Employment and Social Development Canada is in the early stages of decommissioning planning for the applications hosted on the Unisys mainframe and the infrastructure. Innovation, Information and Technology Branch is seeking an independent and third-party review of the current approach, plan, and accountabilities, for decommissioning the Unisys mainframe and application ecosystem supporting benefits delivery in addition to providing risk-mitigating recommendations, sequenced by time on an actionable roadmap to improve Employment and Social Development Canada’s mainframe and application decommission plan.