Role Description We’re hiring a Product Engineer to work closely with specialty chemical manufacturing customers to deploy AI-powered solutions in real lab-scale and manufacturing environments. This is a highly cross-functional role that combines engineering expertise, customer engagement, data and simulation analysis, and technical problem-solving. You’ll work directly with customer stakeholders - from process engineers to plant leadership - to understand manufacturing challenges, analyze process data, develop simulation models and drive measurable improvements using the Basetwo platform. The ideal candidate is equally comfortable discussing plant or lab-scale operations with process teams, diving into process data using Python, and translating technical insights into customer value. Internally, you will function as the engineering subject matter expert and experienced voice of our customers, via demonstrated project experience across Basetwo’s key focus areas of specialty chemical manufacturing. Externally, you will help onboard enterprise partners by working with their process engineers and other stakeholders to maximize value derived from the Basetwo platform for process development/scale up or quality control initiatives, either through troubleshooting current workflows or architecting new workflows that could bring value to the customer. In collaboration with Sales, Product and Engineering, you will also have the unique opportunity to identify new product use cases, while building and shaping the direction of the Basetwo platform. What You’ll Do - Leading Customer Success Initiatives - Partner directly with chemical manufacturing customers to deploy and scale Basetwo solutions - Lead technical onboarding and implementation of digital twin projects across pilot, lab, and commercial manufacturing environments - Build trusted relationships with process engineers and scientists, operators, and technical leadership teams - Identify opportunities for process scale up/tech transfer, operational improvement, and AI-driven insights - Translate customer pain points into actionable technical solutions and product feedback - Drive successful project execution from initial discovery through deployment and measurable business impact - Technical Problem Solving & Communication - Analyze manufacturing, process, and lab/DoE datasets to uncover process bottlenecks and optimization opportunities - Develop simulations, models, and analytical workflows using Python and the Basetwo platform - Work with industrial data systems and historians to integrate and contextualize manufacturing data - Collaborate closely with product, engineering, and machine learning teams to improve platform capabilities - Communicate technical findings clearly to both technical and non-technical stakeholders - Support troubleshooting and root-cause investigations in complex manufacturing environments - Contribute to continuous improvement initiatives across customer manufacturing operations Qualifications - 5–7+ years of engineering experience in chemical manufacturing - Strong understanding of plant, pilot, and lab-scale chemical manufacturing processes - Passion and a strong ability to use Python for simulation, modelling, and process analysis - Proven ability to understand and analyze process and lab/DoE data - Strong communication skills with the ability to work directly with customer stakeholders - Proactive problem-solver with a demonstrated track record of driving continuous improvement initiatives - Experience working in cross-functional technical environments - Knowledge of enterprise historians such as OSIsoft PI, DeltaV, Wonderware, GE Proficy, or similar industrial systems is valuable Benefits - Work on cutting-edge AI applications in chemical manufacturing - Collaborate with a highly technical and mission-driven team - Solve meaningful problems in chemical production - Gain exposure to leading global manufacturing organizations - Opportunity for ownership and impact in a rapidly growing company - Competitive compensation, equity, and benefits package

• Review pull requests for correctness, readability, maintainability, performance, and security before code is merged • Provide clear, constructive, and actionable written feedback aligned with the client’s engineering standards • Identify architectural concerns, design tradeoffs, and maintainability risks that go beyond syntax or style issues • Escalate complex technical concerns to the client’s tech lead with enough context to support fast decision-making • Enforce API consistency, backward compatibility, and clean integration patterns across services and applications • Spot common security vulnerabilities such as SQL injection, XSS, IDOR, unsafe authentication flows, and insecure data handling • Help maintain consistent code quality across backend, frontend, database, and cloud-native work depending on the assigned client stack • Support a healthy review culture by giving feedback that is professional, specific, and respectful • Deliver reliable pull request review turnaround within agreed async workflows, generally within 24 hours • Document recurring code quality issues and patterns so the team can improve over time

• Own delivery of strategic customer projects, from technical discovery through to production deployment and success measures • Build and deploy complex system integrations, backend services, and data pipelines • Interface with enterprise systems, including data lakes, identity management and access controls solutions, and Product Lifecycle Management (PLM) and Enterprise Resource Planning (ERP) solutions • Stand up CoLab integrations and organize incoming data to enable use in features like AutoReview and Operator • Collaborate directly with customers to understand needs, propose solutions, and guide adoption • Develop targeted solutions that meet the specific Customer's requirements whilst ensuring solutions are designed and developed with our broader customer base in mind. • Bring your extensive knowledge of our Customer's requirements back to the development team for learning.

Role Description We are looking for an eager and energetic Project Development Engineer that is passionate about the energy and sustainability industry. This individual will be a part of a dynamic team, delivering creative facility and energy solutions to our clients. The selected candidate will become a part of a growing organization that is invested in your career growth, with competitive benefits and a diverse project workload. This individual will be shaped to become the next leader in the energy industry. - Performs preliminary and conceptual engineering tasks, including energy analysis and modeling. - Conduct and support ASHRAE Level I and Level II energy audits. - Support business development activities that lead to awarded contracts, including client relationship building, project positioning, teaming arrangements, proposal preparation, and oral presentations. - Manage Microsoft Project® for project scheduling and all related Project Development activities. - Extract utility data from customer bills for energy modeling. - Perform custom engineering calculations and energy modeling using eQuest and Trane Trace 3D®. - Support implementation and commissioning teams by providing required information and data to successfully complete projects. - Apply knowledge of mission-critical systems and terminology to build customer confidence during energy audits, client engagements, and Project Development. - Participate in complex problem solving during energy audits, contributing unique and creative solutions. - Support the timely delivery of project deliverables and adherence to development schedules. - Research, evaluate, and recommend new and emerging technologies for use in future projects. - Perform all duties in alignment with the Company’s vision, purpose, quality objectives, and established policies and procedures. Qualifications - Applicable Bachelor's degree in mechanical, electrical, or a minimum of 5 years’ experience is required. - Additional project development, engineering, and energy related professional certifications are a plus (e.g. LEED-AP, CEM, DBIA, etc.) - Two or more years of progressive project development or implementation experience. - Strong initiative, and interpersonal communications skills required. - Demonstrates engineering and analytical acumen to develop complex solutions and build credibility. - Experience working on complex projects and interdisciplinary teams of professionals. - Moderate regional travel required with possibility of limited national travel. Ability to travel 30 – 50% of the time. - Ability to prioritize multiple projects and tasks to ensure timely delivery of high-quality deliverables. - Demonstrated ability to collaborate with a wide range of stakeholders while delivering excellent customer service in a highly dynamic growth environment. - Ability to work effectively in a fast paced, evolving, entrepreneurial work environment. - Ability to become proficient in energy modeling software, trend analysis reporting, L1 Energy Audit Report generation, CxAlloy software, and Functional Performance Testing. - Travel is a required component of this role and will be necessary to meet job responsibilities. Company Description Willdan is an equal opportunity employer. Applicants are considered for all positions without regard to race, religious creed, color, age marital status, sex, sexual orientation, gender identity, gender expression, citizenship status, national origin, ancestry, religion, military service or veteran status, disability, medical condition, childbirth and related medical conditions, genetic testing, reproductive status or any other classification protected by federal, state or local laws and ordinances. Willdan does not discriminate on the basis of physical or mental disability where the essential functions of the job can be reasonably accommodated. Determinations on requests for reasonable accommodation will be made on a case-by-case basis. If you need reasonable accommodation for any part of the application and hiring process, please notify us. Willdan Energy Solutions participates in E-Verify.