本人己与最后任职公司解除劳动合同，并己办清所有离职手续。

I declare that I have already terminated employment contract with my previous employer and completed all the formalities necessary for the termination of the contract and for leaving the job.

youdao

她刚庆祝了自己在公司任职25周年。

She has just celebrated 25 years' service with the company.

《牛津词典》

但是到2009年末，西门斯女士却因任职于高盛公司薪酬委员会而广受批评：她怎么可能对那些巨额奖金支出视若无睹、放任它们通过呢？

But by the end of 2009, Ms. Simmons was under fire for having sat on Goldman's compensation committee; how could she have let those enormous bonus payouts pass unremarked?

youdao