Sales Engineer / Technical Sales Manager

Phenogy Ag; Root; Hybrid; CHF 120,000 - 180,000; Full time

Benefits offered by this job

Flexible work hours

Remote and on-site working

Sustainable office

Job summary

PHENOGY AG in Switzerland seeks a hands-on Technical Sales professional to shape and sell end-to-end battery energy storage solutions. You will translate customer needs into technically feasible, commercially compelling BESS concepts and drive opportunities from qualification to contract closure.

Join a fast-growing, international team, collaborate with Engineering and Product Management, travel internationally, and help accelerate sustainable energy transitions while safeguarding margin through

Qualifications

• Must have proven experience in technical sales, sales engineering, application engineering or solution sales for BESS, renewables, power electronics or industrial energy solutions.
• Sound understanding of BESS (batteries, inverters, system integration, controls, EMS) and applications such as peak shaving, self-consumption, renewable integration, backup power and market participation.
• Experience building customer business cases and communicating the financial value of technical solutions.
• Experience with tenders, technical specifications, proposals and negotiations; ability to manage several opportunities and customer projects in parallel.

Responsibilities

• Understand customers & develop solutions
• Analyse business models, load profiles, site and grid connection conditions, and investment criteria
• Identify technical limitations and execution risks early and keep customer expectations realistic
• Define scope, effort and cost of customisation and how it is recovered
• Identify lighthouse references and turn them into repeatable offerings and follow‑on business
• Win profitable business
• Own opportunities from qualification through proposal and negotiation to contract closure
• Drive customer relationship in all forms (workshops, project opportunities, tenders, …)
• Build business cases (TCO, payback, ROI) and optimise configuration, scope and pricing; apply disciplined bid/no‑bid decisions
• Feasibility & handover
• Validate delivery feasibility with Engineering, Operations, Service
• Hand over complete specifications, exclusions, risks and acceptance criteria to the delivery team
• Voice of the customer & sales discipline
• Feed structured customer, competitor and win/loss insights into Product Management and Engineering; support new product introductions
• Keep CRM and rolling forecast accurate; protect margin through scope control and sound payment milestones

Skills

Proven experience in technical sales

Strong communication skills

Customer relationship management

Fluent German and English

Willingness to travel internationally

Education

Degree in electrical, energy or industrial engineering

Job description

PHENOGY AG is a leading innovator of battery energy storage technologies and solutions for the green electrification of the planet. Our team members work on future-proof and sustainable battery systems that are powerful, safe, and robust – with circularity as a central principle. Our technology partner network spans leading battery research institutes. PHENOGY is an environmentally and socially conscious enterprise. We are committed to fostering prosperity for the people and our planet, ensuring sustainable growth – starting in the area of our greatest expertise and impact: energy storage solutions.

We energize the future.

PHENOGY is seeking curious, entrepreneurial-minded energy pioneers to help shape our vision, systems, and growth; playing a key-role as we launch into our ambitious future. If you're inspired by our mission, values, and drive to change how we energize the future — we'd love your application.

About PHENOGY

PHENOGY develops and commercializes battery energy storage systems (BESS) and is scaling fast. Our strategic partnership with Heidelberger Druckmaschinen AG provides the industrial backbone – from procurement and manufacturing to installation and service. As we scale rapidly and internationally, we are building a strong Technical Sales team.

Your Role

You connect customer requirements, PHENOGY's technology and profitable commercial execution. You turn customer needs into technically feasible, commercially attractive BESS solutions and independently drive opportunities to contract closure.

Your Tasks & Responsibilities

• Understand customers & develop solutions
• Analyse business models, load profiles, site and grid connection conditions, and investment criteria
• Identify technical limitations and execution risks early and keep customer expectations realistic
• Customisation & lighthouse projects
• Define scope, effort and cost of customisation and how it is recovered: direct payment, volume-based recovery or approved strategic investment
• Identify lighthouse references and turn them into repeatable offerings and follow‑on business
• Win profitable business
• Own opportunities from qualification through proposal and negotiation to contract closure
• Drive customer relationship in all forms (workshops, project opportunities, tenders, …)
• Build business cases (TCO, payback, ROI) and optimise configuration, scope and pricing; apply disciplined bid/no‑bid decisions
• Feasibility & handover
• Validate delivery feasibility with Engineering, Operations, Service
• Hand over complete specifications, exclusions, risks and acceptance criteria to the delivery team
• Voice of the customer & sales discipline
• Feed structured customer, competitor and win/loss insights into Product Management and Engineering; support new product introductions
• Keep CRM and rolling forecast accurate; protect margin through scope control and sound payment milestones

Must-haves

• Degree in electrical, energy or industrial engineering or a comparable field – equivalent practical experience is equally relevant
• Proven experience in technical sales, sales engineering, application engineering or solution sales for BESS, renewables, power electronics or industrial energy solutions
• Sound understanding of BESS (batteries, inverters, system integration, controls, EMS) and applications such as peak shaving, self‑consumption, renewable integration, backup power and market participation
• Experience building customer business cases and communicating the financial value of technical solutions
• Experience with tenders, technical specifications, proposals and negotiationsAbility to manage several opportunities and customer projects in parallel
• Fluent German and English
• Willingness to travel internationally

Nice-to-haves

• Experience turning first customer projects into repeatable solutions or broader market opportunities
• Familiarity with software and service business models
• Project management experience in renewable energy or storage

We offer you:

• Join a high‑caliber environment that enables you to develop your full potential, shape your job, and take ownership.
• Participate in the development of PHENOGY and inspire the world to transition to sustainable energy.
• Become part of our eco‑passionate expert team - a first‑class team all around.
• Benefit from flexible work hours as well as remote and on‑site working in a modern sustainable office
• Enjoy various events, an amazing coffee machine, and the occasional coffee from our CEO (acting Barista)

At PHENOGY, we highly value diversity, equality, and inclusion. It makes our company stronger.

Our philosophy: one mindset, many minds.