Project managers within the Fire Systems Group at ICS Integrated Communication Systems are fully certified in fire alarm systems and life safety systems, and have a core competency in the design, engineering, permitting and installation of fire alarm systems. The Fire Systems Group project managers also hold extensive certifications with our fire alarm system equipment manufacturers, including EST Edwards Fire, Life & Communications and Harrington Signal Inc. Fire Alarm Systems. ICS Integrated Communication Systems fire alarm installer technicians hold certification in NICET (National Institute for Certification in Engineering Technology), at the highest levels.