It may be winter, but the state Department of Energy and Environmental Protection is already looking ahead to the summer. There are training session this weekend for potential lifeguards at the state parks.  Lifeguards cover 8 of the state parks beaches including Squantz Pond in New Fairfield.  Weekends and holidays are mandatory.  Applicants must meet the minimum age of 16 for lifeguards, 18 for lifeguard supervisors.  Hours of work are 10am to 6pm, 5 days per week, for a total of 40 hours.  Lifeguards must also participate in physical and rescue skills training; perform general maintenance tasks and other related duties as required.