The future is now, Willdan is “Envisioning the Future” of clean energy and infrastructure as well as Sustainability through our work with cities, buildings, and transportation. Willdan is a national leader in energy, engineering, and software consulting services. Since 1964, we have provided all aspects of municipal and infrastructure engineering, including building and safety, public works, public financing, planning, and construction management services. We help engineers, facility owners, municipalities, and utilities meet their long-term goals and transition communities to clean energy and a sustainable future.

We are seeking a highly skilled and experienced System Administrator to oversee, manage, and support our IT infrastructure, including servers, storage, virtualization platforms, Microsoft 365, and Citrix environments.

Why Willdan?

Competitive Salary
Comprehensive Medical, Dental, and Vision Insurance
401K + employer match
Employee Stock Purchase Program
Employee Discount Program
Generous Employee Referral Program
Opportunities for Career Growth and Development

Summary

This role plays a critical part in maintaining system stability, performance, and security, while also leading infrastructure improvements, automation initiatives, acquisition integrations, and high-level troubleshooting. The ideal candidate is proactive, detail-oriented, and capable of mentoring junior team members while collaborating cross-functionally across departments.

Responsibilities Include But Not Limited To

Manage, monitor, and maintain on-premises and cloud-based infrastructure (e.g., Windows servers, Hyper-V, AWS/Azure).
Administer and optimize Citrix environments (Virtual Apps and Desktops, Citrix Cloud, ADC, StoreFront) to ensure reliable end-user access and performance.
Support and manage Microsoft 365 services including Exchange Online, SharePoint, Teams, and security/compliance tools.
Lead and execute IT integrations during acquisitions and migrations, including user/workstation/domain onboarding, data consolidation, and system harmonization.
Administer Active Directory, DNS, DHCP, Group Policy, and other core infrastructure services.
Maintain system availability, performance, and scalability through proactive monitoring and tuning.
Implement and maintain security best practices including patch management, access controls, and compliance.
Design, implement, and maintain backup and disaster recovery solutions.
Collaborate with network, security, and application teams to support enterprise initiatives and resolve complex issues.
Automate routine tasks using scripting languages such as PowerShell, Bash, or Python.
Create and maintain system documentation, runbooks, SOPs, and architectural diagrams.
Support audits (e.g., SOX, SOC2, ISO) by providing documentation and ensuring infrastructure compliance.
Provide mentorship and technical leadership to administrators and IT support staff.

Job Qualifications

5–7+ years of experience as a System Administrator or in a similar infrastructure role.
Deep knowledge of Microsoft 365 administration, including Exchange Online, Teams, SharePoint, and compliance tools.
Demonstrated experience in acquisition/merger IT migrations, including identity, email, and file system integrations.
Strong experience with Windows Server environments and Active Directory architecture.
Expertise in Citrix technologies (Virtual Apps and Desktops, Citrix Cloud, Netscaler/ADC).
Proficiency with virtualization platforms.
Understanding of networking fundamentals (TCP/IP, VLANs, firewalls).
Experience with cloud platforms (Azure, AWS), including hybrid configurations.
Familiarity with enterprise backup and disaster recovery solutions.
Scripting and automation skills (PowerShell, Bash, or Python).
Strong documentation, project coordination, and communication skills.
Experience with endpoint management tools (Intune, Jamf). (Preferred)
Familiarity with compliance and governance (SOX, ISO27001, SOC2, NIST, etc.). (Preferred)
Exposure to infrastructure automation tools. (Preferred)

Education And Certifications

Bachelor’s degree in computer science, Information Technology, or related field (or equivalent experience).
Certifications such as Microsoft Certified: Azure Administrator, M365 Enterprise Admin Expert, and Citrix Certified Associate.

Direct Reports

None

EEO Non-Discrimination And ADA Reasonable Accommodation Statement

Applicants are considered for all positions without regard to race, religious creed, color, age marital status, sex, sexual orientation, gender identity, gender expression, citizenship status, national origin, ancestry, religion, military service or veteran status, disability, medical condition, childbirth and related medical conditions, genetic testing, reproductive status or any other classification protected by federal, state or local laws and ordinances. Willdan does not discriminate on the basis of physical or mental disability where the essential functions of the job can be reasonably accommodated. Determinations on requests for reasonable accommodation will be made on a case-by-case basis. If you need reasonable accommodation for any part of the application and hiring process, please notify us.

The Company participates in E-Verify.

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