Who can apply?
Minimum qualification
BSc Chemistry or BPharm plus one year of drug testing and analysis experience
Eligibility conditions
Indian citizens with BSc Chemistry or BPharm from a recognised university AND at least one year of experience in examination and analysis of drugs. The one-year experience is mandatory for both degree routes. Separate optional same-post contractual service may qualify for weightage and age relief.
Age and cutoff
Minimum 21 on 1 August 2026; ordinary maximum UR men 37, UR women/BC/EBC 40, SC/ST 42. Only expressly notified concessions apply. · Cutoff: 2026-08-01
Experience / licences
At least one year of drug testing and analysis is mandatory for both BSc Chemistry and BPharm candidates. In addition, qualifying same-post contractual Scientific Assistant/equivalent service in Bihar non-private laboratories, including the specified government/local/military/public institutions, can receive 5 marks per year, proportionate for part-years, up to 25. Weightage cutoff: 25 September 2026. Use prescribed Appendix-I certified by the controlling officer; unclaimed service is not credited.
Category, domicile and PwBD
Reservation benefits require Bihar permanent residence and the appropriate caste/NCL/EWS or other prescribed certificates. Bihar-resident women, notified PwBD and eligible descendants of freedom fighters use horizontal allocations already inside the vacancy total. Do not add horizontal seats to total vacancies. Vertical totals: UR 3, EWS 0, SC 1, ST 0, EBC 1, BC 1, BC women 0 = 6. The table includes 1 woman within UR; it is not a seventh vacancy. Zeroes here are explicitly stated in the notification.
Read all post-specific conditions in the original notice. A discovery tag or this summary is not an authority-issued eligibility decision or a selection guarantee.
Age relaxations and exceptions
Age cutoff 1 August 2026: at least 21; ordinary upper limit UR men 37, UR women and BC/EBC men or women 40, SC/ST men or women 42. Notification allows 10 years for qualifying disability, 5 years for eligible regular Bihar government servants with at least three continuous years, and military service plus 3 years for ex-servicemen subject to actual age not above 57 at application. Special concessions are not added together: only one notified special route may be used. Reservation benefits and certificate requirements must be assessed separately. Eligible same-post contractual employment in notified non-private laboratories situated in Bihar can receive equivalent service-length age relief, including part-years, assessed through 1 August 2026. The notice does not contain the veterinary/fishery historical-age interval concession.
Important dates
- Official publication
- 25 Sep 2026
- Application opens
- 25 Sep 2026
- Application closes
- 24 Oct 2026
- Fee payment deadline
- 24 Oct 2026
An application extension does not automatically change the age or qualification cutoff. Date-only deadlines do not imply that the authority published a midnight closing time.
Salary or benefit and conditions
Pay Level 5
Selection / assessment process
CBT weighted to 75 plus eligible contractual experience up to 25; document verification, including mandatory drug-analysis experience.
Exam pattern / marking scheme
CBT: 100 bilingual objective questions in two hours; normalisation applies if held in multiple shifts. Qualifying thresholds: UR 40%, BC 36.5%, EBC 34%, SC/ST, women and PwBD 32%. Candidates residing outside Bihar must meet 40%, including women and PwBD. Exam dates will be announced separately. Total 400 marks; +4 per correct answer and −1 per wrong answer. CBT percentage is weighted by 0.75 before adding eligible experience; do not mistake the raw 400 marks for final merit weight.
Documents to prepare
This is a local preparation checklist, not an upload or official document acceptance.
How to apply, step by step
- Open the authority-linked BTSC Pariksha gateway and Candidate Registration.
- Select Advertisement 30/2026, Scientific Assistant.
- Enter accurate personal and eligibility details, then pay ₹100 plus applicable bank charges.
- Complete Submit Application Form and upload required documents, photograph and signature.
- Submit by 2026-10-24 at 23:55 IST and save the full form and fee receipt. Registration or fee payment alone does not complete submission.
Use the authority’s own application flow. Never share passwords, OTPs or payment PINs with us. Official application fees are separate from optional form-help charges.
Important instructions
Use your own working mobile number and email. No correction after final submission is promised. Preserve originals, a printed submitted form and clear uploaded certificates. Photograph must be recent (within three months), with white background and no glasses; retain at least five copies. Monitor the authority website for exam and document-verification announcements.
Official helpdesk
18003456221, 10:00–18:00; btssc-bih@gov.in.
Official notification and action links
Reachability is checked separately from official ownership and editorial completeness. A login or CAPTCHA can require a documented manual check. A working homepage is not treated as a direct application link.
Does it fit your profile?
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Check recorded rules against your profile. Missing rules remain unresolved; matching is not a prediction of selection.
Change history
Applications open: BTSC Scientific Assistant Recruitment 2026 — 6 Posts