Network Security Engineer
Core
Design, implement, and maintain Cisco-based LAN/WAN infrastructure and security across enterprise and manufacturing (OT) environments.
Role type
Senior Network Security Engineer (IT/OT)
Builds
Secure and reliable enterprise and industrial network infrastructure
Domain
Manufacturing / Industrial OT / Network Security
Required skills
Cisco networking technologies, firewall configuration, VPN management, IDS/IPS, network segmentation, authentication technologies, access controls, network troubleshooting, documentation, vulnerability management, incident response, compliance auditing
Preferred skills
Manufacturing experience, industrial and OT network requirements knowledge, CCNA, CompTIA Network+, CompTIA Security+, Cisco CyberOps Associate, Microsoft SC-200, Microsoft SC-300
Technologies
Cisco routers, switches, wireless infrastructure, network appliances, firewalls, VPNs, IDS/IPS, multi-factor authentication
Responsibilities
Design, implement, and maintain Cisco-based LAN/WAN infrastructure; Configure, manage, and troubleshoot Cisco routers, switches, wireless infrastructure, and network appliances; Monitor and assess network performance to support high availability; Support IT and OT network segmentation initiatives; Carry out network upgrades, capacity planning, and infrastructure optimization; Keep network documentation, diagrams, and standard operating procedures accurate and current; Handle day-to-day network break/fix incidents and escalated support requests; Administer and support firewalls, VPNs, and other network security technologies; Monitor security alerts and investigate suspicious activity; Assist with vulnerability management, remediation, and patch management; Participate in security incident response and support compliance initiatives; Manage and support multi-factor authentication, secure remote access, and access control technologies; Work with IT and operational teams to implement and maintain security best practices; Contribute to cybersecurity compliance efforts, security audits, and assessments
Seniority
Senior, hands-on IC
