What is Master Services Agreement (MSA)?

Last updated 2026-10-22

Short answer

A master services agreement is the contract that sets the general terms between a staffing firm and a client or vendor, so each requirement only needs a short order.

Master Services Agreement (MSA) is a term you will meet constantly in IT staffing. This page explains what it means, how it appears in postings and emails, how a staffing team uses it and the mistakes to avoid.

In practice

The MSA covers terms such as payment, insurance, confidentiality and conversion. Individual engagements are then agreed by purchase order or statement of work.

A firm needs an MSA or vendor agreement with a client or prime before it can submit candidates to them.

How it shows up

“We need your MSA signed before we can submit your candidate.”

How a staffing team uses it

Track which clients and primes you already have agreements with, so you know where you can submit immediately.

Common mistakes

  • Submitting before an agreement is in place.
  • Not tracking renewal and insurance requirements.
  • Missing differences in terms between clients.

Frequently asked questions

Who signs an MSA?

An authorized person at each company. Your counsel should review the terms.