Senior L3 Network/ Linux Systems Engineer

Job Description

<h3>Job Description</h3><p>Job Description<p><p><b><strong>Responsibilities</strong></b></p><ul><li>Being escalation point for a variety of change requests/complex issues</li><li>Configuration and administration of core routers, switches, firewalls and Linux servers</li><li>Architecture and designing the network topologies & comprehensive IT solutions, create and maintain Visio / Lucidchart diagrams, configuration templates, IP addressing (NetBox IPAM) and the low-level design documents that contains all the switching/routing details, migration steps, bandwidth analysis and security policy controls</li><li>Write and implements scripts to automate tasks in Linux (Python/Bash/PHP)</li><li>Manage various virtualization environments (Proxmox)</li><li>Utilize the network monitoring tools to pinpoint issues and bottlenecks in the network and take the necessary steps to rectify it.</li><li>Collaborate with various internal groups, business units to understand the applications and provide end to end network solution as per the firm&#39;s network standards.</li><li>Troubleshoot issues from L2 to L4 of the OSI layer in the network.</li><li>Configure and route multicast traffic across the network (PIM, IGMP).</li><li>Building, installing and mounting servers and network equipment’s in the DataCenter</li><li>Troubleshooting server hardware and deep tuning of Linux OS settings to achieve required perfomance</li><li>Provide break down of an issue to NOC supervisors to enable them understand and explain the problem to the client.</li></ul><p> </p><p><b><strong>Qualification:</strong></b></p><p> </p><p>· Expert in classless and classful IPv4 address designing, deploying and management.</p><ul><li>In-depth knowledge on Routing, Switching and Network Security with the broad industry experience (OSPF, BGP, PIM) on Cisco; Brocade as a plus.</li></ul><p>· 3-5 years of experience with designing and implementing large enterprise network environments and with Linux system administration. CCNP or equivalent or higher industry certification are preferred</p><p>· Hands on experience with Cisco Catalyst 6500 platform, Nexus (3K,5K,9K) switches, TNSR routing platfrom and PFsense firewalls.</p><ul><li>Thorough understanding of TCP/IP protocol family and network security technologies.</li><li>Designed and built a multi-tier DMZ Network with micro and macro segmentation</li><li>Experience in migrating large scale datacenters and providing the support for the applications migrations.</li><li>Ability to work both independently and as a team member is essential.</li><li>Strong presentation skills are imperative to be able to explain network design, articulate risk and facilitate decision making.</li><li>Experience in network data analysis with tools such as Wireshark, TCPDump</li><li>Experience in performing administrative tasks on Linux Servers (CentOS and Ubuntu)</li></ul><p>· Hands on experience with Cisco network equipment.</p><p>· Experienced in configuring multicast nodes and routing multicast traffic across the network</p><p>· Hands on experience with PFsense firewall.</p><p>· Thorough knowledge of server level operations and software principles utilizing Linux CLI.</p><p>· Hands on experience on building, operating and troubleshoot virtual private server (VPS)</p><p>· Able to work extra hours if and when required (Maintenance activities and emergencies).</p><p>· Sufficient knowledge of python/bash/php to be able to read and modify existing automation scripts, as well as write new ones</p><p><b><strong>Nice to have:</strong></b></p><p>*Knowledge of video transport protocols IP MPEG-TS, HLS, SRT and video standards</p><p>*Experience working with GPU/ASIC video processing hardware acceleration</p><p>*Ability to understand existing and create gstreamer/ffmpeg pipelines for use in lab environment</p><p><b><strong>Please be advised:</strong></b></p><p><b><strong>In-person timed "IPv4 fundamentals" test will be conducted prior to the interview, passing the test 80% or above is required to proceed to the interview stage.</strong></b></p></p>Company Description<p>Nextologies has the world&#39;s largest broadcast video delivery network specializing in award-winning, broadcast-grade video connectivity for broadcasters and content owners across the globe with instant access to over 65,000 linear TV channels downlinked from 90+ globally-placed satellites.<br><br>In addition, Nextologies is a leader in signal acquisition and delivery providing fiber, IP and custom end-to-end solutions for IPTV and OTT platforms and video-centric applications across all platforms. <br/>Learn more at <span >www.nextologies.com.</span><br><br>10TX by Nextologies is a leading signal transmission company trusted by professional sports leagues, broadcasters, content producers, and entertainment companies to deliver live events and pay-per-view programming worldwide.</p></p><h3>Company Description</h3><p>Nextologies has the world&#39;s largest broadcast video delivery network specializing in award-winning, broadcast-grade video connectivity for broadcasters and content owners across the globe with instant access to over 65,000 linear TV channels downlinked from 90+ globally-placed satellites.\n\nIn addition, Nextologies is a leader in signal acquisition and delivery providing fiber, IP and custom end-to-end solutions for IPTV and OTT platforms and video-centric applications across all platforms. \nLearn more at www.nextologies.com.\n\n10TX by Nextologies is a leading signal transmission company trusted by professional sports leagues, broadcasters, content producers, and entertainment companies to deliver live events and pay-per-view programming worldwide.</p>