Find & Apply For Network / Systems Administrator Jobs in Irvine, California

About KaufmanIT KaufmanIT, Inc., founded in 2010, is a growing and fast-paced IT services company located in Irvine, CA. We take a methodical approach to providing reliable technology support. Our primary focus is to work with our clients to understand their needs and determine the most efficient, cost-effective, reliable, and secure solutions. We work to assess our clients' current environments and understand their needs. We design, architect, implement, and maintain client environments in fashion, engineering, legal, financial, nonprofit, and professional services, among other industries. Our goal is to increase productivity, improve security, reduce costs, and provide the greatest level of service, all while staying focused on learning about the most current technologies and how they can be applied to further the goals of the organizations we work with. Job Description We are currently seeking an experienced Level 3 Systems Engineer to serve as a senior technical resource supporting our client base. The Level 3 Systems Engineer will be responsible for advanced troubleshooting, technical escalations, server and network infrastructure, implementations, migrations, and project work across multiple client environments. This role requires an individual who can independently work through complex technical issues, identify root causes, develop effective solutions, and serve as an escalation resource for other members of the technical team. Our engineers work both remotely and on-site and must combine strong technical skills with exceptional documentation, communication, and customer service. What Does the Job Entail? Serve as an escalation resource for complex technical issues. Troubleshoot advanced server, network, cloud, application, and infrastructure problems. Design, configure, implement, and maintain Windows Server environments. Perform server implementations, migrations, and upgrades. Perform Microsoft Office 365 and email migrations. Configure and manage cloud server environments. Administer and troubleshoot Microsoft Office 365 and Google Workspace/G Suite. Administer Active Directory, server roles, Group Policy, users, permissions, and related services. Configure, manage, and troubleshoot routers, switches, firewalls, VPNs, and wireless infrastructure. Troubleshoot LAN/WAN performance, connectivity, routing, and related network issues. Configure and troubleshoot advanced networking, including VLANs, firewalls, and VPNs. Coordinate and implement network software and hardware upgrades. Support client/server application architecture and related infrastructure. Administer network security, antivirus, endpoint protection, and spam-control measures. Lead or participate in infrastructure implementations, migrations, upgrades, and other technical projects. Perform advanced root-cause analysis and recommend corrective actions. Coordinate with vendors and third-party technical resources. Provide technical guidance and escalation support to Help Desk and Level 2 staff. Identify opportunities to improve client infrastructure, reliability, security, and performance. Maintain detailed technical documentation, configurations, and client records. Participate in after-hours or weekend maintenance and project work when necessary. Perform other duties as assigned. What Skills, Qualities, and Experience Are We Looking For? Advanced understanding of Windows Server technologies. Strong Microsoft Office 365 administration experience. Strong Active Directory and Group Policy experience. Thorough understanding of client/server application architecture. Advanced networking knowledge, including TCP/IP, DNS, DHCP, VLANs, firewalls, VPNs, routing, and switching. Ability to configure and troubleshoot firewalls, routers, switches, wireless infrastructure, and VPNs. Experience performing server migrations, implementations, and upgrades. Experience with cloud server configuration and management. Strong ability to troubleshoot complex problems across multiple technologies. Ability to independently take ownership of advanced technical issues through resolution. Strong verbal, written, documentation, and organizational skills. Ability to manage multiple projects, tickets, and client priorities. Professional, dependable, and client-focused. Ability to mentor and assist less-experienced technical staff. Flexible schedule, as some implementations and maintenance must occur after hours or on weekends. Ability to lift up to 50 lbs. and access equipment under desks, in server closets, and other confined workspaces. Preferred, but Not Required Previous MSP experience. MCITP, MCTS, CCNA, A+, Network+, or similar technical certifications. Additional Microsoft, Cisco, networking, cloud, or security certifications. Experience with ConnectWise, Nilear, or similar PSA/ticketing systems. Experience with NinjaOne or similar RMM tools. Mac and/or Linux experience. Previous experience serving as a senior escalation resource. Experience independently performing server and infrastructure migrations. Formal education is not required. Relevant professional experience, technical training, certifications, and demonstrated technical ability will be considered.

Pay:

$80,000.00 - $110,000.00 per year

Benefits:

401(k) Dental insurance Health insurance Life insurance Paid time off Vision insurance Application Question(s): How many years of systems administration or systems engineering experience do you have? How many years of MSP experience do you have? Are you comfortable commuting to Irvine 5 days a week? Are you willing to undergo a background check, in accordance with local law and regulation? What are you looking for in the range of pay? Do you have Networking and/or Server experience? Please explain.

Work Location:

In person