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PMAT, Inc. · 1 week ago

Senior Network Administrator

San Diego, California, United States

Full-time

Onsite

Senior Level, Lead/Staff

$150K/yr - $150K/yr

10+ years exp

PMAT, Inc. is an innovative small business focused on developing forward-leaning solutions for mission-critical challenges. They are seeking a senior-level Network Infrastructure professional to lead and sustain enterprise network operations, ensuring reliability, security, and performance of their network infrastructure while providing technical leadership and strategic planning.

Information TechnologySoftware

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Lead network infrastructure operations, including installation, configuration, and maintenance of network hardware such as routers, switches, firewalls, VPNs, and wireless environments across local and wide area networks (LAN/WAN)

Ensure the security, availability, and performance of network infrastructure through continuous monitoring, routine maintenance, and proactive issue resolution

Troubleshoot and resolve complex network and system-wide issues, identifying root causes and implementing sustainable solutions

Implement and manage network security controls, including firewall rules, access controls, and identity management solutions (e.g., Microsoft 365, Azure)

Support and maintain related systems, including servers, virtualization environments, security cameras, and other network-connected infrastructure

Create, maintain, and update comprehensive network documentation, including system architecture diagrams, configurations, standards, and operational procedures

Participate in strategic planning efforts by contributing to network architecture, technology roadmaps, standards, and policies

Provide technical leadership, guidance, and mentorship to system administrators and other technical staff

Serve as a technical lead or project lead for network-related initiatives, upgrades, and implementations

Coordinate with and manage vendors to procure, deploy, and support network hardware and services

Qualification

Network infrastructureNetwork securityTroubleshootingVendor managementTechnical leadershipProject managementDocumentationStrategic planningServer supportMaintenanceMonitoringCCNA certification

Required

Minimum 10+ years of hands-on technical experience in network infrastructure: Installing, configuring, and upgrading network hardware like routers, switches, firewalls, VPNs, and wireless environment

Performing routine maintenance and continuous monitoring of network performance, availability, and security

Diagnosing and resolving both common and complex network and system-wide problems

Implementing and managing network security measures, including firewall rules and user access controls (e.g., M365)

Managing and maintaining network servers, virtualization environments, and other related systems

Creating and maintaining comprehensive network documentation, reports, and system architecture diagrams

Participating in the development of network and technology strategies, standards, and policies

Providing technical direction and training to other system administrators and technical staff

Acting as a project leader for network-related projects

Coordinating with and managing vendors for hardware and services

Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field, or equivalent combination of education and professional experience

CCNA or equivalent

US Citizenship

No dual citizenship

Active DOD Secret security clearance required