Transmission Planning Engineer - Economic Planning

Transmission Planning Engineer

Help shape the future of the electric grid.

At ATC, we're powering communities by planning and building a reliable, forward-looking transmission system. As a Transmission Planning Engineer, you'll play a critical role in solving complex system challenges, influencing long-term grid strategy, and ensuring reliable energy delivery across our region.

In this role, you will evaluate the transmission system, identify future needs, and develop solutions that support reliability, compliance, and economic efficiency. You'll collaborate with internal teams, regional partners like MISO, and industry stakeholders to translate technical insights into meaningful system plans.

• Perform transmission planning studies to evaluate system performance and future needs
• Build, validate, and troubleshoot system models
• Apply FERC, NERC, and MISO standards to planning activities
• Define study methodologies, scenarios, and system drivers
• Develop and recommend cost-effective, reliable transmission solutions
• Partner cross-functionally to align on system needs and priorities
• Prepare clear, defensible technical recommendations and reports
• Support regulatory filings, stakeholder discussions, and planning documentation

• Strong understanding of power systems, including 3-phase AC theory and transmission operations
• Experience with power flow analysis and system modeling
• Ability to interpret and apply industry standards (FERC, NERC, MISO)
• Analytical mindset with strong problem-solving skills
• Ability to translate technical findings into clear, actionable insights
• Bachelor's degree in Engineering, Technology, Mathematics, or related field
• 2+ years of relevant experience (utility or power systems experience preferred)
• Familiarity with transmission system modeling tools, such as PROMOD
• Understanding of electric transmission systems and planning concepts
• Professional Engineer (PE) license a plus

At ATC, your work directly impacts the reliability of the electric grid and the communities we serve. You'll be part of a collaborative, forward-thinking team tackling some of the most important challenges in energy today while building a meaningful and lasting career.

ATC embraces flexibility in our work and our workplace. We trust our employees to get work done where and when it makes sense, depending on the schedule for the day and the needs of the business. If you do not live near one of our offices in Wisconsin, we provide paid relocation.

The targeted base pay for this position is $96,000 to $112,000 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.