541512: Computer Systems Design Services
Firms that plan and integrate computer systems, bringing hardware, software and communications together for a customer, register under this code.
who already passes work down in your code from subaward reporting, filed by the prime
NAICS 541512 in numbers
Everything behind these numbers for NAICS 541512
- Every buying office that awarded in this code, ranked by what they spent
- Every vendor that won, resolved to one record per business
- Every award back to FY2001, searchable and exportable
- Contracts ending soon, scored for how open the next round looks
- Every open notice on this code, with the buyer history beside it
The numbers above are open to anybody. The organized record behind them is what a plan pays for: every award, every buyer, every vendor, cleaned, resolved and read again every night.
Open right now under NAICS 541512
93 open notices right now, 8 closing within seven days. The newest 5:
| Posted | Notice | Buyer | NAICS | Set-aside | Due |
|---|---|---|---|---|---|
| Oct 9, 2026 | NATO Business Opportunity: Service-Based Contract for Operational Communications and Information Systems (CIS)Special Notice | BUREAU OF INDUSTRY AND SECURITY | 541512 | Oct 27, 2026 | |
| Oct 9, 2026 | NATO Business Opportunity: Audio Visual Lifecycle Services (AVLS)Special Notice | BUREAU OF INDUSTRY AND SECURITY | 541512 | Oct 27, 2026 | |
| Oct 8, 2026 | NOAAPort Replacement CapabilitiesSources Sought ยท 70792 MD | DEPT OF COMMERCE NOAA | 541512 | Oct 29, 2026 | |
| Oct 8, 2026 | R499--VA-26-00068264 - DASL Bridge Support Services (New Requirement)Award Notice | TECHNOLOGY ACQUISITION CENTER NJ (36C10B) | 541512 | SDVOSBC | not stated |
| Oct 7, 2026 | 7H20--Abbott RALS POC Middleware, Chalmers P. Wylie VA Ambulatory Care Center, Columbus, Ohio 43219Special Notice | 250-NETWORK CONTRACT OFFICE 10 (36C250) | 541512 | Oct 13, 2026 |
What this code covers
NAICS 541512 covers planning and designing computer systems that integrate hardware, software and communication technologies, usually including the installation and the training that follows. The code is about the integration rather than any one component, which is why it is the code a buyer reaches for when the requirement is a working system rather than a piece of software or a box.
It is the single largest professional services code in federal contracting by award volume, and that is a problem as much as an opportunity: a market search on 541512 alone returns work ranging from a two-person help desk to a nine-figure enterprise modernisation. The useful filters are the buying office and the product and service code, not the NAICS.
What federal buyers typically ask for
Expect the same shape as any services buy: labor categories, key personnel, a technical approach, past performance and a price volume built from rates rather than from parts. On larger awards expect an oral presentation and a written technical challenge. Facility clearances and cleared personnel are common on Defense and intelligence work, and a firm without a facility clearance cannot hold the prime position on those, which is the most common reason a capable small firm is shut out of work it could do.
Controlled unclassified information is almost universal here, so DFARS 252.204-7012, the NIST controls and an SPRS score are table stakes on Defense work. Organizational conflict of interest clauses matter more than most firms expect: advising a buyer on an architecture can bar you from bidding the implementation, and the exclusion is written into the contract rather than negotiated later.
The majority of this work is ordered against multiple award vehicles, including the government-wide acquisition contracts and the GSA schedule, with small business tracks on most of them. Getting onto a vehicle is a separate, slower competition from winning the work, and it has to be planned a year or more ahead of the orders you want to bid.
Related codes
Product and service codes that often pair with this NAICS
| Code | What it is | Why it matters |
|---|---|---|
| DA01 | Application development support services | Integration work priced as application labor. |
| DF01 | IT management support services | The management layer over a delivery contract. |
| DJ01 | Security and compliance support services | Security engineering and authorisation work. |
| DC01 | Data centre support services | Hosting and infrastructure operations. |
| R425 | Engineering and technical services | Used when the buyer reads the work as engineering. |
A single requirement is routinely coded three different ways by three different offices. Watching the product and service code alongside the NAICS is what stops a market picture built on one of them from being wrong by half.
Before you bid
Read the organizational conflict of interest clause before you read the statement of work. Advisory work for a buyer can disqualify you from implementing what you advised, and the clause is written to bind the whole company rather than the team that did the advising.
Related reading
- Vehicles and IDIQsThe vehicles this work is ordered against, and who gets the orders.
- Incumbent profilesWho holds the current award and what else they hold.
- For services and IT firmsThe product from the point of view of a services firm.
See who was last awarded in your NAICS
Every code, every buying office, every vendor and every recompete, organized from the federal record and read nightly. Open it with a plan.