Sr. Systems Administrator

Anritsu is a provider of innovative communications test and measurement solutions. Anritsu engages customers as true partners to help develop wireless, optical, microwave/RF, and digital solutions for R&D, manufacturing, installation, and maintenance applications, as well as multidimensional service assurance solutions for network monitoring and optimization. Anritsu also provides precision microwave/RF components, optical devices, and high-speed electrical devices for communication products and systems. The company develops advanced solutions for emerging and legacy wireline and wireless technologies used in commercial, private, military/aerospace, government, and other markets. To learn more visit www.anritsu.com and follow Anritsu on Facebook, LinkedIn, Twitter, and YouTube.

Anritsu is committed to providing a comprehensive and competitive benefits package to all employees. We offer standard benefits such as major medical, vision and dental coverage, life insurance, Employee Assistance Plan, Flexible Spending Accounts, a generous 401(k) Matching Plan, Tuition Reimbursement, and profit sharing. Our benefit package is designed to positively impact all aspects of your life; to help you and your family succeed; and to maintain our status as a “perfect job.” Come find out what Anritsu has to offer you!

As a Sr. Systems Administrator based in Morgan Hill, CA we are looking for a candidate who will be responsible for the design, administration, security, and lifecycle management of our enterprise infrastructure environment. This role owns the day-to-day operation and continuous improvement of our Microsoft cloud platform, on-premises infrastructure, network environment, and endpoint management solutions. The successful candidate will work closely with Security, Service Desk, and business stakeholders to maintain a secure, reliable, and compliant environment while developing practical technology roadmaps that maximize the value of existing investments before introducing new platforms or services. This is a hands-on infrastructure role. We are seeking an individual with demonstrated operational ownership of enterprise systems, not a project-focused consultant, help desk technician, or administrator whose experience is limited to a single technology domain.

Key Responsibilities include:

Cloud Identity & Collaboration

• Own and administer Microsoft 365, Entra ID, Intune, and Azure services, including identity, access management, endpoint compliance, and security controls.
• Develop and maintain governance standards, Conditional Access policies, licensing strategies, and lifecycle management processes.
• Lead cloud modernization initiatives while ensuring operational stability and audit readiness.

Network & Security Infrastructure

• Administer and support enterprise networking and security platforms, including Cisco, Meraki, Palo Alto, VPN connectivity, wireless infrastructure, and site-to-site communications.
• Partner with security teams to implement and maintain network segmentation, firewall policies, access controls, and monitoring capabilities.
• Serve as an escalation point for infrastructure and security incidents.

Data Center & Systems Infrastructure

• Manage on-premises server, storage, virtualization, backup, and disaster recovery platforms.
• Maintain Windows Server environments and lead modernization efforts involving VMware and future virtualization technologies.
• Ensure infrastructure capacity, performance, resiliency, and operational health across multiple sites.

Technology Planning & Operational Excellence

• Develop infrastructure roadmaps, standards, and lifecycle plans aligned to business requirements and budget expectations.
• Identify opportunities to improve security, reliability, and user experience through better use of existing technologies before recommending new investments.
• Support compliance, audit, and regulatory requirements through documented processes, controls, and evidence collection.

This position will be reporting to the Service Desk Manager based in Morgan Hill, California

Requirements:

• BS degree in IT/IS/CSE or equivalent work experience
• Ability to be on call and to respond to emergency issues during off hours
• Ability to occasionally travel to off-site locations to install equipment
• Ability to lift 50lb
• SAP environment experience
• Linux administration
• PowerShell automation and scripting
• Microsoft Defender, Purview, and security technologies
• Multi-site or global infrastructure support experience
• Candidates must demonstrate hands-on operational ownership in most or all of the following areas:

Microsoft Cloud Platform

• Microsoft 365 administration
• Entra ID and Conditional Access
• Intune device management and compliance
• Azure administration and governance

Infrastructure & Networking

• Cisco switching and routing
• Meraki wireless and network management
• Palo Alto firewalls and security policy administration
• VPN and remote connectivity solutions

Systems Administration

• Windows Server administration
• Virtualization platforms (VMware or equivalent)
• Backup and disaster recovery solutions
• Active Directory and hybrid identity environments

Governance & Compliance

• Experience operating within regulated, audited, or compliance-driven environments, including implementation of security controls, access governance, change management, disaster recovery, and audit support.

The annual base salary range for this position is $135,000 - $185,000. Please note that the salary information is a general guideline only. Anritsu Company considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/ training, key skills as well as market and business considerations when extending an offer.

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