You could say "Welcome back".
Bank employees are entitled to vacation leave that is part of the job. There is not a certain amount of vacation that they have to be given.
A common word for "welcome" as in "Welcome to ~" is 'youkoso.' In shops and other locations, you would likely be welcomed by employees with 'irasshai(mase)'
give them paid vacation
In the USA, normally employees in the private sector do not receive unused vacation pay when they resign or are fired. In the public sector, however, it is commonplace for public employees to receive pay for unused vacation pay. If a union is involved, then this issue will be found in the Union's agreement with the employees company or department. In many US States, even a resigning city school superintendent will receive pay for unused vacation days and even unused sick days.
One great way to make new employees, potential clients and other guests to your office feel comfortable is to purchase a welcome banner for the front door of your office. Your welcome banner does not have to be fancy; simply making the gesture will make most feel very appreciated and welcome at your office.
환영 홈
You could say "welcome back" or "glad to see you home."
welcome back
welcome terug
Most government employees don't need anybody's permission to go abroad on vacations.
For the term of their employment.
If your question is "When I miss hours of work, can the employer refuse to call them paid vacation as I requested", the answer is "Goodness yes, the employer alone determines the vacation usage policy.