Photo by Valter Gouveia/NurPhoto via Getty ImagesRoberto Martinez has reportedly been mentioned in Manchester Uniteds internal discussions about their summer plans.Currently the Portugal manager, his contract is set to expire after the World Cup, and there are already rumours linking him with a return to the Premier League.Martinez left Everton nearly a decade ago and has spent most of his time since then working with national teams.He still feels his sacking at Everton was unjust and a move to Old Trafford could give him the chance to prove them wrong.Man United have Roberto Martinez on their radar for manager rolePhoto by Julian Finney/Getty ImagesEverton put in a decent shift against Man United on Monday night, but Michael Carricks strong run as interim boss kept rolling with another win.Despite Carricks solid form, Ben Jacobs told The United Stand that Martinez is one of the names being discussed internally at Old Trafford.In terms of win percentages, the Spaniard ranks as Evertons second-most successful manager in the Premier League era.The former Everton boss also led Portugal to Nations League glory and will now be focused on chasing the World Cup this summer.Moyes still has a year left on his contract with Everton, and that adds another layer to how things might play out.The Friedkin Group are supporting him financially in the transfer market, but next season could end up being his last at Hill Dickinson Stadium.Roberto Martinez linked with David Moyes replacementThe path forward for Moyes at Everton beyond this season is not clear yet.The Friedkin Group have already shown they are open to bringing back familiar faces by appointing the 62-year-old.Moyes has not shied away from saying he does not plan to stay at Everton long-term, which likely means the new owners are already thinking ahead about who might follow him.Martinez could become available after the summer and might end up being one of several options considered by the Friedkins.Read more:What Thomas Tuchel said to Kiernan Dewsbury-Hall during private Everton talksDan Friedkin moves to block Iliman Ndiayes Everton exit