Administrator - Networks

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Skills you'll use

What you'll do

• Monitor, investigate, and respond to security events, alerts, and operational incidents, and support remediation efforts in alignment with established service level agreements.
• Support and troubleshoot network security services, including remote access VPN, site-to-site VPN tunnels, firewall policy changes, URL filtering or allowlisting requests, and access control workflows.
• Configure, maintain, and troubleshoot Cisco security technologies, including Cisco ISE, firewalls, IDS/IPS, VPN, and related tools used to secure enterprise connectivity and user or device access.
• Assist with reviewing infrastructure and application changes for security risk, help identify corrective actions, and help maintain secure configurations across on-premises and cloud platforms.
• Support certificate, secret, and identity-integrated security processes across enterprise platforms, including cross-functional controls.
• Create and maintain accurate technical documentation, incident records, implementation notes, and operational handoff details within but not limited to ServiceNow and related support processes.
• Collaborate with Tier 1 and Tier 3 security teams, infrastructure teams, directory services, cloud teams, and application teams to resolve issues and implement secure solutions.
• Participate in continuous improvement efforts to strengthen operational efficiency, standardization, and security posture across supported services.
• Typical Technology Exposure
• Cisco ASA and Cisco Firepower Threat Defense (FTD) firewall administration and policy management

Who can apply

• 3 to 4 years of hands-on experience in network security engineering, network security operations, or a closely related cybersecurity role
• At least 1 year of experience with cloud security, cloud networking, or cloud platform security concepts
• Strong understanding of TCP/IP, subnetting, routing, switching, and core network security principles
• Hands-on troubleshooting experience with IPsec VPN and remote access VPN technologies
• Good understanding of encryption concepts, certificate lifecycle management, authentication flows, and secure access principles
• Experience working with Cisco security technologies such as ISE, firewalls, IDS/IPS, and VPN
• Familiarity with cloud-integrated security operations and hybrid enterprise environments
• Ability to troubleshoot security issues with guidance as needed and coordinate resolution across multiple teams

About Manhattan Associates

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