Network Systems & Data Security Administrator
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Key skills for this role
About the Role
Administer and manage network security tools including firewalls, DDoS protection, IAM, and vulnerability management while ensuring compliance and secure configurations.
Key Skills for This Role
Responsibilities
- Administer, configure, and manage Cisco Firepower Firewalls and Cisco FMC for centralized policy management.
- Support and maintain Palo Alto firewalls including policy tuning, NAT, and traffic inspection.
- Manage Web Proxy (Broadcom Bluecoat) for secure internet access and URL filtering.
- Administer DDoS protection solutions (Arbor, Akamai) to ensure network resilience and availability.
- Configure and support F5 platforms including APM, ASM, and GTM.
- Administer Cisco ISE for authentication, authorization, and accounting.
- Manage ForeScout NAC for device visibility and network admission control.
- Administer vulnerability management tools including Qualys and Tenable Nessus.
- Perform regular vulnerability scans across network, systems, and applications.
- Administer Endpoint Protection platforms (Symantec Endpoint Protection, Microsoft Defender).
Requirements
- Experience with Cisco Firepower Firewalls and FMC
- Experience with Palo Alto firewalls
- Experience with F5 platforms (APM, ASM, GTM)
- Experience with Cisco ISE
- Experience with ForeScout NAC
- Experience with vulnerability management tools (Qualys, Tenable Nessus)
- Experience with endpoint protection (Symantec, Microsoft Defender)
- Experience with DDoS protection solutions (Arbor, Akamai)
Full Job Posting
Network Security & Perimeter Infrastructure
- Administer, configure, and manage Cisco Firepower Firewalls and Cisco FMC for centralized policy management.
- Support and maintain Palo Alto firewalls including policy tuning, NAT, and traffic inspection.
- Manage Web Proxy (Broadcom Bluecoat) for secure internet access and URL filtering.
- Administer DDoS protection solutions (Arbor, Akamai) to ensure network resilience and availability.
- Configure and support F5 platforms including APM (VPN Remote Access), ASM (Web Application Firewall), GTM (DNS / Traffic Management).
- Ensure proper network segmentation, firewall rule optimization, and secure connectivity across environments.
Network Access Control & Identity Infrastructure
- Administer Cisco ISE (AAA Server) for authentication, authorization, and accounting.
- Manage ForeScout NAC for device visibility and network admission control.
- Support OneIdentity (IAM & MFA) and Microsoft Azure MFA for secure authentication mechanisms.
- Administer Privileged Access Management (Delinea) to secure privileged accounts.
- Manage Microsoft Certificate Authority (CA) for certificate issuance, renewal, and lifecycle management.
Endpoint, Server & Core Security Systems
- Administer Endpoint Protection platforms (Symantec Endpoint Protection, Microsoft Defender).
- Manage File Integrity Monitoring (ChangeTracker) for critical systems.
- Support secure configuration and hardening of servers, endpoints, and network devices.
- Administer Email Security Gateway (Symantec Messaging Gateway).
Vulnerability & Infrastructure Security Management
- Administer vulnerability management tools including Qualys and Tenable Nessus.
- Perform regular vulnerability scans across network, systems, and applications.
- Coordinate patching and remediation with infrastructure and application teams.
- Maintain baseline security configurations and ensure compliance with hardening standards.
Data & Application Security (Infrastructure Perspective)
- Support implementation of Microsoft DLP and Microsoft Purview (Data Classification) from an infrastructure integration standpoint.
- Administer Web Application Firewall (F5 ASM) and support application security tools (Checkmarx, SecureEyes) in coordination with development teams.
- Manage Database security controls (Imperva) to protect critical data assets.
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