Congratulation. As a junior, I always took you as an inspiration. I believe you will take the company to a new dimension. You deserve this honor.
I would like to take a moment to appreciate how incredible you are. You are a great mentor, and we have learned a lot of things from you. I wish you all the best for your new role in the company.
Dear senior, we all know how hard you worked for the promotion. Nothing can stop you from making your dreams come true. We are so happy about your promotion. Congratulations!
Please accept my heartfelt congratulation on your new post in the company. Wishing all the best for your new post. I genuinely admire your devotion to your work—best wishes to you.
Congratulation on your one step closer to your dream. Your high ambition and hard work helped you to reach the top of your goal. Congratulations! We are proud of you.
Congratulations on your new position. If anyone deserved the post, that is you. This is a reward for all your hard works over the years. May you fulfill all your dreams like this.