Junior IT Systems Administrator (part-time)

Carbon Mapper is a non-profit organization based in Pasadena, CA, focused on reducing greenhouse gas emissions through accessible data. They are seeking a motivated Junior IT Systems Administrator to manage systems administration, support infrastructure, and contribute to security projects on a part-time basis.

Responsibilities

• Administer and support Windows and macOS endpoint devices
• Collaborate with managed service providers and security partners to support departmental objectives and operational needs
• Contribute to systems administration, infrastructure, and security-related projects and initiatives
• Monitor, maintain, and troubleshoot network infrastructure, including switches, firewalls, VPNs, and wireless access points
• Respond to escalated support requests and troubleshoot operating system, connectivity, hardware, software, and application issues
• Assist with patch management, vulnerability remediation, and endpoint security administration
• Support cloud-based environments, including Microsoft 365, Microsoft Entra ID (Azure AD), and/or Google Workspace; manage user accounts, access permissions, and software licensing
• Develop, maintain, and update technical documentation, including runbooks, standard operating procedures, asset inventories, and network diagrams
• Participate in backup validation, disaster recovery testing, and incident response activities
• Assist with device provisioning, configuration, imaging, deployment, and lifecycle management
• Identify, document, and communicate infrastructure risks, service gaps, and opportunities for operational improvement

Skills

• 1–3 years of hands-on systems administration or IT support experience beyond entry-level help desk responsibilities
• Working knowledge of Active Directory and/or Microsoft Entra ID (Azure AD), including user and group administration, organizational unit (OU) management, and basic Group Policy administration
• Experience administering or supporting a mobile device management (MDM) platform such as Addigy, Jamf, or Microsoft Intune
• Understanding of core networking concepts, including TCP/IP, subnetting, DNS, DHCP, VLANs, and routing fundamentals
• Experience supporting Windows 10/11 and Windows Server environments
• Familiarity with firewall and routing platforms such as Cisco, Fortinet, pfSense, Meraki, or similar technologies
• Ability to troubleshoot technical issues using logs, diagnostic tools, and documentation
• Demonstrated ability to document processes, findings, and technical procedures clearly and accurately
• Ability to travel to Pasadena-area locations as needed to support business operations
• Ability to safely lift and move equipment weighing up to 50 pounds, with or without reasonable accommodation
• Interest in expanding technical knowledge and learning new technologies relevant to the role
• Experience administering Microsoft 365 services, including Exchange Online, Microsoft Teams, SharePoint, and Microsoft Intune/Endpoint Manager
• Experience using IT service management (ITSM) or ticketing platforms such as Freshservice, Freshworks, ServiceNow, or similar systems
• Experience contributing to IT projects and initiatives, such as system migrations, platform integrations, infrastructure upgrades, or technology deployments
• Experience administering Linux environments (e.g., Ubuntu, RHEL, CentOS), including command-line operations, service management, scheduling, and permissions administration
• Experience developing or maintaining scripts in PowerShell, Bash, or similar scripting languages to automate administrative tasks
• Familiarity with virtualization platforms such as VMware vSphere, Microsoft Hyper-V, Proxmox, or comparable technologies
• Familiarity with cloud infrastructure platforms, including Microsoft Azure, Amazon Web Services (AWS), or Google Cloud Platform (GCP)
• Experience supporting backup and recovery solutions, including backup validation, restoration procedures, and disaster recovery activities
• Relevant certifications such as CompTIA A+, Network+, Security+, Microsoft AZ-900, MD-102, or equivalent technical certifications

Benefits

• Affordable health coverage (medical, dental, vision)
• A generous time-off policy
• Professional development

Company Overview