If you have a degree in Dairy Technology and you are looking for a permanent government job in Bihar, this is the biggest news for you. The Bihar Technical Service Commission (BTSC) has released the official notification (Advt No. 01/2026) for the recruitment of Dairy Field Officer and Dairy Technical Officer.
There are a total of 68 vacancies for this post under the Animal and Fisheries Resources Department, Government of Bihar. The online form filling has already started.
In this complete post, we will share every single detail in very simple language. You will find all the information about the important dates, age limit, required college degrees, detailed syllabus, exam pattern, and the step-by-step method to apply online.
1. Quick Job Details (Overview)
Here is a quick summary table of the BTSC Dairy Officer Bharti 2026. This will give you all the basic details in one glance:
| Information | Details |
| Name of the Board | Bihar Technical Service Commission (BTSC) |
| Department | Animal & Fisheries Resources Department, Bihar |
| Name of the Post | Dairy Field Officer / Dairy Technical Officer |
| Advertisement Number | 01/2026 |
| Total Vacancies | 68 Posts |
| Job Location | Bihar |
| Form Fill Mode | Online |
| Official Website | btsc.bihar.gov.in |
2. Important Dates to Remember
You must fill out the form before the last date. If you miss the last date, your form will not be accepted. Please save these dates:
- Notification Release Date: 12 February 2026
- Online Form Start Date: 13 February 2026
- Last Date to Apply Online: 13 March 2026
- Last Date to Pay Application Fee: 13 March 2026
- Exam Date: Will be announced soon
- Admit Card Date: 7 to 10 days before the exam
3. Total Vacancy Details (Category-Wise)
BTSC has announced a total of 68 posts. Out of these, 35% of the seats are reserved for the women of Bihar. Here is the seat division for different categories:
| Category | Total Vacancies |
| General (Unreserved) | 30 |
| Economically Weaker Section (EWS) | 07 |
| Backward Class (BC) | 11 |
| Extremely Backward Class (EBC) | 10 |
| Scheduled Caste (SC) | 08 |
| Scheduled Tribe (ST) | 00 |
| Backward Class Women (BC-W) | 02 |
| Grand Total | 68 Posts |
4. Salary and Pay Scale
This is a very good government job with a high salary and great respect in society.
- Pay Level: Level-6 (7th Pay Commission)
- Pay Scale: Rs. 9,300 to Rs. 34,800
- Grade Pay: Rs. 4,200
- Along with the salary, you will also get Dearness Allowance (DA), House Rent Allowance (HRA), and medical benefits as per the Bihar Government rules.
5. Eligibility Criteria (Who Can Apply?)
Before you start filling out the form, please check if your education and age match the government rules.
A. Educational Qualification
You must have one of the following degrees from a recognized college or university in India:
- B.Tech Degree in Dairy Technology.
- B.Sc Degree in Dairy Technology.
- Indian Dairy Diploma (IDD) in Dairy Technology or Dairy Husbandry. (Note: If you only have a diploma, you also need to show 2 years of working experience in the dairy or agriculture field).
B. Age Limit (As of 1 August 2026)
- Minimum Age: 21 Years
- Maximum Age for General (Male): 37 Years
- Maximum Age for General (Female), BC, and EBC: 40 Years
- Maximum Age for SC and ST: 42 Years
(Age relaxation is given as per the Bihar Government rules).
6. Application Form Fee
To complete your form, you have to pay a small exam fee. You can pay this fee online using your Debit Card, Credit Card, Net Banking, or UPI.
- For All Candidates (General, OBC, SC, ST, EWS, Female): Rs. 100/-
Yes, the application fee is only Rs. 100 for everyone.
7. Selection Process (How You Will Get Selected)
The BTSC will select candidates based on a total of 100 marks. The selection is divided into two simple parts:
- Computer Based Test (CBT): This written exam will carry 75 Marks.
- Work Experience: If you have worked on a contract basis in Bihar Government dairy departments before, you will get extra marks. You will get 5 marks for every 1 year of experience. Maximum you can get is 25 Marks.
- Document Verification: Checking your original college mark sheets and caste certificates.
8. Exam Pattern (How the Test Will Be)
It is very important to understand the exam pattern before you start studying.
- Type of Exam: Online Computer Based Test (CBT).
- Total Questions: 100 Multiple Choice Questions (MCQs).
- Language of Exam: English and Hindi.
- Time Given: 2 Hours (120 Minutes).
- Total Marks: The CBT is out of 100 questions, but its final weightage is calculated out of 75 marks.
- Negative Marking: Be very careful! 0.25 marks will be cut for every wrong answer. If you do not know the answer, leave it blank.
9. Full Detailed Syllabus (What to Study)
Since this is a technical job, you do not have to study a lot of History or Geography. The questions will come directly from what you studied in your Dairy Technology college degree.
A. Dairy Technology
- Basic processing of milk (heating, cooling, and packing).
- How to make traditional Indian dairy products (Ghee, Paneer, Dahi, Butter).
- Ice cream and frozen milk products.
- Cheese making (Cheddar, Mozzarella) and cheese defects.
- Milk powder making (spray drying).
- Packaging systems for milk and milk products.
- Dairy plant waste management (how to clean the factory).
B. Dairy Chemistry
- What is inside the milk (fat, protein, vitamins).
- Casein and whey proteins.
- Testing the quality of milk (checking for water or chemicals mixed in milk).
- FSSAI rules and legal standards for selling milk in the market.
C. General Knowledge (Basic)
- Current affairs of the last 6 months.
- Basic knowledge about agriculture and dairy farming schemes in Bihar.
10. How to Apply Online (Simple Step-by-Step Guide)
You can easily fill out the online form from your mobile phone, laptop, or a nearby cyber cafe. Follow these steps:
- Open Google and search for the official website:
btsc.bihar.gov.in. - On the home page, click on the button that says “Apply Online”.
- Look for the link “Advt No. 01/2026 – Dairy Field Officer / Dairy Technical Officer” and click on it.
- Click on “New Registration”. Type your full name, father’s name, mobile number, and email ID.
- You will get a Registration ID and Password on your mobile. Use it to log in.
- Fill in your college degree marks, permanent home address, and caste details.
- Upload a clear, recent passport-size photo and your signature.
- Pay the Rs. 100/- application fee online.
- Click the “Submit” button.
- Download the final form PDF and print it out. Keep it safe in your file.
Now that you have the full syllabus and exam pattern, you can start reading your college books right away. Since there is negative marking, practice a lot of objective questions daily.