Network Security Consultant
Core
Hardening network infrastructure, managing firmware updates, remediating vulnerabilities, and conducting risk assessments for a large enterprise network.
Role type
Senior Network Security Consultant (Contractor)
Builds
Secure network infrastructure and reduced cybersecurity risk
Domain
Enterprise IT and OT (Operational Technology) networking
Required skills
Cisco networking technologies, Palo Alto firewall administration, network hardening, vulnerability remediation, secure network design, risk assessment, firmware management
Preferred skills
OT/Industrial networking support, PLC-based manufacturing environment experience, network architecture design, traffic flow analysis, enterprise vulnerability management
Technologies
Cisco Catalyst Center, Catalyst switches, ISR routers, Cisco Nexus, Palo Alto firewalls, VPNs, PLCs
Responsibilities
Harden network infrastructure including switches, routers, firewalls, and edge devices; Plan and implement firmware/software updates for Cisco and Palo Alto equipment; Identify, assess, and remediate vulnerabilities across the enterprise; Conduct network risk assessments and recommend security improvements; Partner with Network Engineering and Cybersecurity teams on infrastructure projects; Assist with firewall policy reviews, network segmentation, and access controls; Validate network architecture and security requirements for new projects; Document network flows and security recommendations.
Seniority
Senior, hands-on IC
