System Support Specialist

Summary of Responsibilities

Join a Great Place to Work! The System Support Specialist is responsible for assessing, installing, maintaining, and upgrading vendor applications across the organization. This role troubleshoots complex user application problems, provides functional and technical expertise within multiple business areas, offers consulting support on cross‑functional system issues, and serves as an escalation point for the Service Desk. The Specialist develops business relationships to ensure successful implementation and support of vendor applications.

• Install, upgrade, and support business applications.
• Interact with end‑users to gather requirements, assist with defining project scope, schedule, and technical requirements.
• Prepare documentation (technical support, user training, functional and technical design specifications).
• Troubleshoot applications, perform root cause analysis, and resolve problems.
• Ensure timely and accurate maintenance of ATC’s configuration database for applications.
• Act as liaison between vendors, IT professionals, and end‑users to gather business requests, translate requirements, and make recommendations.
• Proven expertise installing and supporting applications in virtualized environments (Citrix, VMware).
• Familiarity with Active Directory, Service Now, MS Office Application Suite, MS Outlook, SQL Server, and SharePoint.

While we prefer candidates with a background in Computer Science, Management Information Systems, Engineering, or a field related to IT, consideration may be given to individuals with demonstrated progression in relevant work experience.

This position could be located at our Pewaukee, De Pere, or Cottage Grove, Wisconsin offices. We offer flexible work schedules, though this role is not 100% remote and requires relocation to an area close to one of our office locations.

If you’re proactive, adaptable, and driven to contribute to a mission that matters, ensuring power delivery and protecting vital infrastructure, we want you to bring your positive energy to ATC!

The targeted base pay for this position is $87,300 to $101,800 annually. Base pay is one component of our comprehensive total rewards package which includes an annual incentive bonus, employer‑sponsored pension plan, 401(k) match, HSA contribution, life & disability insurance, health care benefits, generous time off plans, flexible work arrangements, and much more.

* The pay range is a general guideline. Employment offers are evaluated individually and consider qualifications, experience, academic achievements, internal equity, and business needs. Pay exceeding the posted range is considered for uniquely qualified candidates. Interested internal candidates, with questions, please consult your Human Resources Business Partner.

Posting Date:

Time Type: Full time

ATC is an equal opportunity employer that seeks to foster diverse teams of talented people working safely together. We respect and embrace diversity of all aspects and hire, train and promote employees without regard to race, color, religion, sex, age, national origin, sexual orientation, disability, genetics, protected veteran status, or any other characteristic protected by law. We encourage women, minorities, veterans and individuals with a disability to apply.

All qualified applicants will receive consideration for employment without regard to any characteristic protected by law.

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