Senior Network Specialist (NGFW)
6d ago

You will work independently or as part of a larger team to implement and / or provide problem determination and remediation services related to advanced networking technologies.


  • Provide technical services related to the assessment, design, implementation, migration, upgrades, and technical documentation.
  • Remediate technology environments by researching, identifying, and resolving technical problems.
  • Knowledge, Skills, Experience

  • Expert level experience with Next Generation Firewalls (NGFW). FortiGate or Palo Alto firewalls preferred.
  • Experience with ADC and load balancing technologies. Citrix ADC or F5 preferred.
  • Firewall and anti-virus technologies and concepts such as :
  • Unified Threat Management, Intrusion detection and prevention (IDS / IPS) systems, Remote network access (VPN), Distributed denial of service prevention (DDoS), stateful inspection, Web application firewall protection (WAF), Email and messaging security (Hygiene), Web content filtering
  • Expert level knowledge of transmission control protocol / internet protocol (TCP / IP), DNS, authentication and security protocols (LDAPS, AAA, SSL, TLS).
  • Expert level experience working with industry standard switches and routers, monitoring solutions
  • Experience with and / or advanced understanding of BGP, OSPF, IS-IS, IPv6 and MPLS and other standard routing protocols
  • Experience with creation of physical and logical network design documentation
  • Extensive knowledge and experience in OSI Layers 1-7
  • Experience with building, maintaining and reviewing all configs / settings / policies on chosen technologies, as well as troubleshooting and remediation
  • Experience with analyzing the complete security architecture from the network to desktop and associated security controls.
  • Ability to design solutions for addressing gaps in an existing security architecture
  • DMZ Architecture
  • Demonstrate in-depth knowledge of LAN / WAN support and engineering design for voice, data and video networks at Access, Aggregation and Core network locations
  • Familiarity with Open Network (SDN, NFV) concepts, goals and evolutionary track
  • Preference to those with scripting experience, preferably focused on bash, tcsh, PowerShell
  • Preference given to those with hands on experience with Citrix ADC and the advanced features included GSLB, Application Firewall, Access Gateway, Content Switching, Rewrite and Responder policies
  • Nice to have experience :

  • Citrix ADC SD-WAN configuration and management
  • Knowledge in Citrix ADC including load balancing, VPN, EPA scanning, OPSWAT scanning, certificate management, SSL offloading, ICA, site failover, etc.
  • Technical experience with virtual server infrastructures such as VMware, Citrix Hypervisor and Nutanix.
  • Security and logging systems such as SIEM, Elastic stack
  • Certifications or proven equivalent experience :

  • Cisco CCNA / CCNP Routing and Switching
  • Cisco CCNA / CCNP Security
  • Other

  • Self-motivated and result-oriented
  • Strong written and verbal skills with excellent communication and presentation skills
  • Highly detailed oriented, highly motivated and can work in a highly collaborative and innovative environment
  • Valid driver’s license and able to travel to client sites
  • Reliability Status Security Clearance or the ability to obtain
  • NOTE : This job description is not intended to be all-inclusive. Employee may perform other related duties as required to meet the ongoing needs of the organization.

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