Position: Principal System Studies Engineer – Power Systems Mitsubishi Electric Power Products, Inc. (MEPPI) is seeking a highly skilled Principal System Studies Engineer to lead advanced power system studies and support critical infrastructure projects. This role is responsible for performing complex analyses, advising on system planning and mitigation strategies, and delivering technical insights that ensure grid reliability and performance. This is a key role for an experienced engineer who thrives in analytical environments, brings deep technical expertise, and contributes to the future of power system planning and operation. What You’ll Do: Power System Studies & Analysis Perform detailed system studies including steady-state power flow, contingency analysis, and system impact assessments. Support transmission planning, interconnection studies (load and generation), and mitigation strategy development. Conduct system modeling, simulation, and analysis using industry-standard tools. Technical Leadership & Reporting Prepare detailed technical reports, study results, and recommendations for internal stakeholders and customers. Provide technical guidance on system performance, reliability improvements, and regulatory compliance. Collaborate with cross-functional engineering teams to integrate findings into project execution. Modeling, Simulation & Innovation Analyze and validate system models, including generation, load, and network configurations. Support development and use of dynamic models, including inverter-based resources (IBRs). Contribute to innovation through continuous learning and application of emerging technologies in grid analysis. Customer & Industry Engagement Interface with customers, consultants, and internal teams to support project delivery and technical discussions. Ensure alignment with regional reliability standards and planning criteria. What You Bring: Required Qualifications & Experience: Experience with PSS®E or PSLF for power system modeling and analysis. Strong background in steady-state power flow studies. Familiarity with NERC standards, WECC, and other ISO/RTO planning criteria. Experience in transmission system mitigation planning, load interconnection, or generation interconnection studies. Proven ability to prepare technical reports and documentation. Demonstrated success in detail-oriented analytical work. Strong written and verbal communication skills. Ability to self-learn, take initiative, and adapt in a technical environment. Working understanding of Python scripts (ability to read and interpret). Preferred Qualifications: Experience using TARA for contingency, flow gate, or deliverability studies (MISO or CAISO). Transient stability analysis experience in PSS®E (preferred) or PSLF. Experience with dynamic modeling of generators, including inverter-based resources (IBRs). Familiarity with ERCOT and CAISO tariff and planning frameworks. Experience with DSA tools (PSAT, TSAT). Experience modeling large dynamic loads. Familiarity with electromagnetic transient (EMT) tools such as PSCAD. Why MEPPI? Comprehensive Health Coverage: 90% company-paid medical, dental, and vision plans Retirement Plans: 401(k) with company match up to 4% Generous Paid Time Off: Vacation accrual after 90 days + 12 paid holidays Career Development: Advanced technical training and education assistance Employee Perks: Profit sharing, wellness programs, and onsite fitness access Join Us At MEPPI, you’ll play a critical role in analyzing and shaping the power systems that support modern infrastructure. As a U.S. affiliate of Mitsubishi Electric, we bring together global innovation and engineering excellence—offering an environment where your technical expertise drives meaningful impact across the energy industry. Equal Opportunity Employer MEPPI welcomes applicants from all backgrounds and is committed to fostering an inclusive workplace. Notice to Agencies and Search Firms MEPPI does not accept unsolicited resumes from agencies or search firms. Any resumes submitted without a signed agreement will become the property of MEPPI.