The following Product Service Codes (PSCs) are commonly associated with NAICS 541330, Engineering Services

PSC C219 Architect and Engineering—General: Other

Top Result Services

PSC R425 Support—Professional: Engineering/Technical

Services

PSC C211 Architect and Engineering—General: Landscaping, Interior Layout, and Designing

Services
Federal Category 4.2: Facilities & Construction Construction Related Services

PSC R408 Support—Professional: Program Management/Support

Services
Federal Category 2.3: Professional Services Management Advisory Services

Description
Program Management/Support Services

Includes
Includes: Situations Where The Contractor is Solely Responsible for Program Management As Well As Situations Where the Contractor Provides Program Management Support to A Government Program Manager

Excludes
Excludes: Program Evaluations/Review/Dev(PSC R410); Contract/Procurement/Acquisition Support (PSC R707)

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541330 – Engineering Services
541690 – Other Scientific and Technical Consulting Services
541519 – Other Computer Related Services
561210 – Facilities Support Services
541618 – Other Management Consulting Services
541512 – Computer Systems Design Services
541511 – Custom Computer Programming Services
561920 – Convention and Trade Show Organizers

PSC C1DA Architect and Engineering—Construction: Hospitals and Infirmaries

Services
Federal Category 4.2: Facilities & Construction Construction Related Services

PSC C212 Architect and Engineering—General: Engineering Drafting, Not CAD/CAM

Services

PSC C1JZ Architect and Engineering—Construction: Miscellaneous Buildings

Services
Federal Category 4.2: Facilities & Construction Construction Related Services

PSC C1AA Architect and Engineering—Construction: Office Buildings

Services
Federal Category 4.2: Facilities & Construction Construction Related Services

PSC DE01 IT and Telecom—End User: Help Desk; Tier1-2, Workspace, Print, Productivity Tools (Labor)

Services
Federal Category 1.5: Information Technology and Telecommunications End User

Description
Support services for end user client computing including Tier 1 and 2 help/service desk, deskside support, adds/moves/changes, workspace technical support, audio/video (A/V, VTC) conferencing, and printer support. A/V and VTC includes support services typically used in conference rooms and dedicated telepresence rooms to enable workforce communications. Printer support includes Managed Print Services (MPS) for multifunction printers (print, scan, fax, copy).

Excludes
Mobile device support.

Possible NAICS Codes
811210 – Electronic and Precision Equipment Repair and Maintenance
541519 – Other Computer Related Services
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
541330 – Engineering Services
334111 – Electronic Computer Manufacturing
513210 – Software Publishers
238290 – Other Building Equipment Contractors
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
541512 – Computer Systems Design Services

PSC C1LB Architect and Engineering—Construction: Highways, Roads, Streets, Bridges, and Railways

Services

PSC R706 Support—Management: Logistics Support

Services

PSC DA01 IT and Telecom—Business Application/Application Development Support Services (Labor)

Services
Federal Category 1.1: Information Technology and Telecommunications Application

Description
Support services for activities involved with application development and support to include analysis, design, development, coding, testing, and release packaging, as well as support of off-the-shelf Business Applications.

Includes
User Research, Human Center Design, Development/Security/Operations (DevSecOps), Customer Experience (UX)

Notes
Application development for new software projects and support for existing applications.

Possible NAICS Codes
541519 – Other Computer Related Services
541512 – Computer Systems Design Services
517111 – Wired Telecommunications Carriers
541511 – Custom Computer Programming Services
513210 – Software Publishers
811210 – Electronic and Precision Equipment Repair and Maintenance
334111 – Electronic Computer Manufacturing
541513 – Computer Facilities Management Services
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
517122 – Agents for Wireless Telecommunications Services

PSC C214 Architect and Engineering—General: Management Engineering

Services