Sr. Systems Administrator

Sr. Systems AdministratorBrown and Riding is seeking an experienced Senior Systems Administrator to support, maintain, and enhance our enterprise technology infrastructure. This is a senior-level technical role responsible for ensuring the reliability, security, performance, and scalability of critical business systems across our organization. The ideal candidate will possess deep technical expertise across server infrastructure, virtualization, storage, networking, cloud services, identity management, and cybersecurity. This individual will serve as a key member of the IT team reporting to the CTO and play a critical role in infrastructure planning, implementation, troubleshooting, and modernization initiatives.Core Technical RequirementsWindows Server AdministrationActive Directory, DNS, DHCP, and Group PolicyMicrosoft Exchange Server and Exchange OnlineMicrosoft Entra ID and Identity GovernanceVMware vSphere, ESXi, and virtual infrastructure managementVeeam Backup & ReplicationStorage Area Networks (SAN), enterprise storage platforms, and data lifecycle managementData protection, retention, replication, and disaster recovery strategiesEnterprise networking including TCP/IP, routing, switching, VPNs, firewalls, and wireless technologiesMicrosoft 365 administration and securityEndpoint management and infrastructure automationCybersecurity, vulnerability management, incident response, and security best practicesPowerShell scripting and automationPosition Requirements - Key ResponsibilitiesDesign, implement, and maintain highly available server, storage, and virtualization environments.Administer and optimize storage infrastructure, including SAN technologies, storage allocation, performance tuning, replication, and capacity planning.Manage enterprise backup, recovery, business continuity, and disaster recovery solutions.Administer Microsoft Exchange, Microsoft 365, Entra ID, and Active Directory environments.Monitor infrastructure health, performance, security, and system capacity.Maintain and secure network infrastructure, including switches, firewalls, VPNs, and related technologies.Lead infrastructure upgrades, migrations, and modernization projects.Implement and maintain security controls aligned with industry best practices.Troubleshoot complex infrastructure, networking, storage, and application issues.Develop technical documentation, standards, procedures, and architectural diagrams.Mentor junior IT staff and serve as an escalation point for advanced technical issues.Preferred QualificationsBachelor's degree in Information Technology, Computer Science, or related field.8+ years of experience administering enterprise infrastructure environments.Advanced experience with VMware, Microsoft server technologies, and enterprise storage platforms.Experience managing Storage Area Networks (SAN), storage arrays, replication technologies, and large-scale data environments.Microsoft, VMware, Cisco, Veeam, Fortinet or security-related certifications are highly desirable.Experience supporting hybrid cloud environments, including Microsoft Azure and AWS.Strong knowledge of cybersecurity frameworks, compliance requirements, and risk management practices.Exceptional troubleshooting, project management, and communication skills.Salary Range: $140,000 to $150,000 annuallyCategory - Information TechnologyLocation - Los Angeles OfficeAbout the Organization - Brown & Riding is a wholesale insurance brokerage committed to our Mission, Culture, and Values.Our Mission: To achieve the best results for our clients by setting the standard of excellence for the wholesale insurance brokerage industry, and build a great firm that attracts, develops, inspires, and retains outstanding people.Our Culture: Makes us unique and a formidable competitor in the marketplace. It allows our clients, markets, and people to build and enjoy an entirely new wholesale experience.Our Values: Our organizing principles. They ground us and provide guidance in the face of adversity. Brown & Riding stands for: TEAMWORK, QUALITY, and PROFESSIONALISM.Exempt/Non-Exempt - ExemptThis position is currently accepting applications. Brown & Riding