Cybersecurity Specialist

2 weeks ago

Singapore beBeeNetworkSecurityExpert Full time $90,000 - $120,000

We are seeking an experienced Network Security Expert to lead our team's network security efforts. This role will be responsible for the implementation, management, and maintenance of network security systems and protocols.

Key Responsibilities
  • Monitor and support network firewalls to ensure they are functioning optimally and in compliance with security policies.
  • Troubleshoot issues related to firewall access control, VPN connectivity, and intrusion attempts to minimize operational disruptions.
  • Perform routine updates, rule base reviews, firmware upgrades, and configuration backups to maintain optimal firewall performance and security.
  • Respond to security incidents involving firewall breaches or anomalies, escalate as needed, and ensure resolution within defined SLAs.
  • Maintain detailed logs of firewall changes, incidents, and maintenance activities. Document standard operating procedures and troubleshooting guides.
  • Collaborate with network, security, and IT teams to implement firewall policies, support new deployments, and resolve complex network security issues.
  • Enforce network segmentation, access control policies, and threat prevention measures through firewall configurations.
  • Evaluate and recommend improvements to existing firewall configurations to enhance overall network security.
  • Ensure disaster recovery and redundancy by backing up and testing firewall configurations.
  • Track and manage firewall hardware and software inventory, licensing, and lifecycle status.
  • Provide audit support by providing firewall logs, configurations, and compliance documentation.
Requirements
  • At least 2+ years of experience in network security or firewall administration roles.
  • Strong knowledge of firewall platforms (e.g., Palo Alto, Fortinet, Cisco ASA/Firepower), network protocols, and security best practices.
  • Experience with VPNs, NAT, ACLs, IDS/IPS, and logging/monitoring tools.
  • Familiarity with Windows and Linux systems from a network security perspective.
  • Excellent problem-solving skills and ability to work under pressure.
  • Strong communication skills and ability to collaborate with cross-functional teams.
  • Ability to work independently and manage time effectively to meet deadlines and SLAs.
  • Strong attention to detail, organizational skills, and a proactive attitude.
Preferred Skills
  • Certifications such as Cisco CCNP Security
  • Experience with scripting or automation tools (e.g., Python, Ansible) for firewall management.
  • Prior experience in managing enterprise-level network security infrastructure.
  • Plus point: Knowledge of ITIL frameworks and best practices for IT service management.
  • Plus point: ISMS 27001 audit knowledge.
  • Plus point: Familiarity with cloud security and firewalls (e.g., AWS Security Groups, Azure NSGs).
  • Plus point: Experience with SIEM tools and log analysis.
Working Conditions
  • This position may require occasional standby and after-hours support depending on operational needs.
  • Work will be performed on-site/remote as per company policy.

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