IT & Security Administrator — Scale Systems & Security

Lumafield; San Francisco (CA); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

Health & wellness stipend

401k

Parental leave

Flexible PTO

Commuter benefits

Company wide events

Job summary

Lumafield, based in San Francisco, CA, seeks an experienced IT & Security Administrator to support day-to-day IT operations while strengthening security and compliance programs. Reporting to the Head of Operations, you’ll maintain endpoint and identity infrastructure, partner with Engineering and Security, and scale IT systems as the company grows.

This hands-on role balances solving technical problems, streamlining processes, and building scalable systems, with responsibilities spanning device

Qualifications

• 3+ years of IT systems administration, endpoint management or IT support.
• Experience with macOS, Windows and Linux environments.
• Experience administering enterprise SaaS platforms and IAM (SSO, MFA).
• Strong communication skills and proactive approach to security and compliance.

Responsibilities

• Provide day-to-day IT support for employees across all offices.
• Manage device lifecycle, provisioning, MDM enrollment and inventory.
• Administer Google Workspace, Rippling and other SaaS tools.
• Manage identities, access requests and lifecycle processes.
• Maintain endpoint security and security tooling (SentinelOne, Vanta).
• Support SOC 2, ISO 27001, ITAR compliance with technical controls and audits.
• Oversee server/infrastructure lifecycle and network equipment.
• Configure AV and conference room tech and improve IT systems continuously.

Skills

IT systems administration

Endpoint management

Identity & access management

Cross-platform support

Security tooling

Communication & collaboration

Automation mindset

Proactive problem solving

Tools

Google Workspace

Rippling

MDM platforms (Kandji, Jamf, Iru)

SentinelOne

Vanta

Kandji

Jamf

Rippling

GitHub

Docker

OPNsense

UniFi

Tailscale

AWS

Job description

Lumafield, based in San Francisco, CA, seeks an experienced IT & Security Administrator to support day-to-day IT operations while strengthening security and compliance programs. Reporting to the Head of Operations, you’ll maintain endpoint and identity infrastructure, partner with Engineering and Security, and scale IT systems as the company grows.

This hands-on role balances solving technical problems, streamlining processes, and building scalable systems, with responsibilities spanning device