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moving to a different location to start a new job; (proceeding to) new appointment
昇進に伴い来月からアメリカの支社に赴任する予定だ。
With the promotion, I plan to move to the U.S. branch next month.
言葉も文化も異なる赴任先での新生活が正直心配だ。
Honestly, I'm worried about the new life in a place with different language and culture.
単身赴任のため平日は家族と離れて一人で暮らしている。
Due to a solo assignment, I live alone away from my family on weekdays.