The Sounds of Solar

Welcome to The Sounds of Solar, an engineering podcast series packed with questions, insights, and discussions on everything you want to know about engineering and clean energy. Topics range from facts about the solar market, opinions on energy storage, how to interview for engineering positions, studying tips, current events, innovations, conventions and so much more. Our engineering podcast is for anyone who wants to learn more and stay current on the renewable industry (i.e., college students, partners, and engineers).

Check out the latest episodes below, watch us on YouTube, or listen in wherever you stream your favorite podcasts!

Podcast Channels

Ep 61: Graduated. Now What? Real Talk with Renewables' Emerging Engineers

What does the transition from engineering school to the renewable energy industry really look like? In this episode of Sounds of Solar, we hear directly from emerging engineers working in electrical power studies, substations, and civil engineering as they reflect on their first years after graduation. Through candid conversation, they share what surprised them most about professional practice, how classroom fundamentals translate to real-world projects, and why curiosity, mentorship, and asking questions are essential early-career skills.

Ep. 60: Grid Under Pressure - Reengineering Transmission for a High Demand Future

EVS Director of Transmission Ryan Grady breaks down why the U.S. transmission grid is under growing strain. Aging infrastructure, explosive load growth from data centers, and rapid electrification are colliding faster than the grid was designed to handle. Ryan explores how transmission planning, design, and resilience strategies are evolving to maintain reliability while supporting renewable energy growth and long-term system performance.

Ep 59: The Great Alignment: Tales of Tilt, Grade, and Gravity

Solar site design is getting more complex, and the old ways of working are struggling to keep up. In this episode of Sounds of Solar, the conversation explores how tighter timelines, evolving grid demands, and growing project scale are pushing engineering teams to rethink their approach. The episode highlights the importance of earlier decisions, smarter tools, and faster workflows to reduce risk and improve outcomes, offering a forward-looking look at how solar engineering is evolving to meet today’s challenges.

Ep 58: Harvesting Energy: The Future of Agrivoltaics and Dual Use Farming

Agrivoltaics brings farming and solar together in surprising ways. In this episode, the Sounds of Solar team explores how crops, clean energy, and grazing animals can share the same land. From shade-loving berries to sheep and goats with personality, the hosts unpack the benefits, design considerations, and real-world challenges of dual use sites. A light, informative look at an emerging trend reshaping how we think about farmland and renewable energy.

Ep 57: Grid Instability, Global Perspectives, and Why BESS Matters Now

This episode blends personal stories of growing up with blackouts in Kenya and India with a clear look at why battery storage is becoming essential today. The hosts break down how BESS supports grid stability, energy arbitrage, and renewable integration, while touching on policy trends and global energy challenges. With humor and real-world insight, they unpack why battery storage is at the center of the modern energy transition.

Ep. 56: Policy in Motion: How States Keep Energy Growing

This episode features Sarah Whebbe of MnSEIA for a timely discussion on how recent policy shifts are reshaping Minnesota’s clean energy landscape. Sarah explains the impact of HR1, the changing incentives for solar, and why battery storage and virtual power plants remain powerful opportunities. She explores Minnesota’s 2040 carbon-free goal, the rise of agrivoltaics, and the importance of equitable access and community engagement. A clear, insightful look at where renewable energy policy is heading next.

Ep 55: Power Policies: Charting a Course Through Federal Uncertainty

SEIA’s Vice President of Congressional Affairs, Erin Duncan, joins Sounds of Solar to unpack how federal policy is influencing the solar and storage industry. From changing tax credits to the push for domestic manufacturing, she offers a clear view of what’s ahead for renewable energy. Joined by EVS VP Sohan Das, the conversation connects policy to engineering and explores how adaptability and collaboration keep clean energy progress moving forward.

Ep 54: Decoding Scada: Nerve Center of the Renewable Grid

What exactly is SCADA, and why does it matter for the future of renewable energy? EVS SCADA Manager Jason Berger joins the Sounds of Solar hosts to unpack how Supervisory Control and Data Acquisition systems keep the grid stable. From cybersecurity and real-world blackout events to the massive growth challenge ahead, Jason breaks down complex concepts with clarity, analogies, and humor - revealing the unseen systems powering our clean energy future.

Ep 53: Breaking Barriers & Riding the Solar Coaster

In this episode of Sounds of Solar, Brenda Byers, VP of Design Management at McCarthy, shares her journey from aerospace to solar and her insights from 14 years in renewable energy. She discusses the growth of utility-scale projects, the evolving role of women in engineering, and the power of mentorship. Brenda also highlights how new technologies like drones are shaping solar’s future and offers leadership lessons for navigating the industry’s “solar coaster.”

Ep 52: Season 5 Begins - Fresh Faces & Solar Perspectives

Sounds of Solar launches Season 5 with fresh voices and forward-looking insights. Host Chris Bruhn and co-host Prahalad Shivshankaran welcome new panelists Sheridan Henderson, Civil Engineer, and Walelign Kebede, Power Studies Engineer. Together they share personal stories, discuss shifting energy policy, the rise of battery storage, and bold predictions for renewables in 2025. This premiere sets the stage for a season full of innovation, industry perspective, and solar-powered conversations.

Ep 51: Resilience in Renewables: Leading Through Uncertainty

In this season finale of Sounds of Solar, EVS Founder Dennis Kim, VP Sohan Das, and Director Raj Pawar explore the evolution of renewable energy—from EVS’s early leap into solar to today’s challenges and opportunities in battery storage, AI, and grid modernization. They share insights on policy, funding, and technology, and discuss how EVS is helping shape the future of clean energy. A must-listen for anyone navigating the fast-changing world of renewables.

Ep 50: Cabins, Culture & Career Growth: Why Monday’s Don’t Have to Suck!

Sit down with EVS President Andy Kim and Director of HR Divya Divakaran for a candid conversation on what sets EVS apart in a competitive job market. They explore how culture drives recruitment, retention, and innovation—from Gen Z hires to seasoned engineers. Learn how EVS fosters psychological safety, supports remote teams, and turns core values into real-world impact. Whether you're navigating workforce challenges or curious about the future of renewables, this episode offers an inside look at building a purpose-driven team that’s changing the way the world produces power.

Ep 49: The Role of EPCs - Shaping the Future of Solar Energy

Michael Benitez, Senior Director of Engineering at Moss Construction, returns to discuss the evolving world of solar construction, sharing insights on Moss’s EPC approach, the importance of construction-driven engineering, and the challenge of scaling skilled labor. We explore innovations like perovskite panels, the shift to higher voltage systems, and AI’s growing role in design and delivery. From project logistics to the future of battery storage, Mike offers practical perspectives and a candid look at the technologies shaping large-scale solar projects. Tune in for real-world expertise, practical perspectives, and a fun dose of industry camaraderie.

Ep 48: From the Artic to Advocacy: An Explorer's Call for Climate Change

Legendary explorer and environmental advocate Will Steger shares powerful stories from his groundbreaking expeditions, his eyewitness account of climate change, and his lifelong commitment to purpose-driven leadership. We explore the founding of the historic Antarctic Treaty efforts, the vision behind the Steger Center for leadership and innovation, and his outlook on renewable energy and the future of the human spirit. From crossing frozen continents to inspiring global change, Steger offers insights on resilience, community, and building a better world. Whether you're passionate about adventure, sustainability, or leadership, this conversation is one you won’t want to miss.

Ep 47: From Passion to Purpose: Emerging Engineers Share Journey Into Renewable Energy

In this episode of Sounds of Solar, we spotlight three emerging engineers—Franc Pettang, Alyeska Dellinger, and Sam Walker—as they share their journeys into renewable energy. From international moves to career pivots and podcast-inspired job searches, each story highlights the challenges and excitement of starting out in solar. They talk about hands-on learning, mentorship, and finding real purpose in clean energy work. It’s an honest, inspiring look at what it means to grow in a mission-driven industry.

Ep 46: Shepherding Success Through Multi-Disciplinary Project Management

In this special Director's Roundtable episode, host Russell Hamilton talks with EVS veterans Teresa Lassegard, Rob Kack, and Noah Waterhouse about the company's growth—from a small environmental firm to a 200+ person renewables engineering leader. With 75+ years of combined experience, they discuss EVS’s culture, the creation of its Project Management Office (PMO), and what it means to be a one-stop shop for solar and energy clients. Hear how EVS maintains quality, fosters collaboration, and why curiosity and culture fuel its success. A must-listen for engineers at any stage of their career.

Ep 45: The Solar Surge: Navigating Change and Opportunity in the Energy Sector

In this episode of Sounds of Solar, we sit down with Alfredo Espinosa, Senior Vice President of Solar Preconstruction at Moss Construction. Alfredo shares his journey from intern to industry leader, revealing how Moss has grown into one of the top solar contractors in the U.S. We dive into the exponential growth of solar, the evolving energy demand driven by AI and data centers, and the role of EPCs in shaping the future. Alfredo discusses Moss’s innovative approach to workforce development, the importance of strong industry partnerships, and their leadership in SEIA advocacy. With insights on solar preconstruction, grid challenges, and repowering opportunities, this episode is a must-listen for anyone passionate about the future of renewable energy.

Ep 44: Weird Science: Wild Renewable Energy Sources You Won't Believe Exist

Hosts Russell Hamilton and Chris Bruhn take a deep dive into some of the most bizarre yet fascinating renewable energy sources. They discuss body heat-powered buildings, urine-powered batteries, and piezoelectric sidewalks that turn footsteps into electricity. The duo also explores the potential of sound energy, heat-harnessing roads, and gyms that generate power from workouts. Along the way, they share personal anecdotes—including Russ’s leap into sprint car racing—and reflect on career growth in renewable energy. With humor, curiosity, and engaging discussions, this episode offers a fresh perspective on unconventional sustainability solutions. Don’t miss this electrifying conversation!

Ep 43: From Soil to Structure: Exploring the Role of Geotech Engineering

Join us for an insightful conversation with EVS Geotech Manager Erik Johnson on the evolving role of geotech in solar energy. Eric shares his journey from residential and commercial projects to leading geotech for large-scale solar, highlighting the increasing project sizes and the unique challenges of soil testing, frost heave, and pile load testing. He discusses groundbreaking advancements in geotech, such as frost-resistant coatings and improved frost analysis methods. Eric also explores the crucial interplay between geotech, civil, and electrical engineering in solar design. With humor and deep expertise, this episode sheds light on why geotech is both an art and a science. Tune in for a compelling look at the foundation of renewable energy projects.

Ep 42: Drones, LiDAR, and the Future of Solar Survey

Join us as we welcome back Scott Alwin, Survey Manager at EVS as he shares his journey from growing up in a surveying family to leading cutting-edge survey operations in the renewable energy sector. Learn how advancements in LiDAR technology and drone surveying have transformed data collection, improving efficiency and accuracy for large-scale solar projects. Scott dives into the critical role of ALTA surveys, the challenges of massive solar sites, and the future of aerial surveying—hint: it might involve helicopters! This episode is packed with insights on industry trends, surveying best practices, and the importance of embracing technology in renewable energy.

Ep 41: Batteries, Inertia & the Modern Grid: Integration of Renewable Energy

Explore the evolving world of renewable energy with Michael Carlson, Director of Power Studies. Michael shares insights from his extensive experience in wind, solar, and battery energy storage systems (BESS), discussing the grid's shift from centralized to distributed generation. Key topics include the challenges of interconnection, the role of protection coordination, and the potential of long-duration BESS to transform renewables into firm energy sources. Michael also highlights the need for grid upgrades, innovations in HVDC transmission, and emerging solar technologies.

Ep 40: Solar Success: Scaling Teams & Delivering Success

Dive into the growth of solar engineering teams in this latest episode of Sounds of Solar! Hosts Christoph Bruhn and Prahalad Shivshankaran sit down with Raj Pawar, Director of Solar PV and Battery Storage at EVS, to explore how the company grew its solar department from 12 to 36 team members while maintaining top-tier quality and fostering a strong company culture. Raj shares his leadership strategies, including the importance of decentralized decision-making, building a leadership pipeline, and the role of standardized processes in sustaining rapid growth. Whether you’re a solar industry veteran or a newcomer, this episode offers valuable insights into the challenges and rewards of scaling in a competitive industry.

Ep 39: Bridging Solar - Insight into Substations

Dive into the nitty-gritty of substations with Colin Paarmann, EVS Inc.'s substation manager, as we explore how civil and electrical engineering collide to power renewable energy projects across the nation. From collector substations to the art of stepping up voltage, this discussion blends high-level technical insight with a dash of humor.

Ep 38: If Money Was No Object, How We'd Go Green

In this episode of the Sounds of Solar, the boys explore what sustainable living could look like if money weren’t an obstacle. From community solar options to the latest in EV technology, they discuss the complexities of making greener choices and how policy, technology, and personal finances shape the way we approach sustainability. Must hear moments include how cost barriers impact our choices for solar and EVs, the practicalities of community solar for renters and homeowners, and small sustainable actions that add up, from composting to cloth bags.

Ep 37: Minnesota's Road to 100% Clean Energy by 2040 with MN Representative Patty Acomb

Could Minnesota be the unexpected leader propelling the next wave of renewable energy and tech innovation? Join hosts Chris, Russell, and Prahalad, live from MnSEIA’s Gateway to Solar Conference, as they sit down with Minnesota Representative Patty Acomb to explore how groundbreaking policies are transforming Minnesota into a renewable energy powerhouse and attracting major tech companies. Discover how initiatives like the 100% Clean Energy by 2040 mandate, the establishment of the State Competitiveness Fund, and innovative permitting reforms are accelerating solar adoption and drawing hyperscale data centers from tech giants like Meta, Google, and Amazon to the North Star State.

Live from Gateway to Solar: California Solarcoaster

Recording LIVE from the expo floor of MnSEIA's Gateway to Solar conference, the Sounds of Solar podcast hosts speak with MnSEIA Executive Director Logan O'Grady and Bernadette Del Chairo from California Solar & Storage Assoc. (CALSSA) as they 'pull back the curtain' around distributed solar energy, net metering, and the work and lessons learned between California and Minnesota agencies.

Ep 36: Building the Backbone of Solar: Structural Engineering with Abby Reetz

Structural engineering and solar energy - an unlikely pairing? Not for Structural Engineering Manager Abby Reetz. In this episode, we uncover the hidden world of structural engineering in utility-scale solar projects. Abby shares her unexpected transition from traditional building design to the solar industry, offering a unique perspective on the engineering marvels behind massive solar farms, how PV foundations ground the solar revolution, designing for extremes, and striking the perfect balance between cost, efficiency, and longevity.

Ep 35: Season 4 Kickoff! Summer Adventures and Solar Optimism

The boys are back for Season 4! Join Chris, Russell, and Prahalad as they catch up on their summer adventures, from Greek getaways to Portland explorations and Indy car races. Special guest Abby Reetz drops by to dish on the RE+ solar convention in Anaheim, sharing insights on industry trends and the latest tech.

Ep 20: Substations, Reactive Power, and Beer

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Meet OUR Hosts

Chris Bruhn

Structural Project Manager

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Christoph (Chris) is a Structural Project Manager at EVS, where he’s been shaping and refining large-scale solar projects since 2021. In 2023, he added a new role to his toolkit: host of The Sounds of Solar podcast, where he spotlights the people, projects, and ideas driving the renewable energy transition.

With a deep passion for clean energy - especially solar - Chris pairs his engineering expertise with a creative spark that brings fresh perspective to every project.

Outside of EVS, you’ll often find him on two wheels. He’s an avid cyclist with a love for restoring and riding vintage late-80s and 90s GT mountain bikes. When he’s not chasing trails, he’s making music. A lifelong guitarist and performer, Chris has played in bands, recorded fingerstyle guitar albums, and built years of experience in audio production and theatre.

Prahalad Shivshankaran

PV & BESS Engineering Associate IV

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Prahalad Shivshankaran is part of the electrical engineering team at EVS, where he’s been contributing his expertise to solar and storage projects since 2021. Originally from India, he earned his bachelor’s degree at Sastra University before moving to Philadelphia to complete his master’s in electrical engineering — where he was first introduced to the world of renewable energy.

A longtime podcast listener, Prahalad saw hosting The Sounds of Solar as a natural way to combine his curiosity with his passion for learning from industry experts.

Outside of work, Prahalad enjoys hiking, soccer, cricket, and ping-pong. He’s also a percussionist with the South Asian band Penn Sargam. When he and his wife aren’t making music or cheering on their favorite teams, they can often be found traveling and exploring new landscapes across the U.S.

Sheridan Henderson

Civil Engineering Associate III

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Sheridan is a California native who has fully embraced her Minnesota roots, she's a UMN Twin Cities alum and has lived in the city of Minneapolis for the last decade.

As a Civil Project Engineer with EVS since 2021, Sheridan spends her workdays deep in the world of design and problem-solving. When she’s not engineering, Sheridan is all about staying active and having fun. Her daily routine can be a mix of running, cycling, yoga, hiking, and lifting—all balanced with her love for reading, trying new restaurants, and catching the latest EDM show. She is a dedicated foodie with a passion for sushi, poke bowls, hot pot, and Korean BBQ; always looking for a new spot to try.

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Discover exciting job opportunities that allow you to grow and develop your career while working on projects that make a real-world impact. We foster a culture of respect, humility and integrity and are looking for dedicated engineers who want to improve the world, while having fun in the process.

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