you'll be doing most of your flying during the summer, working 7 on 1 off, 7 on 2 off or your employer has seriously lost the plot
I'm aware that Summer is busier than Winter, but I'd far rather do 8 quiet months and 4 busy, than a constant procession of long 4-sector days every weekend, every month. My life has been far healthier and less stressful since I switched from (low-cost) scheduled to charter.