indefinite-term employment; permanent position
Refers to employment without a fixed end date, often contrasted with fixed-term contracts (有期雇用). Common in legal and HR contexts.
At this company, regular employees are on indefinite-term employment.
More part-time workers are requesting conversion to permanent positions.
有期雇用 is fixed-term employment, while 無期雇用 has no predetermined end date.
正社員 is a regular employee, typically under 無期雇用, but the terms are not synonymous; 無期雇用 is the contractual status.
Compound of 無期 (indefinite period) + 雇用 (employment).