The base salary for this position is dependent upon experience and location.

Location: Orange, CT - (In office role, 5 days per week)

Salary range: $103,939.00 to $129,924.00

Job Summary

The Senior Systems Administrator position provides proactive Windows System Administration supporting enterprise IT environments. This role requires deep expertise in Windows Server administration, virtualization, hypervisor-level networking, Active Directory, and Failover Clustering. This role requires prior experience integrating SAN/NAS storage into virtual environments, working with SCCM, participating in Disaster Recovery (DR) drills, and leading infrastructure projects.   

The Senior Systems Administrator reports into Senior Manager – IT Infrastructure. 

Key Responsibilities

• Administers, maintains, and troubleshoots Windows Server environments (2016/2019/2022).

• Configures and manages Hyper-V and Nutanix virtualization platforms.

• Designs and maintains virtual networking within hypervisors (VLANs, virtual switches).

• Integrates SAN/NAS storage into virtual environments in collaboration with the Storage Team.

• Configures and maintains Windows Failover Clusters for high availability and resilience.

• Manages Active Directory, Group Policy, DNS, and DHCP services.

• Utilizes SCCM for software deployment, patching, and asset management.

• Participates in and lead Disaster Recovery drills, ensuring readiness and documentation.

• Leads infrastructure-related projects, including planning, execution, and cross-team coordination.

• Collaborates with vendors for hardware/software procurement, support, and implementation.

• Works with ServiceNOW for incident, change, and request management; maintain accurate CMDB records.

• Provides Tier 2/3 support and participate in on-call rotation.

Required Qualifications

• Bachelor’s degree in computer science, information technology, or a related field and a minimum of 5 years of relevant experience.  An equivalent combination of education and experience may be considered.
• Relevant experience includes experience as a Windows System Administrator in enterprise environments.

• Strong understanding of virtual networking within hypervisors.

• Hands-on experience with Hyper-V, Nutanix, and Windows Failover Clustering.

• Solid knowledge of Active Directory, Group Policy, and domain services.

• Experience integrating SAN/NAS storage into virtual environments.

• Proficiency with SCCM for endpoint and patch management.

• Demonstrated experience with Disaster Recovery drills.

• Proven ability to lead projects and work effectively with vendors.

• Strong communication skills and ability to work independently and collaboratively.

• Strong understanding of virtual networking within hypervisors.

Preferred Qualifications

• Familiarity with ServiceNOW and CMDB practices.

• Exposure to Azure and AWS cloud platforms.

• Certifications, for example MCSA, MCSE, CompTIA Network+, Azure Administrator Associate, or AWS Solutions Architect.

• Prior experience with PowerShell scripting and automation.

• Exposure to cloud migration and hybrid infrastructure strategies.

• Familiarity with ServiceNOW and CMDB practices.

• Exposure to Azure and AWS cloud platforms.

Competencies

Competencies

• Growth & Continuous Improvement

• Initiative & Change

• Focused on Results

• Customer Centric (internal and/or external)

• Communication

• Collaboration

• Leadership (people managers/leaders)

• Growth & Continuous Improvement

• Initiative & Change

• Focused on Results

• Customer Centric (internal and/or external)

• Communication

• Collaboration

• Leadership (people managers/leaders)

Disclaimer

Avangrid is committed to a diverse and inclusive workplace. Avangrid is an equal opportunity employer and does not discriminate on the basis of an individual’s sex, gender, gender identification, gender expression, race, color, religion, national origin, age, ancestry, genetic information, medical condition, physical or mental disability, marital status, sexual orientation, military or veteran status, or other characteristics or conditions protected by law.

Avangrid employees may be assigned a system emergency role and in the event of a system emergency, may be required to work outside of their regular schedule/job duties. This is applicable to employees that will work in Connecticut, Maine, Massachusetts, and New York within Avangrid Network and Corporate functions. This does not include those that will work for Avangrid Power.

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Company:

AVANGRID POWER, LLC

Mobility Information

Please note that any applicant who is not a citizen of the country of the vacancy will be subject to compliance with the applicable immigration requirements to legally work in that country.

At Avangrid we provide fair and equal employment and advancement opportunities for all employees and candidates regardless of race, color, religion, national origin, gender, sexual orientation, age, marital status, disability, protected veteran status or any other status protected by federal, state, or local law.
If you are an individual with a disability or a disabled veteran who is unable to use our online tool to search for or to apply for jobs, you may request a reasonable accommodation by contacting our People and Organization department at careers@avangrid.com.

Avangrid employees may be assigned a system emergency role and in the event of a system emergency, may be required to work outside of their regular schedule/job duties. This is applicable to employees that will work in Connecticut, Maine, Massachusetts, and New York within Avangrid Network and Corporate functions.  This does not include those that will work for Avangrid Power.

Avangrid employees may also be assigned a NERC Reliability Standards compliance role supporting Critical Infrastructure Protection (CIP) and/or Operations and Planning (O&P) responsibilities. This is applicable to employees that will work in electric transmission, operations, and cyber security business areas in Connecticut, Maine, Massachusetts, and New York within Avangrid Network and Corporate business areas. NERC Reliability Standards compliance roles and responsibilities may include additional access protections, training, audit engagement, and required evidence retention, and will be communicated by the employee’s management.

Job Posting End Date:

December-31-2025