Network Engineer Jobs

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Hourly - Intermediate ($$) - Est. Time: Less than 1 week, 10-30 hrs/week - Posted
Need a Cisco engineer for assistance setting up a small network. Just need someone for a few hours to remote in and do some configurations. There is 1 - cisco 3750g (layer 3 primary switch) 1 - HP 2915 (edge) 2 - Ubiquiti Access Points (controller software setup) 1 - Ubiquiti Edge Router (internet gateway router) We must configure: VLANs (qty 6) QoS DHCP Helper (windows server 2012 R2 DHCP Server) Inter Vlan routing Default Gateways Default G
Skills: Network Engineering Cisco Certified Network Associate (CCNA) Network Administration Network Design
Hourly - Intermediate ($$) - Est. Time: 1 to 3 months, 10-30 hrs/week - Posted
Your responsibilities will include but not be limited to: - You will actively monitor the hosting infrastructure; - You will plan and schedule the infrastructure maintenance operations; - You will prepare backup for everything related to your job; - You will document and maintain an up-to-date documentation of the network infrastructure; - You will participate, along with the Network Development Engineer, in the implementation of various network projects; Technical Requirements: - TCP/IP protocol suite and IP addressing (VLSM/CIDR). - Communication Standards at Physical Layer: 10BASE-T, 100BASE-T, 1000BASE-T, 10GBASE-CX4, 1000BASE-LX, 1000BASE-SX, 10GBASE-SR/LR/ER, 40GBase-SR/LR/ER. - Layer 2 technologies: Ethernet, PPPoE, STP, RSTP, MSTP, VLANs, BPDU Guard, Loop Guard, Root Guard, VLAN ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard, Port Security, Storm Control, LAG/Etherchannel (PAgP/LACP), Trunking(802.1Q/ISL/DTP), Q-in-Q, CDP, LLDP. - Layer3 technologies: IPv4, IPv6, BGPv4/MP-BGP, OSPFv2/v3, RIP/ng, FHRP (HSRP/VRRP/GLBP), LDP, MPLS (L2/L3 VPNs), Tunneling (L2TP, GRE, IPsec, SSL VPNs), PBR, ECMP, NetFlow, SFlow, NAT, IP forwarding mechanisms (CEF/Fast Switching/Process Switching). - QoS technologies: IntServ/DiffServ/best-effort models, traffic shaping, traffic policing, queuing mechanisms, congestion avoidance mechanisms, packet marking. - Firewall technologies: stateless and stateful packet filtering, application layer filtering. - Network Services: NTP, DNS, RADIUS, TACACS, SNMP, DHCP. - Network Packet Inspection Tools: tcpdump, iptraf, ngrep, Ettercap, Wireshark, netsniff-ng, iftop, jnettop, bwm-ng, nmap, nping, hping, fping, scapy. - Linux/Unix experience is considered a plus.
Skills: Network Engineering Network Design Network Security
Hourly - Intermediate ($$) - Est. Time: Less than 1 week, 10-30 hrs/week - Posted
The goal is to create a script to automatically extract real vars & registers from an equipement packets captured in realtime. Inputs : ---------------------- We can provide : - a wireshark capture - records of the application taken at the same time as the capture - documentation of the equipement Output: ---------- You will need to expose the data in one or more of the following form : - as data on console output - as a webservice (JSON or SOAP content) (specific milestone if wanted) - a wireshark disector (specific milestone if wanted) Data Preview : -------------------- Anticipaded Technologies : ---------------------------------- - Scapy - Python - Nodejs - Wireshark disector - LUA - any networking level filters like ngrep Anticipated Milestones: ------------------------------- - Pre-Analysis - Data Extraction Proof of concept - Architecture of the proposed solution - Final Solution - Optional milestones : output to web service / wireshark disector
Skills: Network Engineering Data scraping Industrial Engineering JavaScript
Hourly - Entry Level ($) - Est. Time: Less than 1 week, 10-30 hrs/week - Posted
i want the best class of network and system security from personal point of use. Hereby i need the consultation for the options available and how should i proceed to meet my objectives. I basically do research work in the financial domain.
Skills: Network Engineering Network Security