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Senior L3 Network/ Linux Systems Engineer
Senior L3 Network/ Linux Systems EngineerNEXTOLOGIES • Markham, York Region, CA
Senior L3 Network / Linux Systems Engineer

Senior L3 Network / Linux Systems Engineer

NEXTOLOGIES • Markham, York Region, CA
30+ days ago
Job type
  • Full-time
Job description

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  • Being escalation point for a variety of change requests / complex issues
  • Configuration and administration of core routers, switches, firewalls and Linux servers
  • 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
  • Write and implements scripts to automate tasks in Linux (Python / Bash / PHP)
  • Utilize the network monitoring tools to pinpoint issues and bottlenecks in the network and take the necessary steps to rectify it.
  • Collaborate with various internal groups, business units to understand the applications and provide end to end network solution as per the firm's network standards.
  • Troubleshoot issues from L2 to L4 of the OSI layer in the network.
  • Configure and route multicast traffic across the network (PIM, IGMP).
  • Building, installing and mounting servers and network equipment’s in the DataCenter
  • Troubleshooting server hardware and deep tuning of Linux OS settings to achieve required perfomance
  • Provide break down of an issue to NOC supervisors to enable them understand and explain the problem to the client.

Responsibilities

  • Being escalation point for a variety of change requests / complex issues
  • Configuration and administration of core routers, switches, firewalls and Linux servers
  • 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
  • Write and implements scripts to automate tasks in Linux (Python / Bash / PHP)
  • Manage various virtualization environments (Proxmox)
  • Utilize the network monitoring tools to pinpoint issues and bottlenecks in the network and take the necessary steps to rectify it.
  • Collaborate with various internal groups, business units to understand the applications and provide end to end network solution as per the firm's network standards.
  • Troubleshoot issues from L2 to L4 of the OSI layer in the network.
  • Configure and route multicast traffic across the network (PIM, IGMP).
  • Building, installing and mounting servers and network equipment’s in the DataCenter
  • Troubleshooting server hardware and deep tuning of Linux OS settings to achieve required perfomance
  • Provide break down of an issue to NOC supervisors to enable them understand and explain the problem to the client.
  • Qualifications

  • Expert in classless and classful IPv4 address designing, deploying and management.
  • In-depth knowledge on Routing, Switching and Network Security with the broad industry experience (OSPF, BGP, PIM) on Cisco; Brocade as a plus.
  • 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
  • Hands on experience with Cisco Catalyst 6500 platform, Nexus (3K,5K,9K) switches, TNSR routing platfrom and PFsense firewalls.
  • Thorough understanding of TCP / IP protocol family and network security technologies.
  • Designed and built a multi-tier DMZ Network with micro and macro segmentation
  • Experience in migrating large scale datacenters and providing the support for the applications migrations.
  • Ability to work both independently and as a team member is essential.
  • Strong presentation skills are imperative to be able to explain network design, articulate risk and facilitate decision making.
  • Experience in network data analysis with tools such as Wireshark, TCPDump
  • Experience in performing administrative tasks on Linux Servers (CentOS and Ubuntu)
  • Hands on experience with Cisco network equipment.
  • Experienced in configuring multicast nodes and routing multicast traffic across the network
  • Hands on experience with PFsense firewall.
  • Thorough knowledge of server level operations and software principles utilizing Linux CLI.
  • Hands on experience on building, operating and troubleshoot virtual private server (VPS)
  • Able to work extra hours if and when required (Maintenance activities and emergencies).
  • Sufficient knowledge of python / bash / php to be able to read and modify existing automation scripts, as well as write new ones.
  • Nice to have

  • Knowledge of video transport protocols IP MPEG-TS, HLS, SRT and video standards
  • Experience working with GPU / ASIC video processing hardware acceleration
  • Ability to understand existing and create gstreamer / ffmpeg pipelines for use in lab environment.
  • Please be advised

  • 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.
  • Company Description

    Nextologies has the world'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.

    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.

    Learn more at www.nextologies.com.

    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.

    Nextologies has the world'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. 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. Learn more at www.nextologies.com. 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.

    Seniority level

  • Mid-Senior level
  • Employment type

  • Full-time
  • Job function

  • Information Technology
  • Broadcast Media Production and Distribution
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    Senior Network Engineer • Markham, York Region, CA

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