By . Simon Jones . Brighton are keen on signing former Sunderland goalkeeper Keiren Westwood. Manchester City have also shown interest in the Republic of Ireland international but Brighton are on the lookout for a new number one and think Westwood fits the bill. New manager Sami Hyypia . wants Westwood, who made nine appearances for Sunderland as Vito . Mannone's understudy, to replace the outgoing Tomasz Kuszczak. Target: Westwood is in demand with interest from Brighton and Manchester City for the free agent . Meanwhile, Sammy Lee has turned down the role of assistant manager with Brighton to become assistant coach to Ronald Koeman at Southampton instead. Decider: Westwood would be offered first team football at Brighton after time as understudy at Sunderland .
Westwood is on the lookout for a new club after being released . New boss Sami Hyypia likes the look of the 29-year-old . Manchester City have also been linked with Westwood . Sammy Lee turns down assistant role .