Fluent Trade Technologies is a global fintech software firm at the forefront of providing state-of-the-art technology to the worlds largest global banks and hedge funds. Specializing in ultra low-latency strategy and market data solutions, Fluent is committed to delivering cutting-edge innovations to the Financial Industry. With a prominent Israeli R&amp;D center in Jerusalem and development centers in Ukraines Kharkiv and Dnipro, Fluent is a dynamic and collaborative environment. Learn more about us at<a href="http://www.fluenttech.net/" target="_blank"> www.fluenttech.net</a>.Senior Network EngineerRole Description:Join our dynamic and innovative IT team as a Senior Network Engineer, where you will play a critical role in designing, implementing, and maintaining complex network infrastructures for both our internal operations and our diverse client base. You will leverage cutting-edge technologies to enhance our product offerings and ensure optimal performance and security. This role demands a highly skilled professional capable of providing expert-level support and solutions in a fast-paced environment.Responsibilities:<ul><li>Configure and manage firewalls, routers, and switches.</li><li>Develop and implement complex networking solutions.</li><li>Design and manage data center networks.</li><li>Install, configure, and optimize servers.</li><li>Provide Linux and Windows Server administration.</li><li>Internal Infrastructure maintenance.</li><li>Server Configuration management.</li><li>Perform advanced network troubleshooting.</li><li>Analyze packet captures.</li><li>Communicate with clients, vendors, and support teams.</li><li>Provide Tier-2 client support.</li><li>Implement and manage network monitoring.</li><li>Utilize log analysis and visualization tools.</li><li>Develop and maintain automation scripts.</li><li>DataCenter hands on experience and Backup Tape management.</li><li>Work with Virtual Machines.</li></ul>Requirements:<ul><li>Proficiency in configuring Fortigate and Palo Alto Networks firewalls.</li><li>Understand TCP/IP (TCP and UDP) protocol top-to-bottom, including troubleshooting traffic.</li><li>Expertise in routing protocols (BGP, OSPF, RIP), ACLs, and NAT.</li><li>Experience designing and managing high-availability data center networks with stringent SLAs.</li><li>Experience with Arista, Cisco, Juniper, Dell Force10 network hardware.</li><li>Expert-level proficiency in Linux (Red Hat, CentOS/Alma) and Windows Server administration.</li><li>Experience with server configuration management tools (Puppet, Chef, Salt, Ansible).</li><li>Experience with Internal Infrastructure maintenance (IPMI, BMC, iDRAC, ILO).</li><li>Advanced network troubleshooting skills, including packet capture analysis (PCAP) with tools like tcpdump and Wireshark.</li><li>Ability to diagnose and resolve complex network issues.</li><li>Excellent written and verbal communication skills in English.</li><li>Ability to provide Tier-2 client support.</li><li>Experience implementing and managing network monitoring solutions using open-source tools (Nagios, Centreon, SNMP, Sflow).</li><li>Proficiency in using the ELK stack (Elasticsearch, Logstash, Kibana) and Grafana.</li><li>Proficiency in scripting languages (BASH, Python, Perl).</li><li>Data Center hands-on experience and Backup Tape management.</li><li>Experience working with Virtual Machines.</li></ul>