Post-Silicon Validation and Test Engineering
Bringing first silicon up on a bench, characterising it against specification, and writing the test programs the assembly line will later run in volume.
Higher capital than the other design services because of the lab, but uniquely well matched to a packaging plant arriving in the same state.
Tests the very first real chips off the line
- Checks new silicon matches spec and writes the tests factories reuse.
- Needs a lab and instruments, not just engineers.
- Directly tied to India's new chip packaging plants.
India Position
- Import dependency
- Not established
- Made in India today
- Partial
- MSME entry capital
- Rs 3–5 Cr
- Time to qualify
- 12–18 months
Not established means we hold no sourced import figure for this input yet, not that India imports none of it. Read Made in India today for the domestic picture.
The engineering is done in India; the testers it runs on are Japanese and American. That split is the honest description of this segment.
What Breaks, and Who Could Fix It
It needs a lab, not just engineers. Bench instruments, probe stations and ATE access are capital, which puts it above verification services on the entry-cost ladder.
Rs 3-5 crore for a credible bench and instrument set, before ATE. Many firms start by renting test-floor time rather than buying a tester outright.
Best and worst case
The natural bridge between India’s design strength and its new packaging plants, the one design service with a direct operational link to an OSAT floor.
A validation failure discovered late is the most expensive event in the entire product cycle, and the firm that missed it rarely survives the customer relationship.
The single most relevant design service to Assam specifically. A packaging plant needs test program development locally, and that demand is arriving with the plant.
ATE platforms cost more than most MSMEs will ever raise, so an independent firm is dependent on customer or OSAT-owned testers, which puts it in a weak negotiating position.
Representative Suppliers
Listing a firm documents the market as we understand it. It is not an endorsement, a recommendation, or evidence of any commercial relationship.
| Supplier | Origin | Scale | Confidence |
|---|---|---|---|
| Tessolve The best-known Indian post-silicon validation and test engineering firm. | India | Mid | Reported |
| Sasken Technologies SoC bring-up and platform validation. | India | Small | Reported |
| Cyient Engineering services with hardware validation and test practices. | India | Large | Reported |
| Advantest ATE platform vendor. Test programs are written against its hardware. | Japan | Large | Verified |
| Teradyne The other ATE platform an Indian test engineer will be writing against. | United States | Large | Verified |
Where It Is Consumed
Packaged parts are electrically tested and, for automotive and high-reliability grades, burned in and stress-tested.
Read Next
- Test Sockets and ATE Consumables directory entry
- Design Verification Services directory entry
- ASIC Turnkey Design Services directory entry
- DFT Engineering Services directory entry
- Automotive and JEDEC Qualification directory entry
- Assam Is Building a ₹27,000 Crore Chip Plant. This Is The Ecosystem It Needs To Run report
- The Certification Stack: Every Approval a Northeast India MSME Actually Needs blog
Sources
- Tessolve: post-silicon validation as of 2026-08
Last reviewed 2026-08-28.
How to read this page
Reading Key
Every entry carries the same five figures, so two inputs anywhere in the chain can be compared directly. What each one is, and what it is not:
- Import dependency
- The share of Indian demand for this input that is met by imports today. A percentage is published only where we can state the basis for it, and the build rejects a figure that has none. “Not established” means no sourced figure exists yet, not that the figure is zero; for the domestic picture, read “Made in India today” instead.
- Made in India today
- How much of this input is actually produced in India: none, pilot scale, partial, or established. This is the field to read when import dependency is not established.
- MSME entry capital
- What it would plausibly cost an Indian MSME to enter this input at the smallest viable scale, in crore rupees. Plant and equipment only; it excludes working capital and the qualification cycle.
- Time to qualify
- How long from a working sample to a qualified first shipment, once the line exists. Qualification, not construction, is what usually decides whether an entry succeeds.
- India readiness tier
- Our verdict on whether an Indian founder can realistically enter this input, derived from the four figures above and stated as one of three tiers.
The three tiers
- Tier A: Buildable Now
- Under roughly Rs 5 crore of entry capital and 12 to 24 months to a qualified first shipment. A founder can start here.
- Tier B: Partnership or Distribution
- There is real money here, but not in manufacturing the thing. The opening is in stocking, distribution, purity uplift or a licensed partnership.
- Tier C: Not Yet
- Requires a joint venture, a technology licence, or a multinational’s balance sheet. Worth understanding, not worth starting.
Made in India today
- None
- No Indian production we can identify. Demand is met entirely from abroad.
- Pilot scale
- Made in India at laboratory, pilot-line or single-customer scale only.
- Partial
- Real Indian production exists, but it covers part of the range or part of the demand.
- Established
- Indian production is routine and qualified, at commercial volume.
Confidence
Confidence describes how well evidenced our listing is. It is not a rating of the supplier or of its products.
- Verified
- Checked against a primary source: the firm’s own filing, product documentation or announcement.
- Reported
- Consistently reported by trade press or industry analysts, but we have not seen the primary document ourselves.
- Likely
- A credible supplier for this input given their product range, though we have not confirmed that they actually supply it.
- Directional
- Included to show the shape of the market. Read it as an observation, not as a claim about this firm.
Scale
Scale is a bucket, not a revenue figure. We publish a band we can hold for years rather than a number that is stale in a quarter.
- Mega
- A global top-tier firm that effectively sets the price and the standard for this input.
- Large
- A major international supplier, usually with plants or sales in several regions.
- Mid
- An established specialist, often strong in one region or one product family.
- Small
- A niche or regional supplier. Frequently the realistic first partner for a new Indian entrant.