Senior System Administrator

At Zygo, your skills and insights will be integral to our core values of curiosity, collaboration, and persistence. For over 50 years, Zygo Corporation in Middlefield, CT, has been a global leader in designing and manufacturing advanced optical metrology systems, ultra-precise optical components, and complex electro-optical systems and assemblies. Join our team, where your expertise will drive cutting-edge solutions, address complex technical challenges, and uphold the highest standards of precision and safety.

As a Senior Systems Administrator, based in Middlefield (CT), you will play a critical role in designing, implementing, and maintaining our IT infrastructure, ensuring reliability, scalability, and security across Windows-based environments, virtualization platforms, and networking systems.

KEY RESPONSIBILITIES

• Design, install, configure, and maintain Windows servers, storage systems, and related infrastructure.
• Administer and support VMware vSphere/ESXi environments, including provisioning, performance tuning, and troubleshooting.
• Manage Veeam Backup & Replication for data protection and disaster recovery.
• Administer Active Directory in multi-domain environments, including GPOs, DNS, DHCP, and DFS.
• Configure, monitor, and troubleshoot Cisco and Aruba network infrastructure (routing, switching, VLANs, IP subnetting, 802.1Q trunks).
• Support and maintain Ubuntu Linux servers and services.
• Implement monitoring, configuration management, and reporting tools for proactive system management.
• Develop and execute project plans, risk assessments, and contingency strategies.
• Document best practices, procedures, and system configurations.
• Provide after-hours support for infrastructure emergencies and occasional weekend maintenance.
• Mentor and cross-train team members on emerging technologies.

REQUIREMENTS AND QUALIFICATIONS

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• Microsoft Certification (e.g., MCSE) or equivalent preferred.
• Expertise in Active Directory, DNS, DHCP, DFS, and Group Policy.
• Strong experience with PowerShell scripting and automation.
• Advanced knowledge of Windows Server and desktop OS.
• Experience managing environments with 75+ Windows servers and performing Windows and SQL Server upgrades.
• Solid understanding of LAN/WAN networking, including routing, switching, and VLAN configuration.
• Experience with SAN/NAS storage systems and protocols (iSCSI, NFS, SMB).
• Excellent communication, documentation, and organizational skills.
• Ability to manage multiple projects in a dynamic environment.
• Preferred: Certifications such as VMware VCP, Cisco CCNA/CCNP, Aruba Certified Network Professional, or Microsoft Certified: Windows Server/Active Directory.
• Familiarity with cloud platforms (e.g., Azure) and hybrid environments.

Bring your passion and commitment to Zygo, where we are curious, collaborative, persistent, and confident, and where safety and quality guide every step of our journey. Grow with us as we solve complex challenges, inspire confidence, and drive excellence in manufacturing.

Are you ready to expand the boundaries of possibility, simplify the complex, and embody the values that define our success? We welcome your unique perspective and invite you to join us!

We offer competitive compensation, benefits, retirement (401k), and paid time off programs. Compensation and position level will be set based on experience.

*Due to the nature of Zygo's programs and products, applicants must have the legal right to work in the US and additionally must be legally authorized to access export-controlled information and source code.