Network Security Engineer

Network Security Engineer Fort Collins, CO (Hybrid) Type: Contract (C2C) Seeking a senior Network Security Engineer to lead firewall modernization, VPN transformation, zero-trust implementation, and enterprise vulnerability management across enterprise lab environments. This role supports secure, scalable, and compliant next-generation infrastructure platforms. Core Responsibilities: Firewall & Network Security Architecture Configure and optimize enterprise firewall platforms (physical and virtual) Design rule sets, traffic policies, and network segmentation Implement micro-segmentation and zero-trust architecture Align firewall policies with modern security frameworks VPN & Secure Access Transformation Replace legacy OpenVPN environments with OKTA/Atmos-based VPN solutions Build and manage Atmos connectors Implement secure authentication workflows Design secure routing and hybrid access policies Vulnerability Management Design and implement enterprise vulnerability scanning programs Deploy and manage tools such as Nessus or Greenbone Configure scan schedules and tune scan noise Deliver actionable security reports Drive remediation workflows with engineering teams Security Segmentation & Compliance Design security-driven network segmentation strategies Enforce access controls aligned to compliance and corporate standards Partner with corporate security teams on policy implementation Linux & Security Automation Deploy Linux-based security tooling platforms Automate scanning, reporting, and remediation workflows Script security processes and integrations Required Skills: Enterprise firewall configuration and optimization VPN technologies and secure remote access solutions Zero-trust and micro-segmentation principles Vulnerability scanning tools (Nessus, Greenbone, or similar) Security compliance scanning and remediation Linux system administration and automation Nice to Have: OKTA integrations and identity-based access systems SIEM and security monitoring platforms Automation frameworks and API integrations Flexible work from home options available. Compensation: $50.00 - $60.00 per hour SelectMinds