# Mechanical Engineer at AES > Open job at AES in Petersburg, United States. Workplace: On-site. Source: RigJobsDirect, https://rigjobsdirect.com/jobs/aes-mechanical-engineer-6co24w0 Posted 3 November 2026. Last checked on the employer's career site: 5 November 2026. ## Facts - Company: [AES](https://rigjobsdirect.com/companies/aes) - Location: Petersburg, United States - Workplace: On-site - Employment type: Full-time - Local language: Not required - Skills: DCS - Not mentioned in the job post: pay, rotation, visa sponsorship, relocation, where you can apply from ## Job description Are you ready to be part of a company that's not just talking about the future, but actively shaping it? Join The AES Corporation, the largest US-based global power company with a team of 8,300 employees across 12 countries. AES has been **ranked #1 by BloombergNEF** in renewable energy sales to corporations in the US and Americas for five consecutive years, providing electricity for **millions of people worldwide.** We are proud to foster a strong workplace culture, earning prominent positions in Great Place to Work™ rankings across the markets where we operate. 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 honoring global leadership in advancing the electric power industry. If you're ready to be part of a company that's not just adapting to change, but driving it, AES is the place for you. We're not just building a more sustainable future, we're powering it. Apply now and energize your career with a true leader in global energy. **TITLE:** Mechanical Engineer **EMPLOYER:** Indianapolis Power & Light Co. **DUTIES:** - Develop and review technical specifications for boiler components, including firing systems, air & gas flue draft systems, pressure part arrangement, fuel gas system and emissions. - Provide technical comments and deficiencies in technical proposals from the bidders and coordinate with others on the project team. - Manage the RFP process for EPC, evaluate EPC proposals, and conduct technical negotiations. - Review vendor submittals during detailed engineering to ensure they meet the technical specifications. - Review the detailed engineering documents such as P&IDs, equipment and system data sheets, layouts, general arrangements, performance guarantees, and ensure their compliance to the technical specifications. - Provide technical support to the construction and commissioning teams during the installation phase. - Work closely with the design team to ensure compliance with all applicable codes and standards. **REQUIREMENTS:** Bachelor’s Degree in Mechanical Engineering or a related field plus 5 years of experience in Power Generation Construction, Operation, Project Development, or a related field Job requires (5) years of experience in each of the following: - Develop and review technical specifications for boiler components, including firing systems, air & gas flue draft systems, pressure part arrangement, fuel gas system and emissions. - Provide technical comments and deficiencies in technical proposals from the bidders and coordinate with others on the project team. - Review the detailed engineering documents such as P&IDs, equipment and system data sheets, layouts, general arrangements, performance guarantees, and ensure their compliance to the technical specifications. - Strong communication skills to effectively facilitate training programs and technical discussions between contractors and operation/maintenance teams - Experience in conducting Computational Fluid Dynamics analysis and implementing recommendations to address engineering process irregularities. - Experienced in operating and maintaining power plant facilities, including testing and starting up systems and equipment such as boilers, turbines, balance of plant equipment, and DCS operation. **LOCATION:** 6925 N State Road 57, Petersburg, IN 47567 **TO APPLY**: E-mail resume to [applicationsUS@aes.com](mailto:applicationsUS@aes.com). Please reference Job Code 10378539. 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. ## How to apply Apply on the job page, https://rigjobsdirect.com/jobs/aes-mechanical-engineer-6co24w0: its Apply button opens the employer's own application page. ## More jobs from AES - [Planner II](https://rigjobsdirect.com/jobs/aes-planner-ii-9yohdlg): AES, Indianapolis, United States. On-site. Posted 4 November 2026. - [Team Leader - Power Plant Operations](https://rigjobsdirect.com/jobs/aes-team-leader-power-plant-operations-utnuiia): AES, Indianapolis, United States. On-site. Posted 4 November 2026. - [Senior Engineer, High Voltage Development](https://rigjobsdirect.com/jobs/aes-senior-engineer-high-voltage-development-0135blq): AES, Arlington, United States. Hybrid. Pay: $113k–142k / year. Posted 4 November 2026. - [Planning Engineer - Indiana](https://rigjobsdirect.com/jobs/aes-planning-engineer-indiana-s5vybmh): AES, Petersburg, United States. On-site. Posted 4 November 2026. - [Senior Engineer, High Voltage Development](https://rigjobsdirect.com/jobs/aes-senior-engineer-high-voltage-development-17zbx07): AES, Arlington, United States. Hybrid. Pay: $113k–142k / year. Posted 4 November 2026.