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Job Id : 14607

Jobtitle : Network Engineer

Location : Plano, TX

Company Name : APN Software Services Inc.

Industry : Information Technology

Salary : $39,000 - $165,000  PER YEAR

Job type : Fulltime

Posted on: 2020-06-26

Required Skills : REST, JSON, HTTP Will Help. Extensive Scripting Experience (e.g., Shell, Python, Perl),Experience With Orchestration Frameworks For Cluster Management (e.g. MCollective)

Benefits : No benefits are available

Job Description :


Require :


  • Understanding of ETSI NFV architecture
  • Hypervisor Architecture, Advantages, Limitations and support for virtualization technologies (Bare-Metal, Para-Virtualization, Hardware-Assisted Virtualization)
  • CPU and SMP Scheduling Features to optimize and implement NFV Functions
  • Memory Address Translations Mechanisms to optimize NFV functions
  • Disk Management Features and familiarity with Intel directed I/O (VT-d). Storage of VMs and understand requirements to move VM image files between different Hypervisors.
  • Networking Features including use of Open vSwitch, Cisco Nexus switch, SR-IOV, and Intel’s Data Plane Development Kit (DPDK), virtual NICs. Provide solutions for network resiliency and improved performance.
  • Hypervisor Performance Management – optimize NFVs using Core Pinning, Non-Uniform Memory Access (NUMA), and Guest Isolation in Multi-Tenant scenarios, familiar with Intel’s Virtualization Technology (Intel VT, VT-X) to optimize NFV functions.
  • Understand the requirements to perform Live Migration of NFV.
  • Understand the requirements to support Power Management for NFV.
  • Management at the Hypervisor and Hardware level acting as Platform As A Service (PaaS).
  • Understand the security implications of each Hypervior and suggest security solutions for NFV.
  • Thorough understanding of cloud computing and software-defined networking (SDN) domain. Defining the architecture for high performance, scalable SDN (Software Defined Networking) for use with Samsung NFVs.
  • Defining the architecture for Server and Network Virtualization along with the Network Function Virtualization (NFV) and Software Defined Networking (SDN) solutions for Samsung products.
  • Defining the architecture of Openstack (Quantum, Nova, etc.) plugins and related agents and interfaces for Samsung products.
  • Defining the architecture for SDN (Software Defined Networking) Controller and Applications and related North Bound and South Bound interfaces.
  • Understanding of Linux layer 2 and 3 networking internals,
  • Expertise in Advanced networking concepts (VLANs, OpenVPN, iptables, dnsmasq, tunneling and overlay networking, layer 4-7 services, topology discovery, path computation)
  • Expertise with at least one or more of the following technologies:
  • Open vSwitch, OpenFlow, Cisco UCS Networking, Amazon Virtual Private Cloud (VPC), I2RS.
  • Expertise with Eventing/Messaging infrastructure (RabbitMQ/AQMP)
  • Experience with networking protocols: TCP or IP, Ethernet, 802.1Q, GRE, VXLAN, L2VPN, MPLS, BGP, IS-IS


Cloud Management and Orchestration:


  • Working experience with OpenStack (Redhat or other distributions), Red Hat Director or other cloud management frameworks (deployment, configuration, operations).
  • Experience working with container technology (Docker, Kubernetes)
  • Python development experience and experience with REST, JSON, HTTP will help. Extensive scripting experience (e.g., Shell, Python, Perl).
  • Working experience with configuration management frameworks (e.g., Ansible, Puppet, Chef).
  • Experience with orchestration frameworks for cluster management (e.g. mCollective)
  • Knowledge of open-source storage solutions and distributed file systems.
  • Experience working with Linux HA stack: pacemaker, corosync, keepalived




  • Good understanding of server hardware and experience deploying and configuring servers include IPMI/DRAC/ILO, Bios, Raid, etc
  • Experience working with tcpdump/Wireshark


Background /Experience:


  • A Bachelors Degree in engineering (EE, CS) or related electronics technical training from four-year college or university and a Masters Degree (EE, CS) in an area of specialized engineering expertise preferred.
  • Over 10 years of industry experience is required with MS degree and over 13 years of industry experience is required with BS degree.
  • Have in-depth technical engineering experience including wireless telecommunications engineering activities.
  • Hands on experience of 3GPP PS core and LTE SAE technology preferred.
  • Must be able to write, read, analyze, and interpret technical journals and procedures utilizing mathematics language, non-linear communications, vectors, complex numbers and logarithms as reference.
  • Must have experience with MS Office products.
  • Must have PC and UNIX Workstation experience in a LAN/WAN systems environment

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