Senior Development Engineer AES Corporation $113,000.00 - $141,525.00 / yr life insurance, parental leave, paid time off, sick time, 401(k) United States, Missouri, Kirksville Sep 14, 2026 Are you ready to be part of a companythat'snot just talking about the future, but actively shaping it? Join The AES Corporation, the largest US-based global power company witha teamof 8,300employees across 12 countries. AES has beenranked #1 byBloombergNEFin renewable energy sales to corporations in the US and Americas for five consecutive years, providing electricityformillions of peopleworldwide. We are proud to foster a strong workplace culture, earning prominent positions in Great Place to Work rankings across the markets where weoperate. AES was also named one of the World's Most Ethical Companies for the 13th consecutive year in 2026, highlighting our dedication to integrity, transparency, and responsible business practices. Our spirit of innovation continues to earn industry recognition. AES is the only seven-time winner of the Edison Electric Institute's Edison Awards in the twenty-first century, a distinction honoringglobal leadership in advancing the electric power industry. Ifyou'reready to be part of a companythat'snot just adapting to change, but driving it, AES is the place for you.

We'renot just building a more sustainable future,we'repowering it. Apply now and energize your career with a true leader inglobalenergy. AES is seeking a Senior Development Engineer to drive solar PV and integrated battery energy storage system (BESS) project development across the US and Internationally, with the goal of increasing our portfolio of owner-operated commercial, industrial and utility scale renewable power plants. The Sr. Development Engineer will work with a team to qualify new solar and battery storage project opportunities, perform technical due diligence on project practicality, and respond to RFPs from utilities, municipalities and others for the procurement of renewable energy.

Project work will be focused on preliminary design evaluation, coordinating closely with the Business Development, Execution and Finance teams. The successful candidate will have a depth of experience in the design, engineering and analysis of photovoltaic systems and battery storage systems, ranging in capacity from 2MW to 500MW. Experience in proposal generation and financial metrics for PV systems and Power Purchase Agreements is preferred. The position requires up to 15% travel to project locations and partner offices. Key Responsibilities Business Development Support Energy production modeling for projects in development (PVSYST, Helioscope, Plant Predict)

Battery dispatch modeling for projects in development (Excel, Matlab)

Site evaluation (remote and in-person) for project suitability

Project pricing and value engineering exercises with an Estimator

Create preliminary plant designs, site layouts, single lines.

Recommend primary project equipment (inverters, PV modules, racking, batteries, etc.)

Technical diligence for new project opportunities, assessing accuracy and feasibility of third-party provided production estimates, site plans, product documentation and meteorological data

Support for RFPs, Greenfield Development, and Acquisition conceptual to 30% design studies

Development of technical deliverables for RFP responses and proposals, both by self-performing, and coordinating external consultants Growth and Leadership Improve and develop processes and products for more accurate and efficient evaluation of projects

Work with team on changing trends in project development

Work on and expand vendor review and approval process, leveraging AES DE Procurement team

Participate in AES DE's growth planning process by contributing to continuous process improvement task forces and other strategic planning activities

Contributing to innovation Skills and Qualifications Primary Qualifications Undergraduate degree in engineering or equivalent technical field

5+ years of experience in renewable energy project development, design, analysis and construction

Proficiency with common renewable energy system modeling tools and packages, such as PVSYST, HOMER, SAM, Helioscope and Plant Predict

Proficiency with common CAD tools such as AutoCAD

Proficiency with MS Office applications, advanced Excel skills "Plus" Qualifications Proficiency with utility power systems

Master's degree in engineering (MS) or business (MBA)

NABCEP PV

Installation Professional or PV Design Specialist certification

OSHA 10hr or comparable job-site safety certification

SketchUp/Skelion mastery

AES is an Equal Opportunity Employer who is committed to building strength and delivering long-term sustainability through diversity and inclusion. Respecting all backgrounds, differences and perspectives enables us to improve the lives of our people, customers, suppliers, contractors, and the communities in which we live and work. All qualified applicants will receive consideration for employment without regard to sex, sexual orientation, gender, gender identity and/or expression, race, national origin, ethnicity, age, religion, marital status, physical or mental disability, pregnancy, childbirth, or related medical condition, military or veteran status, or any other characteristic protected under applicable law.

E-Verify Notice:

AES will provide the Social Security Administration (SSA) and if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization. The expected salary for this position, at commencement of employment, is between $113,000 and $141,525/year; however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. The total compensation package for this position also includes annual bonus. The benefits offered for this position are: medical, dental, and vision coverage, life insurance, 401(k) eligibility, and paid time off (including vacation, sick leave time, and parental leave). Details of participation in these benefit plans will be provided if a candidate receives an offer of employment. If hired, employee will be in an "at-will position" and the Company reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors. Apply by clicking the application link below and submitting your information. The deadline to apply for this role is 10/11/2026