Network Security Engineer

Requirements

• Bachelors degree in Computer Science, Information Security, or a related field OR a minimum of three years of progressive experience in Information Security.
• Current, bank-approved security-related certifications such as CCNA or PCNSA are required.
• Advanced certifications like CCNP, PCNSE, or other recognized industry credentials are preferred.
• At least three years experience with Cisco and Palo Alto Networks firewalls, as well as routing and switching devices from major vendors.
• Minimum of three years in network administration and security management tools.
• Proficient knowledge of SIEM and security monitoring tools for at least three years, preferably with Manage Engine Event Log Analyzer, Log
  360, AD-Audit Plus, AD-Manager Plus, and File-Audit.
• Three or more years experience with TCP/IP, DNS, DHCP, VPN, LAN/WAN, encryption protocols (SSL/TLS, IPSec, SSH), and vulnerability assessment tools (e.g., Nessus, OpenVAS).
• Familiarity with Windows Server and Linux operating systems, including the hardening of servers and endpoints.
• Ability to work autonomously with minimal oversight, prioritize effectively, and execute responsibilities proficiently.
• Strong analytical and problem-solving abilities, with keen attention to detail.
• Proficient at focusing on critical functions and organizing work efficiently in a high-availability environment.

• Assist the Network Security Administrator (NSA) in monitoring, investigating, and responding to cybersecurity incidents to reduce operational and regulatory risks.
• Analyze and prioritize network and security alerts gathered from various sources, including 24×7 monitoring platforms, next-generation firewalls, security policy rules, and connection logs.
• Support proactive threat detection and root cause analysis, and participate in remediation efforts.
• Document incidents, investigations, corrective actions, and lessons learned.
• Help maintain enterprise firewall platforms through administration and upkeep, including Integrated cloud security services.
• Implement approved firewall rule modifications in strict alignment with change management protocols.
• Contribute to quarterly reviews of firewall rules to enhance security posture and performance.
• Support software updates and patch management related to firewalls and security devices.
• Assist in the security of routers, switches, and other network appliances while adhering to documented change control processes.
• Maintain accurate security architecture documentation and network diagrams.
• Help configure and manage the SIEM platform in support of compliance requirements.
• Develop and refine alerts, correlation rules, and dashboards that bolster monitoring efforts.
• Validate the orderliness of identified security issues and track remediation efforts.
• Implement endpoint security standards for servers and workstations, including anti-malware solutions and patch management.
• Collaborate with IT teams on system hardening initiatives and validate compliance with security standards.
• Aid in the formulation and maintenance of cybersecurity standards and procedures alongside the NSA.
• Support security audits by collecting necessary evidence and validating configurations.
• Help generate security metrics and risk summaries for Information Security meetings.
• Stay updated on emerging AI security risks and assist in the evaluation of new AI-related technologies.
• Participating in after-hours incident response and on-call rotations as necessary.

We are the Bank of Stockton, dedicated to protecting our network infrastructure and data from cybersecurity threats. Our team is focused on ensuring a secure banking environment through diligent engineering and operational support of network security technologies. We offer a comprehensive benefits package including health and dental insurance, a 401(k), and paid time off. Located in Stockton, CA, we foster a collaborative environment where your input is valued, and professional development is prioritized.

We believe in building a diverse workforce and actively promote equal opportunity in all aspects of employment.