Senior Firewall Engineer

1 month ago

Oak Ridge, United States ITR Full time
Job DescriptionJob DescriptionSenior Firewall Engineer Job Responsibilities:
  • The primary responsibility for this position is network design, configuration and troubleshooting
  • Responsible for the daily secure operations of the network enclaves.
  • Providing coordination, notification, escalation and documentation to resolve events/issues, efficiently minimizing customer impact.
  • Interfacing with and providing outage reports to various levels of management.
  • Assisting with other tasks as needed or as assigned by management.
  • Ensure systems are configured and maintained per cyber security common control requirements so that accreditation is retained.
  • Create and maintain infrastructure documentation as it relates to infrastructure systems design, configuration, support, and processes.
  • Identify, create, communicate, and implement process engineering for technologies to create end-to-end service offerings.
  • Conduct research, cost-benefit and return-on-investment analysis on proposed hardware, software and systems to justify recommendations, support purchasing efforts and aid management in making infrastructure design and architecture decisions.
  • Manage capacity and performance of the WAN/LAN network platforms, ensuring the integrity of the infrastructure.
  • Proactively monitor, test, collect and analyze system performance statistical data to improve quality of the network environment.
  • Diagnose and resolve complex configuration and troubleshooting issues within a multi-vendor infrastructure.
  • Adhere to a customer serviced focused culture
Basic Qualifications:Bachelor’s Degree in Engineering, Computer Science, or a related field with a minimum of 5 years relevant experience is required. An equivalent combination of education and experience will be considered.
  • Knowledgeable in the use of network and configuration management. Working knowledge of Cisco IOS, Arista, JUNOS, routers, multilayer switch, and layer 2 & 3 switch configuration and deployments.
  • Palo Alto Firewall experience is a must. Cisco and Juniper firewall experience highly desired.
  • Knowledge of Cisco, Arista and Juniper Routers/Switches including Catalyst, Nexus, MX, EX, SRX.
  • Experience with vulnerability scanning.
  • Good oral communication and technical writing skills.
  • Good problem-solving skills and the ability to visualize a problem or situation and think abstractly to solve it.
  • Ability to handle constantly changing work priorities, to be able to multitask effectively during busy times, and to exercise patience and professionalism during stressful situations.
  • Ability to work responsibly with or without supervision.
  • Working knowledge of routing protocols (OSPF, BGP, etc.)
  • The ability to obtain and maintain a Department of Energy clearance is required. This requires US Citizenship.
Preferred Qualifications:
  • Knowledge of Python, REST-API, Shell Scripting and other scripting languages highly desired.
  • Familiarity with JSON and YAML data structures.
  • FIREMON, Algosec or other firewall management tools.
  • Network Security knowledge, including familiarity with Zero Trust.
  • Client VPN technologies, such as Cisco AnyConnect, Global Protect.
  • Implementation and Design of IPSEC VPN.
  • Design, implement, and operate a multi-datacenter network.
  • Familiarity with IPv6 implementations.
  • Experience with vulnerability scanning.
  • Working knowledge of routing protocols (OSPF, BGP, etc.)
  • Must be proficient in Microsoft Visio.

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