Network Security Engineer

CTI Consulting
  • San Mateo, San Mateo
    2 days ago

    Job Description

    About This Opportunity

    CTI Staffing is partnering with a leading technology organization to find two Network Security Engineers for their Information Security team, based in Foster City, CA. This is a hybrid, 6-month contract-to-hire with three days a week onsite. The team keeps network security systems running and delivers scoped buildout projects, and these engineers do the hands-on work.

    What You'll Do
    - Administer next-gen firewall and UTM platforms, including policy changes, rule cleanup, software and signature updates, and certificate renewals
    - Operate URL filtering and Layer-7 inspection policies, including category tuning and exception handling
    - Tune IDS/IPS signatures, reduce false positives, and escalate confirmed detections to the security operations team
    - Support 802.1X network access control, including supplicant, certificate, and policy troubleshooting and onboarding new device types
    - Support remote access VPN, including client troubleshooting, access and split-tunnel policy changes, and availability monitoring
    - Work the ticket queue to SLA with clear written updates to requesters
    - Maintain runbooks, network diagrams, and configuration documentation
    - Deliver scoped projects, including an 802.1X expansion and segmentation with SSL decryption enforcement

    Requirements

    What You Bring

    Must-Have:
    - 5+ years of network security engineering supporting production environments
    - 5+ years of IT systems or application engineering and administration
    - Strong working knowledge of all layers of the OSI model
    - Hands-on Layer-7 protection experience: application control, TLS inspection, IPS, URL and DNS filtering
    - Direct experience administering enterprise NGFW/UTM platforms
    - Experience implementing and supporting 802.1X wired and wireless NAC
    - Experience with enterprise remote access VPN
    - Experience working within a formal change management process, with clear written and verbal communication across security, IT, product, and operations teams

    Nice-to-Have:
    - Relevant certifications such as PCNSE, Security+, or CISSP
    - Scripting or automation experience for configuration and reporting (Python, Ansible, Terraform)
    - Experience in a regulated or safety-critical environment
    - Experience with network segmentation and SSL decryption enforcement
    - Strong runbook and network diagram documentation habits

    Technical Environment:
    - Enterprise NGFW/UTM platforms, URL filtering, and Layer-7 inspection
    - IDS/IPS and TLS/SSL decryption
    - 802.1X wired and wireless NAC
    - Remote access VPN
    - ITSM ticketing and formal change management

    What Success Looks Like:
    - Tickets closed to SLA, with satisfied requesters
    - Changes land cleanly, with no change-caused incidents
    - Project milestones hit on agreed dates, with complete documentation at handoff

    Numbers & Facts

    LocationSan Mateo, San Mateo

    Skills

    • 802.1unmatched
    • Ansibleunmatched
    • Applications Securityunmatched
    • CISSP - Certified Information Systems Security Professionalunmatched
    • Change Managementunmatched
    • Communications Security (COMSEC)unmatched
    • CompTIA Security+unmatched
    • Computer Securityunmatched
    • Computer Telephony Integration (CTI)unmatched
    • Consultingunmatched
    • Cryptographyunmatched
    • DNS (Domain Name System)unmatched
    • Documentationunmatched
    • Error Handlingunmatched
    • IT Service Management (ITSM)unmatched
    • Identify Issuesunmatched
    • Information Technology & Information Systemsunmatched
    • Information/Data Security (InfoSec)unmatched
    • Intrusion Detection Systemsunmatched
    • Intrusion Prevention Systemsunmatched
    • Network Access Control (NAC)unmatched
    • Network Administration/Managementunmatched
    • Network Configuration Managementunmatched
    • Network Securityunmatched
    • Network Supportunmatched
    • Network Systemsunmatched
    • Onboardingunmatched
    • Open Systems Interconnection (OSI)unmatched
    • Presentation/Verbal Skillsunmatched
    • Production Supportunmatched
    • Production Systemsunmatched
    • Project Engineeringunmatched
    • Project Estimatesunmatched
    • Python Programming/Scripting Languageunmatched
    • Remote Accessunmatched
    • SSL-TLS (Secure Socket Layer - Transport Layer Security)unmatched
    • Scripting (Scripting Languages)unmatched
    • Service Level Agreement (SLA)unmatched
    • Software Administrationunmatched
    • Software Engineeringunmatched
    • Unified Threat Management (UTM)unmatched
    • VPN (Virtual Private Network)unmatched
    • Wireless Communicationsunmatched

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