Senior Power Systems Engineer - Interconnection Studies

Atwellgroup; Atwell (NY); On-site; USD 100,000 - 180,000; Full time

Benefits offered by this job

Health insurance

401K match

Tuition Assistance

Paid Time Off

Job summary

Atwell, LLC is actively expanding its Power & Energy team and seeks a Senior Electrical Engineer to support interconnection and power system studies for utility-scale solar, wind, BESS, substations, and transmission projects nationwide.

You will lead and perform studies using PSSE/PSCAD/PSLF/ETAP, develop models, validate data, and coordinate with clients and internal teams to deliver robust, compliant engineering deliverables.

Qualifications

• Bachelor’s Degree in Electrical Engineering from an ABET-accredited program.
• Strong experience supporting interconnection studies and power systems analysis.
• Experience with PSSE, PSCAD, PSLF, ASPEN, PowerWorld, ETAP, SKM, CYME, EMTP, or similar.
• Experience performing dynamic studies, model development, or renewable system analysis for high-voltage or utility-scale projects.
• Strong understanding of power system behavior, inverter-based resources, and grid interconnection requirements.
• Familiarity with ISO/RTO processes such as ERCOT, MISO, SPP, PJM, CAISO, or similar is a plus.
• PE license is a plus, but not required for the right candidate.

Responsibilities

• Lead and support interconnection and power system studies for utility-scale renewable and high-voltage power projects
• Perform and review studies in PSSE, PSCAD, PSLF, ASPEN, PowerWorld, ETAP, SKM, CYME, EMTP, or similar tools
• Conduct a range of analyses including: Load flow, Short circuit, Dynamic analysis, Transient studies, Renewable model tuning, Fault analysis, Voltage and frequency ride-through evaluations, Grid disturbance and system performance assessments
• Develop, review, and refine power system and renewable plant models for interconnection applications
• Support model validation, benchmarking, quality checks, and parameter tuning to align with utility, ISO/RTO, and regional performance requirements
• Evaluate and support projects across solar, wind, BESS, substations, transmission, and distribution
• Prepare and review technical deliverables including study reports, design criteria, specifications, study documentation, scopes of work, and other engineering packages
• Participate in client meetings, technical discussions, occasional site visits, and field walkdowns
• Support proposal efforts, technical approach development, and estimating for new project opportunities
• Ensure studies and engineering deliverables align with applicable codes, standards, utility requirements, and internal quality expectations
• Stay current with regulatory changes, grid codes, ISO/RTO requirements, and evolving standards related to interconnections and inverter-based resources
• Contribute to the improvement of internal workflows, tools, and methods that help streamline studies, model checks, and engineering efficiency

Skills

Power systems analysis

Interconnection studies

Grid behavior understanding

Education

Bachelor’s Degree in Electrical Engineering

Tools

PSSE

PSCAD

PSLF

ASPEN

PowerWorld

ETAP

SKM

CYME

EMTP

Job description

Atwell, LLC is actively expanding its Power & Energy team and seeks a Senior Electrical Engineer to support interconnection and power system studies for utility-scale solar, wind, BESS, substations, and transmission projects nationwide.

You will lead and perform studies using PSSE/PSCAD/PSLF/ETAP, develop models, validate data, and coordinate with clients and internal teams to deliver robust, compliant engineering deliverables.