Experience configuring, operating, managing, monitoring, and deploying network security devices, and systems using advanced knowledge of security networking devices, such as application, proxy, and packet based firewalls like McAfee Enterprise firewall appliances (v7 and v8), Enterprise and Control Center Management appliances, IPSEC, SSL and SSH applications, Cisco Secure Access Control Servers (ACS), Cisco Security Manager (CSM), Cisco VPN and firewall devices and/or, Secure Computing Sidewinder firewalls; and related software and hardware used in LAN/WAN networks. Experience contributing to security planning, assessments, risk analysis, risk management, certification, and awareness activities for systems and networking operations. Define and implement security rules and analyze audit logs. Provides lifecycle support; hardware, software, firmware, and configuration upgrades or modifications to installed network equipment in either a large organization or large system. Manages, monitors, and controls networks to include network security, fault management, configuration, and performance. Troubleshoots networks, computers, and peripheral devices to isolate causes of failures or problems.