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Senior Systems Engineer

Job in San Diego, San Diego County, California, 92189, USA
Listing for: RIVO Holdings, LLC
Full Time position
Listed on 2026-09-09
Job specializations:
  • IT/Tech
    Systems Administrator, Cloud Computing: Infrastructure & Operations, Windows Server, Azure
Salary/Wage Range or Industry Benchmark: 110000 USD Yearly USD 110000.00 YEAR
Job Description & How to Apply Below
  • Compensation: USD 110000 - USD 140000 - yearly
Company Description


** This is a fully on-site role. Hybrid/remote work is not available at this time.

** We are unable to sponsor or take over sponsorship of an employment Visa at this time.

RIVO is looking for a proactive, technically strong Senior Systems Engineer to join our IT team. In this role, you’ll administer and secure our Microsoft-based infrastructure and Fortinet network environment, spanning

Hyper-Vservers,Azure cloud infrastructure,a multi-tenant Microsoft 365 and Azure cloud environment, and enterprise network security, while building automation that keeps our team running on reliable, well-managed, and secure technology.

If you're looking for an opportunity to leverage your Microsoft cloud expertise, expand your infrastructure and security skills, and contribute to a growing organization that values innovation and continuous improvement, we'd love to hear from you!

Job Description

What You'll Do

Systems & Infrastructure

  • Administer and maintain Windows Server environments, Active Directory, DNS, DHCP, and Group Policy.
  • Support Microsoft 365 services including Exchange Online, SharePoint, Teams, and One Drive across a multi-tenant environment.
  • Manage identity and access through Entra  (Azure AD), including MFA, conditional access, and cross-tenant collaboration architecture.
  • Administer Hyper-V virtualization and Azure infrastructure, including virtual networks and site-to-site VPN connectivity.
  • Monitor server, network, and storage performance and backups, and troubleshoot issues proactively.

Network & Security

  • Administer and harden Fortinet firewall, switch, and wireless infrastructure (Forti Gate,Forti Switch,FortiAP), including VPN configuration.
  • Monitor security logs, investigate incidents, and coordinate vendor escalations as needed.
  • Apply security patches, updates, and endpoint protection (Microsoft Defender) across servers and workstations.
  • Support device management and compliance policies through Microsoft Intune, including mobile device management for BYOD.
  • Track and drive remediation of Microsoft Secure Score findings.
  • Follow best practices for data protection, access control, and disaster recovery, including Microsoft 365 backup solutions.

Automation & Integration

  • Develop Power Shell and Microsoft Graph API scripts to automate administrative and monitoring tasks.
  • Build and maintain Power Automate workflows to support business process automation.
  • Support SAML/SSO integrations between Entra  third-party applications.
  • Application and policy deployment using both

    Microsoft

    Intune and Microsoft Defender

Operational Support

  • Provide Tier 2/3 support for escalated help desk tickets.
  • Document systems, processes, and procedures for the IT team.
  • Manage user account provisioning/deprovisioning and hardware lifecycle.
  • Partner with IT and Security teams on projects and infrastructure upgrades.
  • Assist with vendor management, escalations, and software license management.
Qualifications

What We Look For

  • 5+ years of experience as a systems administrator in a Windows/Microsoft environment.
  • Hands-on experience with Windows Server, Microsoft Intune, Entra, Microsoft Azure Subcriptions, and Hyper-V virtualization.
  • Strong working knowledge of Microsoft 365 and Entra  (Azure AD) administration, including multi-tenant environments.
  • Hands-on experience administering Fortinet or similar enterprise firewall, switching, and wireless infrastructure.
  • Solid scripting/automation skills, including Power Shell and Microsoft Graph API.
  • Experience with networking fundamentals: switching, routing, VPNs, and firewalls.
  • Experience with backup and disaster recovery tools, including Microsoft 365 backup solutions.
  • Experience investigating and documenting security incidents.
  • Strong problem-solving and critical thinking abilities.
  • Excellent interpersonal, verbal, and written communication skills.
  • Excellent attention to detail, time management, and organizational skills.
  • Microsoft certification (MS-102, AZ-104, or similar) and/or Fortinet NSE certification a plus.
Additional Information

Company Benefits

  • Childcare & Family Support:Receive up to $5,000 annually in childcare reimbursement to ease the balancing act…
Position Requirements
10+ Years work experience
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