{"schemaVersion":"jobsearcher.job.v1","id":"fb2aba33e19d3024880a40dd","url":"https://jobsearcher.com/jobs/fb2aba33e19d3024880a40dd","canonicalUrl":"https://jobsearcher.com/jobs/fb2aba33e19d3024880a40dd","title":"Network Security Engineer","description":"Network Security EngineerWe 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 ResponsibilitiesFirewall Configuration & Optimization:Configure, deploy, and manage enterprise firewalls such as Palo Alto Networks, Fortinet, or Cisco SystemsPerform rule set analysis, cleanup, and performance tuningImplement NAT policies, access controls, and application-layer inspectionSupport firewall upgrades and change management processesVPN & Secure Remote Access:Design and configure IPSec and SSL VPN solutionsSupport secure remote workforce connectivityIntegrate multi-factor authentication into VPN environmentsTroubleshoot connectivity and encryption issuesNetwork Segmentation & Security Architecture:Design VLANs and security zones aligned with organizational policiesImplement DMZ architecturesEnforce least-privilege access modelsControl east-west traffic to reduce lateral movement risksZero-Trust & Micro-Segmentation:Support implementation of zero-trust security principlesConfigure micro-segmentation solutions such as VMware NSX or similar platformsEnforce identity-based and policy-driven access controlsSecurity Compliance & Vulnerability Management:Perform vulnerability scans using tools such as Tenable (Nessus) or QualysAnalyze CVEs and coordinate remediation effortsSupport compliance initiatives aligned with NIST, CIS, or similar frameworksTrack remediation status and provide reporting to stakeholdersLinux System Administration & Automation:Administer and harden Linux-based systemsDevelop automation scripts using Bash or PythonMonitor logs and troubleshoot system-level issuesSupport security appliances running on Linux platformsRequired Qualifications6+ years of experience in network security engineeringStrong knowledge of TCP/IP, routing, switching, and firewall architectureHands-on experience with enterprise firewall platformsExperience with VPN configuration and troubleshootingStrong Linux administration skillsExperience with vulnerability management and remediation processesPreferred QualificationsExperience in zero-trust architecture implementationsExposure to micro-segmentation technologiesCertifications such as CCNP Security, PCNSE, NSE, or similarExperience in regulated or enterprise environmentsWork EnvironmentFully onsite role in ColoradoCollaborative team environment supporting enterprise infrastructureDirect involvement in production security operationsCompensation: $60.00 - $80.00 per hour","company":"Selectminds","rawCompany":"selectminds","city":"Littleton","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-06-26T02:32:55.697Z","occupations":[{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"},{"code":"15-1299.05","title":"Information Security Engineers","slug":"information-security-engineers"},{"code":"15-1241.00","title":"Computer Network Architects","slug":"computer-network-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541513","title":"Computer Facilities Management Services","slug":"computer-facilities-management-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Network Security Engineer","description":"Network Security EngineerWe 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 ResponsibilitiesFirewall Configuration & Optimization:Configure, deploy, and manage enterprise firewalls such as Palo Alto Networks, Fortinet, or Cisco SystemsPerform rule set analysis, cleanup, and performance tuningImplement NAT policies, access controls, and application-layer inspectionSupport firewall upgrades and change management processesVPN & Secure Remote Access:Design and configure IPSec and SSL VPN solutionsSupport secure remote workforce connectivityIntegrate multi-factor authentication into VPN environmentsTroubleshoot connectivity and encryption issuesNetwork Segmentation & Security Architecture:Design VLANs and security zones aligned with organizational policiesImplement DMZ architecturesEnforce least-privilege access modelsControl east-west traffic to reduce lateral movement risksZero-Trust & Micro-Segmentation:Support implementation of zero-trust security principlesConfigure micro-segmentation solutions such as VMware NSX or similar platformsEnforce identity-based and policy-driven access controlsSecurity Compliance & Vulnerability Management:Perform vulnerability scans using tools such as Tenable (Nessus) or QualysAnalyze CVEs and coordinate remediation effortsSupport compliance initiatives aligned with NIST, CIS, or similar frameworksTrack remediation status and provide reporting to stakeholdersLinux System Administration & Automation:Administer and harden Linux-based systemsDevelop automation scripts using Bash or PythonMonitor logs and troubleshoot system-level issuesSupport security appliances running on Linux platformsRequired Qualifications6+ years of experience in network security engineeringStrong knowledge of TCP/IP, routing, switching, and firewall architectureHands-on experience with enterprise firewall platformsExperience with VPN configuration and troubleshootingStrong Linux administration skillsExperience with vulnerability management and remediation processesPreferred QualificationsExperience in zero-trust architecture implementationsExposure to micro-segmentation technologiesCertifications such as CCNP Security, PCNSE, NSE, or similarExperience in regulated or enterprise environmentsWork EnvironmentFully onsite role in ColoradoCollaborative team environment supporting enterprise infrastructureDirect involvement in production security operationsCompensation: $60.00 - $80.00 per hour","datePosted":"2026-06-26T02:32:55.697Z","dateModified":"2026-06-26T02:32:55.697Z","hiringOrganization":{"@type":"Organization","name":"Selectminds","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Littleton","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"fb2aba33e19d3024880a40dd"},"url":"https://jobsearcher.com/jobs/fb2aba33e19d3024880a40dd"}}