работа по специальности

[Netta]

Подскажите, пожалуйста, как сказать "последние годы работы по специальности", если человек сначала работал, допустим, строителем, а потом ушел в политику.

Последние годы работы по специальности руководил крупнейшим в области трестом...

Спасибо!

[bucu]

He worked in the specialty last years guiding the biggest trust in the region

[unwittyL]

He headed the biggest construction company in the region before quitting/giving up the profession he had been trained in and becoming a politician/switching to politics

[%&$]

consider:
He had been moving up his professional career, leading the largest group of enterprises in the Oblast/Region before he went/switched to politics

[cyrill]

обратный вариант.

Prior to entering politics he remained in/stayed with/worked in/ his (professional - если очень надо) field, running/managing the largest enterprise/concern/company/family of companies in the region/area.