Cisco Network Engineer

Sun Trading LLC, located in the Chicago Loop, is currently seeking a Senior Network Engineer with strong Cisco Networking and trading/brokerage environment experience.

Responsibilities:

• Architect,implement,monitor, support and troubleshoot a global low-latency trading network including Routers, Switches, Firewalls, and voice technologies.
• Maintain network security through proper configuration of Firewalls, proxies, and VPN devices.
• Order and install exchange, WAN and Internet connectivity, as needed/approved.
• Achieve close to 100% uptime through good design, thorough monitoring, careful and consistent change management, and immediate response to any outage.
• Manage projects and deliver on time with periodic status reports to management.
• Work collaboratively with other members of the global systems team to achieve firm goals.
• Provide support off-hours and remotely when needed
• Maintain and improve systems documentation

Experience:

• Minimum 3 years supporting Cisco Routers and Switches, including 6509.
• Minimum 3 years experience supporting WAN technology, preferably including exchange connectivity and global networks.
• Minimum one year experience supporting Firewalls, preferably Cisco.
• Experience supporting trading networks strongly preferred.
• Cisco IP phone/Call Manager experience would be helpful.

Knowledge:

• IP,TCP,UDP,ARP,DHCP,DNS,EIGRP,OSPF, PIM, and IGMP protocols
• Multicast design and troubleshooting
• Cisco Router and switch configuration and management skills.
• Network monitoring including syslog and SNMP
• Troubleshoot network problems with protocol analyzer.
• Basic knowledge of Windows and Linux
• Desktop productivity tools such as Excel and Visio

Education/Certifications:

• Bachelor's degree in Computer Science, Engineering or a related field is preferred
• CCIE or strong CCNP preferred.