MSP Systems Administrator - On-Site in Huntington Beach

CAL IT Group; Huntington Beach (CA); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

Health insurance

401(k) with matching

Paid time off

Professional development assistance

Job summary

CAL IT Group in Huntington Beach, California, is seeking a Systems Administrator to oversee server and network infrastructures for various clients. The ideal candidate will excel in a fast-paced environment, with a focus on problem-solving, technical expertise, and exceptional service delivery.

Responsibilities include managing Windows Server environments, overseeing virtualization, designing networks, and ensuring security compliance. The role requires strong communication skills and experience in an MSP environment. Benefits include paid time off and health insurance.

Qualifications

• 4–6 years of experience in systems administration, preferably in an MSP environment.
• Hands-on experience with Windows Server and Microsoft 365.
• Excellent communication skills to explain technical concepts.

Responsibilities

• Administer Windows Server environments across multiple clients.
• Design and implement network infrastructures for clients.
• Lead disaster recovery solutions and ensure compliance.

Skills

Windows Server administration

Networking fundamentals

Microsoft 365 administration

Virtualization platforms

Technical communication

Education

Bachelor's Degree in a relevant field

Microsoft certifications (MCSA, AZ-104, MS-102)

Tools

VMware ESXi

Microsoft Azure

Datto

Veeam

Job description

CAL IT Group is a growing full-service Managed Services Provider (MSP) currently seeking a Systems Administrator. In this role, you will design, implement, and maintain the server and network infrastructure for our diverse client base. If you're technically sharp, thrive in a fast-paced environment, and enjoy owning complex systems from end to end, we'd like to meet you. To succeed, you should have a strong problem-solving mindset, deep technical expertise across server and network environments, and the ability to communicate clearly with both technical peers and non-technical clients. Ultimately, you will ensure the stability, security, and performance of client infrastructure while delivering exceptional service.

Responsibilities

• Administer and maintain Windows Server environments including Active Directory, Group Policy, DNS, DHCP, and file/print services across multiple client environments
• Deploy, configure, and manage virtualization platforms (VMware, Hyper‑V) and cloud infrastructure (Microsoft Azure, Microsoft 365)
• Design and implement network infrastructure including switches, routers, firewalls, VPNs, and wireless systems
• Manage and monitor client backup and disaster recovery solutions, ensuring RTO/RPO targets are met
• Lead server provisioning, migrations, upgrades, and decommissions
• Perform proactive monitoring and maintenance of client systems using RMM tools; identify and resolve issues before they impact the client
• Create, maintain, and improve technical documentation and processes
• Provide escalation support for Level I/II technicians and assist with mentoring on complex infrastructure issues
• Audit client environments for security vulnerabilities and compliance gaps; implement remediation plans
• Participate in after‑hours on‑call rotation and respond to critical infrastructure incidents
• Collaborate with vCIO and project teams to scope, plan, and execute infrastructure projects
• Establishing, recommending and implementing policies to ensure quality, timely and efficient design of customer oriented services
• Handling escalated issues from customers
• Analyzing existing operations and scheduling training sessions and meetings to discuss improvements
• Motivating staff and creating a space where they can ask questions and voice their concerns

Requirements

• 4–6 years of experience in a systems administration or infrastructure role, preferably in an MSP environment
• Bachelor's Degree or College Diploma in a relevant field preferred
• Microsoft certifications (MCSA, AZ‑104, MS‑102) or equivalent experience required
• Hands‑on experience with Windows Server (2016/2019/2022), Active Directory, and Microsoft 365 administration
• Solid understanding of networking fundamentals: switching, routing, firewalls, VLANs, VPN, TCP/IP, DNS, DHCP, QoS, and VoIP
• Experience with virtualization platforms (VMware ESXi, Hyper‑V) and cloud platforms (Azure, AWS)
• Familiarity with backup technologies (Datto, Veeam, Acronis) and disaster recovery planning
• Excellent communication skills with the ability to translate technical concepts for non‑technical stakeholders
• Ability to manage multiple client environments simultaneously with minimal supervision
• Valid driver's license and reliable transportation required for occasional on‑site client visits
• Ability to participate in after hours on‑call rotation

Compensation/Benefits

• Ten paid holidays per year
• Paid time off
• Paid Sick time
• 401(k) with matching
• Health insurance
• Dental insurance
• Vision insurance
• Volunteer time off
• Casual work environment
• Cell phone reimbursement
• Professional development assistance
• Referral program