Network Security Engineer

Columbia BankIrvine, CA
Onsite

About The Position

Implements, administers, and/or monitors bank security systems and solutions that encompass perimeter defense, security operations, identity and access management, and incident response. Systems and processes may include, but are not limited to: firewalls, intrusion detection/prevention systems, content filtering, data loss prevention, vulnerability management, endpoint protection, network access control, security information and event management, identity governance and administration, single sign on, public key infrastructure, privileged account management, security monitoring, data analysis, alert tuning, and incident triage. Day to day tasks entail supporting, maintaining and enhancing technical controls to: prevent, detect, or respond to cybersecurity threats; comply with regulatory standards; or align to industry best practice. Administer one or more of the following technologies: Firewalls, Intrusion Detection/Prevention System, Proxy, Mail Gateways, Data Loss Prevention, Denial of Service Protection, Network Access Control, Endpoint Protection Suite, Advanced Malware Prevention, Vulnerability Management, or Security Information and Event Management, Identity Governance, Single Sign On, Public Key Infrastructure, or Privileged Account Management. Perform security alert, malware, and packet analysis; incident containment, eradication and recovery; and host and network forensic investigations. Direct security investigations, initiatives, and projects. Identify security gaps and control deficiencies as well as determine steps to mitigate findings. Partner with other technology departments to provide secure and reliable services. Implement new technologies and security controls. Develop procedure, training, and architectural documentation. Participate in after-hours on-call rotation and ad-hoc incident resolution Demonstrates compliance with all bank regulations for assigned job function and applies to designated job responsibilities – knowledge may be gained through coursework and on-the-job training. Keeps up to date on regulation changes. Follows all Bank policies and procedures, compliance regulations, and completes all required annual or job-specific training. Maintain a working knowledge of Bank's written policies and procedures regarding Bank Secrecy Act, Regulation CC, Regulation E, Bank Security and other regulations as applicable to this job description. May be asked to coach, mentor, or train others and teach coursework as subject matter expert. Actively learns, demonstrates, and fosters the Columbia corporate culture in all actions and words. Takes personal initiative and is a positive example for others to emulate. Embraces our vision to become “Business Bank of Choice” May perform other duties as assigned.

Requirements

  • H.S. Diploma/GED.
  • Proven ability to manage security solutions in an enterprise environment.
  • Advanced experience in Client and Server architecture to include Operating Systems, security applications, Active Directory, network architecture such as firewalls, IDS/IPS, routers, and switches in multiple deployment architectures such as physical, virtual, and cloud infrastructure.
  • Extensive knowledge of defense in depth, security best practice, security controls, networking concepts, emerging technologies, attack methods, and mitigation techniques.
  • Ability to prioritize tasks and work though complex issues and obstacles with minimal guidance and coaching.
  • Ability to work as part of a team.
  • Proficient communications skills.

Nice To Haves

  • Bachelor's Degree in Information Security.
  • 4-7 years of experience managing security tools and programs.
  • GSEC, GCIH, CHFI, , Security+, CSA+ or equivalent GIAC Security Essentials, GIAC Certified Incident Handler, CompTIA Security+, or Cybersecurity Analyst+ 2+ Years

Responsibilities

  • Implements, administers, and/or monitors bank security systems and solutions
  • Supports, maintains and enhances technical controls to prevent, detect, or respond to cybersecurity threats
  • Administers one or more of the following technologies: Firewalls, Intrusion Detection/Prevention System, Proxy, Mail Gateways, Data Loss Prevention, Denial of Service Protection, Network Access Control, Endpoint Protection Suite, Advanced Malware Prevention, Vulnerability Management, or Security Information and Event Management, Identity Governance, Single Sign On, Public Key Infrastructure, or Privileged Account Management.
  • Performs security alert, malware, and packet analysis; incident containment, eradication and recovery; and host and network forensic investigations.
  • Directs security investigations, initiatives, and projects.
  • Identifies security gaps and control deficiencies as well as determine steps to mitigate findings.
  • Partners with other technology departments to provide secure and reliable services.
  • Implements new technologies and security controls.
  • Develops procedure, training, and architectural documentation.
  • Participates in after-hours on-call rotation and ad-hoc incident resolution.
  • Demonstrates compliance with all bank regulations for assigned job function.
  • Keeps up to date on regulation changes.
  • Follows all Bank policies and procedures, compliance regulations, and completes all required annual or job-specific training.
  • Maintains a working knowledge of Bank's written policies and procedures regarding Bank Secrecy Act, Regulation CC, Regulation E, Bank Security and other regulations as applicable to this job description.
  • May be asked to coach, mentor, or train others and teach coursework as subject matter expert.
  • Actively learns, demonstrates, and fosters the Columbia corporate culture in all actions and words.
  • Takes personal initiative and is a positive example for others to emulate.
  • Embraces our vision to become “Business Bank of Choice”
  • May perform other duties as assigned.

Benefits

  • Comprehensive healthcare coverage (medical, dental, and vision plans)
  • 401(k)-retirement savings plan with employer match for qualifying associate contributions
  • Employee assistance program
  • Life insurance
  • Disability insurance
  • Tuition assistance
  • Mental health resources
  • Identity theft protection
  • Legal support
  • Auto and home insurance
  • Pet insurance
  • Access to an online discount marketplace
  • Paid vacation
  • Sick days
  • Volunteer days
  • Holidays
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service