defects and temperature routines.
Good to know
Check whether a vacancy names lehr kilns, gas or electric ovens, glass type, temperature programs, defect inspection and protective routines. Those details define the production setting.
Editorial note
This guide is editorial career context, not official labour-market statistics or role-specific pay data.
Map overview
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O*NET relationships
See occupations connected to this ESCO occupation in the official O*NET–ESCO mapping. The relationship type comes from the source and is not a ranking or recommendation.
O*NET relationships: 1
Furnace, Kiln, Oven, Drier, and Kettle Operators and Tenders
51-9051.00
O*NET occupation is broader
The O*NET occupation covers a broader field of work than this ESCO occupation.
Open in O*NETSource and method
These relationships come from the official European Commission O*NET–ESCO crosswalk.
Relationship direction: O*NET occupation to ESCO occupation.
Several O*NET occupations can point to the same ESCO occupation, and one O*NET occupation can point to several ESCO occupations.
AltoTrail preserves the source relationship type. The order is technical and does not show which occupation is best, most relevant or recommended.
AltoTrail validates and presents the source relationships without adding ranking or recommendation semantics.
Alternative labels
Occupation group
Glass and ceramics plant operators (8181)
Source facts
| ESCO URI | http://data.europa.eu/esco/occupation/9980a417-f990-495a-ae11-66a112737f3b |
|---|---|
| ESCO code | 8181.7 |
| ISCO group | 8181 |
| Concept type | Occupation |