Dear {studentfirstname},
I am pleased to extend the offer of employment to you on behalf of (company_name). You have been selected as the best candidate to fill the position of (job_title). Congratulations! 
We believe that your skills and experience would be a great addition to our (company_department) team. Please take time to review our offer. It includes important details about your compensation, benefits, and the terms and conditions of your employment with (company_name). 
Position:
(company_name) is offering you a (full_time/part_time) position as (job_title). In this position you will report to (supervisor/manager_name&title). 
Working hours:
This is a (full_time/part_time) position which requires approximately (hours_a_week_required). Your regular weekly schedule will be from (beginning_day) to (end_day). Your expected hours of work are from (start_time) to (end_time). 
Compensation and Salary:
For (job_title) position, (company_name) is offering a salary of (dollar_amount) per (hour/year). You will be paid on a (weekly/biweekly/hourly/monthly) basis.
Bonus:
As part of your compensation (company_name) is also offering (short_description_of_bonus_system). 
Benefits:
As an employee of (company_name) you will be eligible for (copmany_benefits_health/life/dental_insurance_profit_sharing_etc.).
Commencement date:
As previously discussed, your employment will commence on (preffered_date). 
Location:
You will be based at (company_address) but may be required to work at other locations determined by the company. 
Please indicate your agreement with these terms and accept this offer by signing this agreement and returning it to me before (appropriate_date).
We look forward to welcoming you to the (company_name) team! If you have any questions or need additional information, please don’t hesitate to contact me by email (your_email) or phone (your_phone_number).
Sincerely,
(your_name)
(your_job_title)
(company_name)