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Firewall Administrator
Location : District of Columbia, Washington
Refer job # LRHW339244

Job Responsibilities and Requirements: Description of Duties: - Provides Tier 2 support in the monitoring, management, and troubleshooting of perimeter devices to include firewalls, proxies, switches, and mail transport agents - Monitor Remedy application for Firewall Operations trouble tickets for incidents and service requests. - Escalates issues as required to Tier 3 staff and monitors issues through the trouble life cycle - Performs recurring maintenance activities such as device reboots on perimeter devices - Records and reports concerning network operations and maintenance. Troubleshoots network performance issues. Analyzes network traffic - Collaborate with Cross-Bureaus and Agencies to implement network changes as they relate to perimeter security. - Support Diplomatic Security Computer Incident Response Team by implementing IP address blocks as directed. - Routinely updates architecture diagrams using Visio - Monitor and perform health checks on multiple perimeter security devices. - Draft, coordinate and publish outage notifications as required. - Update shift logs and provide logs to leadership daily. - Troubleshoot perimeter security devices in conjunction with Tier III and vendor-provided support. - Maintain standard operating procedures and guides. - Attend weekly teleconferences, onsite meetings, and participate in working groups, as related to constant changing security environment. QUALIFICATIONS: TYPICAL EDUCATION AND EXPERIENCE: Bachelors and two (2) years or more experience; Masters and 0 years related experience. Required Education/Experience: - 2 to 3 years IT Customer Support experience (Tier I and/or Tier II). Required Experience/Skills/Attributes: - Experience supporting the monitoring and configuration of Firewall/DMZ infrastructure including Network and Application Firewall Packet Filtering technologies - First-hand experience with supporting the monitoring and configuration of Firewall/DMZ infrastructure including Network and Application Firewall Packet Filtering technologies (StoneGate, Palo Alto, Cisco Email Security Appliances (ESA), A10 proxy devices). - Intermediate Pearl and Linux (Redhat, CentOS) CLI experience. - Experienced in utilizing network monitoring tools such as Nagios and NeuralStar - Basic Microsoft Windows Server 2008 implementation and troubleshooting from a security/firewall perspective. - Experienced in using the Remedy ticketing system - Intermediate knowledge in configuring Cisco switches. - Experienced with TCP/IP network implementation and troubleshooting. Desired Experience/Skills/Attributes: - ITIL Foundation certification. - Basic knowledge configuring CISCO networking devices. - Familiarity with DoS environment (data and voice networks, IT security systems, policies and procedures), Foreign Affairs Handbooks (FAHs), Foreign Affairs Manuals (FAMs) preferred. - Interpersonal skills including the ability to collaborate effectively, self-awareness, and excellent written and oral communications.



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