IT Systems Administrator I - 365 & Networking

Atomica; Goleta (CA); On-site; USD 75,000 - 85,000; Full time

Job summary

Atomica is seeking a System Administrator I to support and maintain the enterprise's systems, software, and network infrastructure, while managing day-to-day help desk operations. The role requires hands-on experience with desktop administration, network systems, and Microsoft 365.

The ideal candidate will be proactive, customer-focused, and capable of delivering reliable IT support in a dynamic environment in Goleta, CA.

Qualifications

• 2+ years of experience in IT systems support or administration.
• Experience with Microsoft 365 administration and desktop environments.
• Familiarity with Active Directory, DELL hardware, and HP/Cisco networking equipment.
• Proficiency in documentation using PowerPoint, Visio, Word, and Excel.
• Strong communication skills with a customer service mindset.
• Ability to adapt to a fast-paced environment and manage multiple priorities.
• Comfortable working independently and within cross-functional teams.

Responsibilities

• Administer Microsoft 365 services, including user access, security settings, and application management.
• Install, configure, and maintain desktop systems running Windows, Linux, and macOS.
• Provide system support for LAN and manage related infrastructure.
• Maintain IT hardware, software, and service inventory.
• Manage internal help desk operations and coordinate with external IT service providers.
• Support cloud-based business applications (CRM, ERP, MES) in collaboration with stakeholders.
• FabOps alpha testing, issue reporting, and user coordination.
• Assist with server and infrastructure configuration to support enterprise operations.
• Ensure consistent system performance and contribute to ongoing maintenance and improvement efforts.

Skills

IT systems support

Microsoft 365 administration

Active Directory

Networking equipment

Documentation tools

Communication

Multi-tasking

Independent work

Education

Cisco CCNA

CompTIA ITIL Foundation

Microsoft Desktop Certification

Tools

PowerShell

Visio

PowerPoint

Excel

Cloud platforms

Backup/Disaster Recovery

Job description

Atomica is seeking a System Administrator I to support and maintain the enterprise's systems, software, and network infrastructure, while managing day-to-day help desk operations. The role requires hands-on experience with desktop administration, network systems, and Microsoft 365.

The ideal candidate will be proactive, customer-focused, and capable of delivering reliable IT support in a dynamic environment in Goleta, CA.