Job Description
Job Description
Job Description
Benefits:
- Competitive salary
- Opportunity for advancement
Network Security Engineer Location: Colorado (Onsite) Employment Type: Full-Time We are hiring a hands-on
Network Security Engineer to support and strengthen enterprise security infrastructure. This role requires deep experience in Firewall Management, VPN configuration, Network Segmentation, Zero-Trust Implementation, and Linux system administration.
This position is fully onsite in Colorado. Candidates must be comfortable working directly with infrastructure, networking, and security teams in a production environment.
Key Responsibilities
Firewall Configuration & Optimization: - Configure, deploy, and manage enterprise firewalls such as Palo Alto Networks, Fortinet, or Cisco Systems
- Perform rule set analysis, cleanup, and performance tuning
- Implement NAT policies, access controls, and application-layer inspection
- Support firewall upgrades and change management processes
VPN & Secure Remote Access: - Design and configure IPSec and SSL VPN solutions
- Support secure remote workforce connectivity
- Integrate multi-factor authentication into VPN environments
- Troubleshoot connectivity and encryption issues
Network Segmentation & Security Architecture: - Design VLANs and security zones aligned with organizational policies
- Implement DMZ architectures
- Enforce least-privilege access models
- Control east-west traffic to reduce lateral movement risks
Zero-Trust & Micro-Segmentation - Support implementation of zero-trust security principles
- Configure micro-segmentation solutions such as VMware NSX or similar platforms
- Enforce identity-based and policy-driven access controls
Security Compliance & Vulnerability Management - Perform vulnerability scans using tools such as Tenable (Nessus) or Qualys
- Analyze CVEs and coordinate remediation efforts
- Support compliance initiatives aligned with NIST, CIS, or similar frameworks
- Track remediation status and provide reporting to stakeholders
Linux System Administration & Automation - Administer and harden Linux-based systems
- Develop automation scripts using Bash or Python
- Monitor logs and troubleshoot system-level issues
- Support security appliances running on Linux platforms
Required Qualifications - 6+ years of experience in network security engineering
- Strong knowledge of TCP/IP, routing, switching, and firewall architecture
- Hands-on experience with enterprise firewall platforms
- Experience with VPN configuration and troubleshooting
- Strong Linux administration skills
- Experience with vulnerability management and remediation processes
Preferred Qualifications - Experience in zero-trust architecture implementations
- Exposure to micro-segmentation technologies
- Certifications such as CCNP Security, PCNSE, NSE, or similar
- Experience in regulated or enterprise environments
Work Environment - Fully onsite role in Colorado
- Collaborative team environment supporting enterprise infrastructure
- Direct involvement in production security operations
Job Tags
Full time, Remote work