Job description

Join us as a Sr. Network Administrator at CompuOne , a full-service managed IT services provider headquartered in San Diego. This role is based in San Diego, CA (on-site with local travel to client locations) and requires senior-level experience (5+ years). Compensation includes a competitive salary, benefits, and mileage reimbursement. Responsibilities Lead the design, implementation, and support of scalable network infrastructure (switches, routers, firewalls, wireless, etc.) Assist in the analysis and support of IT problems, ensuring efficient resolution. Monitor and optimize network performance, availability, and security using industry best practices. Troubleshoot and resolve complex network issues, escalating and coordinating with vendors as needed. Configure and maintain VLANs, STP, LACP, QoS, and security protocols. Administer and maintain systems including Cisco, VMware, Azure, SQL Server, SharePoint, Windows Server environments, Active Directory, and Office 365. Manage virtualization platforms including VMware, Hyper‑V, and Azure. Oversee system audits, documentation, and disaster recovery planning. Stay ahead of emerging technologies and recommend improvements. Travel to client sites locally as needed (mileage reimbursement provided). Qualifications 5+ years of experience in network administration and IT infrastructure support. Proven expertise in switching, routing, and firewall management. Advanced knowledge of network security practices and access controls. Strong command of Microsoft environments, including Office 365 and Active Directory. Experience managing virtual environments (VMware, Hyper‑V, ESXi, Azure). Proficiency with network monitoring and diagnostic tools. Strong communication, leadership, and project management skills. Ability to work independently, prioritize multiple projects, and meet deadlines. Preferred Qualifications Bachelor’s degree in IT, Networking, or a related field (or equivalent work experience). Industry certifications such as CCNP, CCIE, JNCIP, CompTIA Network+, or Microsoft Certified. Experience working in an MSP (Managed Services Provider) environment is a plus. Benefits Competitive salary – salary range $60,000 – $90,000 per year. Health and dental insurance. 401(k) with company match. Paid holidays and PTO. Mileage reimbursement. Career development support. Referrals increase your chances of interviewing at CompuOne by 2x. Get notified about new Senior Network Administrator jobs in San Diego, CA. #J-18808-Ljbffr

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