Senior Systems Engineer Santa Monica, CA - Hybrid

Rubin Postaer and Associates, Inc.; Santa Monica (CA); On-site; USD 110,000 - 130,000; Full time

Job summary

Rubin Postaer and Associates, Inc. is seeking a hands-on Senior Systems Engineer to lead infrastructure, cybersecurity, endpoint management, and cloud operations from our Santa Monica IT team.

You will own day-to-day operations while contributing to long-term initiatives like Nutanix adoption and cloud transformation across AWS and Azure. The role emphasizes both operational excellence and strategic technology programs, with emphasis on security, governance, and resilience across on-prem and

Qualifications

• 5+ years of experience in Systems Engineering, Infrastructure Engineering, or related roles.
• Experience with VMware virtualization technologies.
• Experience with backup and disaster recovery solutions.
• Experience administering enterprise storage platforms.
• Experience with Microsoft 365, Entra ID, and Intune.
• Experience with enterprise security platforms and vulnerability management.
• Strong troubleshooting and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to manage multiple projects and priorities simultaneously.

Responsibilities

• Administer and maintain VMware and Nutanix environments.
• Manage Windows and Linux server infrastructure.
• Support enterprise storage platforms including NetApp and Quantum.
• Administer backup and recovery solutions using Veeam and BackupExec.
• Maintain disaster recovery infrastructure and documentation.
• Manage Microsoft SQL Server infrastructure and related services.
• Administer SSL certificates and secure file transfer platforms.
• Perform performance tuning, capacity planning, and lifecycle management for infrastructure systems.
• Act as a primary technical resource for cybersecurity initiatives and vulnerability management.
• Manage Jamf Pro for macOS and iOS device administration; Manage Intune and Entra ID environments.
• Support AWS-hosted applications and infrastructure; assist with Azure adoption and hybrid-cloud initiatives.
• Evaluate and migrate on-prem workloads to cloud platforms; implement infrastructure automation and cloud governance.

Skills

Troubleshooting

multitasking

Communication

Tools

VMware

Nutanix

NetApp

Quantum

Veeam

BackupExec

Microsoft 365

Entra ID

Intune

Jamf Pro

Okta

Job description

RPA is seeking a hands-on Senior Systems Engineer to join our IT team and serve as a key technical leader responsible for infrastructure, cybersecurity, endpoint management, and cloud operations.

This role is ideal for an experienced engineer who enjoys both day-to-day operational ownership and strategic technology initiatives. The successful candidate will help maintain and modernize our enterprise infrastructure while contributing to long-term initiatives including Nutanix adoption, cybersecurity maturity, endpoint modernization, and cloud transformation across AWS and Azure.

What You'll Do

• Administer and maintain VMware and Nutanix environments
• Manage Windows and Linux server infrastructure
• Support enterprise storage platforms including NetApp and Quantum
• Administer backup and recovery solutions using Veeam and BackupExec
• Maintain disaster recovery infrastructure and documentation
• Manage Microsoft SQL Server infrastructure and related services
• Administer SSL certificates and secure file transfer platforms
• Perform performance tuning, capacity planning, and lifecycle management for infrastructure systems

Cybersecurity & Compliance

• Act as a primary technical resource for cybersecurity initiatives
• Manage Arctic Wolf MDR and vulnerability management processes
• Participate in security incident response and remediation efforts
• Support SOC2 compliance initiatives and technical audit requirements
• Drive vulnerability remediation and continuous security improvement efforts

Endpoint & Identity Management

• Manage Jamf Pro for macOS and iOS device administration
• Administer Microsoft Intune and Entra ID environments
• Support device compliance, configuration management, and security policies
• Manage identity platforms, MFA, and access controls in Okta
• Maintain endpoint security standards and lifecycle management processes
• Support AWS-hosted applications and infrastructure
• Assist with Azure adoption and hybrid-cloud architecture initiatives
• Evaluate and migrate appropriate on-premises workloads to cloud platforms
• Implement infrastructure automation and cloud governance best practices
• Support backup, recovery, and resiliency initiatives within cloud environments
• Help execute RPA's long-term cloud transformation roadmap

SaaS & Business Systems

• Support Okta identity and provisioning services
• Administer Atlassian platforms including Jira, Confluence, and Bitbucket
• Maintain integrations between enterprise systems and business applications

Required Qualifications

• 5+ years of experience in Systems Engineering, Infrastructure Engineering, or related roles
• Experience with VMware virtualization technologies
• Experience with backup and disaster recovery solutions
• Experience administering enterprise storage platforms
• Experience with Microsoft 365, Entra ID, and Intune
• Experience with enterprise security platforms and vulnerability management
• Strong troubleshooting and problem-solving skills
• Excellent written and verbal communication skills
• Ability to manage multiple projects and priorities simultaneously

Preferred Qualifications

• Experience with Nutanix AHV or HCI platforms
• Experience with AWS and/or Microsoft Azure
• Experience with Jamf Pro and/or InTune MDM administration
• Experience working in SOC2-regulated environments
• Experience supporting CI/CD pipelines and DevOps workflows
• Experience with automation and scripting (PowerShell, Python, Bash)

What Success Looks Like

First 90 Days

• Gain ownership of core infrastructure systems
• Develop familiarity with RPA's security and compliance platforms
• Establish operational documentation and procedures
• Assist with ongoing modernization projects

First Year

• Successfully support Nutanix migration initiatives
• Improve operational efficiency through automation
• Strengthen cybersecurity and compliance posture
• Advance AWS and Azure cloud transformation efforts
• Improve resiliency, disaster recovery, and infrastructure scalability

Salary Range: $110,000 - $130,000 annually

• RPA offers a competitive benefits package including medical, dental, vision, PTO, retirement benefits, professional development opportunities, and exposure to a broad range of enterprise technologies.