Show me the steps to solve :

revise this summary with IT exprance and security guard.

$5+$years of experience in security operations, supervision, and maintaining $/$ fixing computers. Reducing security incidents by $20\%$in $6$ months. Trained and supervised security guards and implemented key card and monitoring systems. Proven ability to deescalate situations and enforce protocols.

$2)$question:

security officer exprance with some basic IT exprance example by cctv system and monitoring systems? with bulletpoint

$3)$Question:

security officer supervisor with some basic IT exprance example by cctv system, monitoring systems, zerbra keycard, zerbra workstation? with bulletpoint.