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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Systems Administrator, Network - **Company:** ELECTRONICS MURATA - **Location:** San Diego, CA, United States - **Experience:** Expert - **Salary:** $125,544.0 - $163,216.0 - **Contract:** Permanent contract - **Skills:** Amazon Web Services, User Authentication, Border Gateway Protocol, Business Systems, Network Operating System (NOS), CentOS, Network Analysis, Cisco IOS, Software Documentation, Complex Networks, CompTIA Network+, Cyber Security, System Configuration, Dynamic Host Configuration Protocol, Linux, Domain Name System (DNS), Ethernet, Enhanced Interior Gateway Routing Protocol, Firmware, Networking Hardware, Virtual Private Networks (VPN), Microsoft SQL Server, Windows Servers, Nagios, NetApp Applications, Network Architecture, Network Diagrams, Network Connections, Routing, Open Shortest Path First (OSPF), Public Key Infrastructure, Red Hat Enterprise Linux, Remote Access Technology, Service Pack, TCP/IP, Virtual Local Area Networks, Virtualization Technology, Wide Area Networks, Wi-Fi Technology, Network Routers, Computer Networking Systems, Cloud Platform System, Computer Network Technologies, Nx-os, Firewalls (Computer Science), Oracle Cloud Infrastructure, Cisco Switches, Cisco, Vmware - **Published:** May 20, 2026 - **Apply:** https://diversityjobs.com/career/16946557/Senior-Systems-Administrator-Network-California-San-Diego ## About the Role * In-depth understanding and practical knowledge of networking (switching, routing, perimeter security, DNS, and DHCP) * Ability to analyze and evaluate networks, identify issues and provide solutions to ensure networks are performing optimally * Ability to manage, monitor and troubleshoot a complex network environment * Ability to design, implement and troubleshoot network performance issues and the security infrastructure * Ability to communicate technical information to other technical team members and to those who may not have knowledge of network terminology * Ability to manage several projects simultaneously from design to implementation * Work closely with the software vendors to resolve issues and drive new features and infrastructures Minimum Qualifications (Experience and Skills) * Typically requires 6 to 8 years of experience in network technology infrastructure, including support, design, implementation, and operations, depending on education level and experience * Experience configuring, maintaining, deploying and supporting networking hardware such as routers, switches, firewalls, Wi-Fi APs * Comprehensive understanding of networking including L2/L3 protocols such as VLANs, STP/RSTP, TCP/IP, OSPF, BGP and EIGRP * Extensive knowledge of communication and routing protocols used within an enterprise environment * Extensive experience with a variety of network analysis, monitoring and alerting tools * Ability to troubleshoot, diagnose and resolve network performance issues, relating to routing and switching * Working knowledge of 802.1x radius authentication and ClearPass or Raidus Authentication * Understanding of certificate or PKI infrastructure * Designing, writing and updating both system documentation and network diagrams * Configure network connections, in support of a large virtualization and storage infrastructure * Experience managing cloud environments such as AWS and Oracle Cloud a plus * Excellent written and verbal communication skills and English proficiency * Strong leadership and team mentoring skills * Self-motivated and team oriented, * Experience managing Cisco / Aruba / Palo Alto Enterprise Networks with strong network operating systems experience (such as Cisco IOS, NX-OS, ARUBAOS, PANOS) * At least one certification in Cisco, Palo-Alto, CompTIA Network+ or other networking technologies desired * Support of LAN, WAN, SDWAN, and VPN networks, in a VMWare, NetApp environment running Microsoft Windows Server, Microsoft SQL Server, and Linux (CentOS, RHEL) business systems * Demonstrate mastery of TCP/IP switching and routing * Extensive knowledge of Ethernet cabling, multimode fiber optics, experience in a high-density, high bandwidth environment (10GB, 25GB, and greater), fiber channel a plus * Proficient in the configuring and standing up Cisco Switches, Palo Alto Firewalls, and Aruba APs * Proficient with VPN technologies (Global Protect) * Strong knowledge of virtual and physical server architecture and networking * Proficient knowledge of Authentication and Access Control technologies Education Requirements * Bachelor's degree in a related field or equivalent combination of education and experience ## Description This Senior Systems Administrator develops and maintains systems, tools and networks in support of pSemi's enterprise environment. As an individual contributor, you will be expected to manage the network infrastructure including switches, routers and firewalls, maintain the latest firmware revisions and security patches in support of the pSemi enterprise network which spans the globe., * The design, implementation, and maintenance of a geographically distributed network, including LAN, WAN, Wi-Fi and SDWAN. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)