Network Security and Firewall Engineer - City

$43 - $65/Yr

City of Oklahoma City, OK - Oklahoma City, OK

Full-time - Mid Level

Oklahoma City, OK

Administration of Housing Programs, Urban Planning, and Community Development

About the position

The Network Security and Firewall Engineer is located in the Technology Infrastructure Division of the Information Technology Department within the City of Oklahoma City and is under the direction of the Information Technology Business Systems Manager. This position is responsible for managing and maintaining the City of Oklahoma City firewall infrastructure to protect the network from external threats, ensuring network security, and implementing security policies and best practices. A Network and Firewall Engineer is also responsible for designing, implementing, configuring, and maintaining the firewall infrastructure to ensure the security and integrity of the network. This role is essential for safeguarding sensitive data, preventing unauthorized access, and mitigating security threats.

Responsibilities

• Configures, installs, and maintains firewall hardware and software solutions, including next-generation firewalls (NGFW), to protect the organization's network.
• Develops, implements, and enforces firewall security policies, rules, and access controls to safeguard sensitive data and ensure compliance with industry regulations.
• Monitors network traffic for suspicious activities, security breaches, and vulnerabilities using intrusion detection and prevention systems (IDPS).
• Responds to security incidents and breaches promptly, investigates root causes, and implements corrective actions to prevent future occurrences.
• Analyzes firewall logs and generates reports to identify security threats, trends, and potential vulnerabilities.
• Manages user access and permissions by configuring VPNs, ACLs, and other access control mechanisms.
• Ensures firewall hardware and software are up to date by applying patches, firmware updates, and security patches.
• Implements network segmentation to isolate critical assets and limits lateral movement in the event of a breach.
• Monitors and optimizes firewall performance to ensure it does not adversely affect network speed or latency.
• Maintains accurate documentation of firewall configurations, policies, and network diagrams for reference and audit purposes.
• Collaborates with other IT teams, such as network engineers, system administrators, and security analysts, to ensure a cohesive and secure network environment.
• Provides training and guidance to employees and IT staff on firewall security best practices and security awareness.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Three (3) years firewall administration and five (5) years Information Technology experience.
• Possession of valid industry certifications, such as Certified Information Systems Security Professional (CISSP), Certified Information Security Manager (CISM), or Certified Firewall Administrator (CFA).

Nice-to-haves

• Knowledge and experience in firewall administration, network security, and intrusion detection/prevention systems.
• Knowledge of Firewalls (e.g., Cisco ASA, Palo Alto, Juniper, Fortinet), Intrusion Detection and Prevention Systems (IDPS), VPN technologies, Network monitoring and logging tools, Security Information and Event Management (SIEM) systems, Access Control Lists (ACLs) and Network segmentation techniques.
• Knowledge of firewall technologies, including both hardware and software solutions; staying abreast of the latest cybersecurity threats and industry best practices.
• Knowledge of network protocols, routing, and switching.

Benefits

• 401k
• health_insurance
• dental_insurance
• vision_insurance
• paid_holidays
• paid_volunteer_time
• tuition_reimbursement
• professional_development