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Senior Network Engineer

CoreCard Software
Norcross, GA Full Time
POSTED ON 4/6/2025
AVAILABLE BEFORE 5/2/2025

Job Description

Job Description

Salary :

Position Description :

CoreCard is seeking a Senior Network Engineer located in our Norcross, GA office. This role will provide primary expertise in support of production operations and project work related to networking and infrastructure. In this role, you will work on the strategy, deployment, implementation, troubleshooting, maintenance, and optimization of critical production systems and corporate support systems. The position requires a strong network engineering background, pragmatic operational expertise, and experience with support of production 24x7 systems.

Job Description :

  • Troubleshoots the complex network issues involving LAN, WAN, VPN connectivity.
  • Function as a provisioning engineer when required on projects involving subject matter expertise.
  • Function as a subject matter expert for specific projects as required.
  • Maintain 24x7 Payment Processing environments which require 5 9s uptime.
  • Comply with best practices policies and procedures to ensure an efficient, stable, secure, and manageable customer network, processing environment and corporate infrastructure.
  • Help create and improve best practice network implementation policies and procedures.
  • Help maintain and administer existing setups, networks, corporate domain, and environments.
  • Conduct head-to-head troubleshooting and communicate with management efficiently as needed.
  • Perform physical and logical analysis of client networks and connectivity.
  • Document physical and logical network and hardware diagrams.
  • Provision and install hardware and software for end user, corporate and processing infrastructure.

Preferred Qualifications :

  • Related network or infrastructure certifications
  • Bachelors degree or equivalent of a minimum of 5-10 years industry experience
  • Experience with the following :
  • SonicWall and / or Fortinet Firewall Administration
  • Great understanding of VPN setup and Configuration, Site to Site, vs Client to Site.
  • PCI familiarity and a good Understanding of Network Security and Administration.
  • Cisco / Dell Switch and Router configuration.
  • Subnetting IP Space, Public vs Private, Class vs Classless IP subnetting.
  • Endpoint Security and Microsoft Defender Security and Administration.
  • Security and administration for Active directory Domains, Windows, and Server Versions
  • Understanding of System Architecture and Design. VPN architecture and design
  • VMWare Configuration and Support. ESXI Snapshots, Storage, VSAN, configuration.
  • Understanding and Troubleshooting Servers as part of OSI Stack. Windows Server 2012 and higher.
  • Understanding of windows Servers, such as DHCP, DNS, GPO services.
  • Server hardware configuration, design, and maintenance
  • Working knowledge of 0365 and email.
  • AWS and Azure infrastructure knowledge a plus.
  • Spam service configuration in O365.
  • Experience with PCI environment and audit
  • Experience with vulnerability scanners and patching found vulnerabilities.
  • Experience implementing corporate security policies.
  • Experience dealing with vendors for hardware purchases.
  • Experience dealing with software licensing for applications.
  • On call and emergency services readiness
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