The ballot, organised by the British Medical Association (BMA), saw a turnout of 61.9%, with 95.2% of participating doctors voting in favour of preparing for industrial action.
The ballot includes consultants, specialist, associate specialist and specialty (SAS) doctors, and resident doctors working in secondary care across Northern Ireland.
The ballots for consultants and specialist, associate specialist and specialty (SAS) doctors opened today, 11th May, and will run for eight weeks, closing on 6th July.
BMA employees will strike for 48 hours after an overwhelming ballot result backing industrial action over pay.
Over half (56%) said working with trade unions could be beneficial, and 79% rated relations between managers and workers as good or very good.
Around 1,200 workers are set to benefit from the deal, which follows pay talks where the company originally offered no increase.
Over 50 microbiology staff from Liverpool Clinical Laboratories were due to walk out on 27th May after striking on 22nd and 23rd May over staff shortages and burnout.
In total 86% indicated a willingness to take strike action on management proposals to impose a new shift system.
In the opening phase of action at Scottish Water, Unite will hold a standby ban and a ban on contractual overtime over two consecutive weekends.
500 Scottish Water members are balloting for industrial action following a pay offer made by the public body.
Nearly 160 essential housing and estate services workers in the London Borough of Southwark are set to strike later this month.
GMB Union have announced today that workers at CNC Speedwell have voted to support strike action in an ongoing dispute over pay.