
Network and Infrastructure Security Specialist
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full-time
Posted on:
Location Type: Office
Location: Petaluma • California • United States
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Salary
💰 $85,000 - $93,000 per year
About the role
- Manage, maintain, and troubleshoot network infrastructure, including switches, routers, firewalls, VPN appliances, and wireless systems.
- Administer Windows and Linux servers, virtualization platforms (VMware / Hyper-V), and enterprise storage solutions.
- Ensure network performance, availability, and uptime through proactive monitoring and maintenance.
- Implement and maintain secure configurations, patching, hardening standards, and baseline system builds.
- Manage and monitor security tools, including Identity Management (OKTA), Mobile Device Management (MDM), Remote Monitoring and Management (NinjaOne), firewalls, IDS/IPS, vulnerability scanners, and identity security platforms.
- Assist Security Analysis with SIEM and EDR administration support.
- Maintain endpoint security policies, access controls, MFA, privileged accounts, and identity governance settings.
- Perform and validate vulnerability scans, system hardening, and remediation of infrastructure weaknesses.
- Participate in incident response activities, supporting containment, remediation, and recovery actions.
- Help investigate security alerts, perform triage, and support containment, eradication, and recovery activities.
- Support risk assessments across network, server, cloud, and identity systems.
- Document, track, and support remediation of risks and vulnerabilities across infrastructure assets.
Requirements
- Associate’s or bachelor’s degree in Cybersecurity, Information Systems, Computer Science, or related field (or equivalent experience)
- 3+ years of hands-on experience in IT infrastructure administration, network administration, or security operations
- Strong experience managing enterprise networks (LAN/WAN), switches, firewalls, VPN, and wireless systems
- Advanced working knowledge in Microsoft M365 administration
- Working knowledge of Windows Server, Active Directory, Group Policy, Linux systems, and virtualization platforms
- Experience with security tools (SIEM, EDR, firewalls, vulnerability scanners, identity security)
- Solid understanding of cybersecurity principles, network security, identity and access management, and cloud security (AWS/Azure)
- Ability to analyze threats, evaluate risks, and provide practical remediation recommendations
- Effective communication, analytical thinking, and problem-solving skills.
Benefits
- Health insurance
- 401K matching
- Employee wellness programs
- Top-notch health benefits
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
network infrastructure managementWindows Server administrationLinux systems administrationvirtualization platformsenterprise storage solutionssecurity tools managementvulnerability scanningincident responseidentity and access managementcloud security
Soft Skills
effective communicationanalytical thinkingproblem-solving