Network Infrastructure Engineer

IS3 is looking for a Network Infrastructure Engineer to perform highly technical responsibilities at varying levels of difficulty and with varying degrees of latitude for independent initiative and judgment. Responsibilities will not be limited to upgrading the network infrastructure at various 55 DCAS owned sites but taking charge on the day-to-day network and telecommunication issues, which involves critical thinking and problem solving in concert with the utilization of industry standard best practices.

TASKS :

• Work with Network infrastructure and Telecommunication team leader for upgrading network, implementing wireless solution (Meraki & Cisco) and their support / troubleshooting.
• Work on Cisco Catalyst, Nexus switches and Cisco VoIP devices.
• Implement protocols such as : EIGRP, BGP SSH, TCP / IP, UDP, SSL, HTTP, HTTPS, DNS, routing protocols, L2 / L3 switches, VPC, 802.1Q, ether-channel, STP, RSTP, VTP, QoS, ACLs, FTP, DNS, SIP and other common protocols.
• Implement security products firewalls, IPSec, RADIUS, PKI, IKE, Certificates, 802.1Q, MD5, SSH, SSL, SHA1.
• Data gathering of land line at various DCAS buildings where VoIP will be deployed.
• Design of the LAN considering legacy equipment integration / upgrade needs. Upgrading might include patching from patch panel to network device.
• Consultant will be managing the deployment process as follows :
• Unpack the equipment and perform an initial inventory of each item, ensuring that all components are accounted for before beginning the installation.
• Rack all equipment at each site.
• Remove debris from each location.
• Connect power cords to switch and power outlet and confirm power to unit.
• Connect cables as per Vendor spreadsheet for all network devices.
• Document the equipment onto an inventory spreadsheet.
• Provide documentation via inventory spreadsheet.
• Import asset to DCAS asset inventory system.
• Design recommendations based on CISCO best practice methodology.
• Project planning for the implementation, maintenance window.
• Consultant must be willing to travel to various DCAS buildings across 5 boroughs for data gathering, network deployment and troubleshooting.
• Tasks may include network management, monitoring and troubleshooting tools (sniffer, syslog, NetFlow, TCPDUMP, Wireshark).
• Day to Day configuration, management, and operations of Cisco Firepower firewalls, Client, Stealthwatch and DNAC.
• Use Cisco Command line interface, Windows, OSX and Linux
• In certain instances, consultant may be asked to assist in troubleshooting beyond the normal work hours.
• Expected to document networks, network systems, MOPs and other documents that can be used as operational materials.
• Conduct network and security assessments to troubleshoot and optimize network performance and design. Support and lead efforts of the design, testing, evaluation and implementation of new architectures and technologies.

The team will be required to perform fieldwork, visiting the various DCAS-managed buildings to replace the hardware and address issues, where necessary.

SKILLS / EXPERIENCE

Note : Candidates who do not have the mandatory skills will not be considered