[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) AECOM · Bucharest, ROM # Principal Power System Studies Engineer Bucharest, ROM Senior individual contributor Operations Listed on AECOM’s official careers site. Posted October 30, 2026. Check that it is still open and apply there. [Apply on AECOM’s careers site →](https://aecom.jobs/jobs/1F9B0EACC06C4DCDB3A21E419F00928E/job/) [OpenNash Jobs](https://jobs.opennash.com/) / [AECOM](https://jobs.opennash.com/companies/aecom/) / Principal Power System Studies Engineer ## Job description Company Description Work with Us. Change the World. At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations. There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. We're one global team driven by our common purpose to deliver a better world. Join us. Job Description ### Principal Power System Engineer The Principal Power System Engineer is responsible for leading the design, analysis, and optimization of complex transmission and distribution networks, as well as renewable energy plants. This role ensures the safety, reliability, and efficiency of the power grid through advanced engineering studies, innovative technical solutions, and compliance with international standards. Expertise in PSCAD and DIgSILENT PowerFactory is essential for performing in-depth grid simulations, renewable integration studies, and network modelling. ### Key Responsibilities System Design and Engineering: - Design HV/MV power system infrastructure, including substations, transformers studies and reports (harmonics, power quality studies, thermal ratings and loss evaluation) and renewable energy grid connections. ### Perform studies - load flow, short-circuit, arc-flash, and stability analysis. - Ensure designs meet technical, client, and regulatory standards. ### Insulation Coordination Studies - Develop a detailed model of the substation using PSCAD/Digsilent/ ETAP software. ### Perform studies - transformer energization, transient overvoltage, switching overvoltage, fast font overvoltage. - Provide recommendations so that the substation design meets the requirements for Insulation Coordination. ### Grid Compliance Studies for renewables - Develop a detailed model of the plant using PSCAD/Powerfactory software. ### Perform steady state studies - load flow, short circuit, reactive power capability, network losses, power quality etc. - Perform steady dynamic (RMS) and transient (EMT) studies to check the power plant’s response: voltage and frequency stability, fault ride through, change in voltage angle, sub synchronous oscillations etc. - Check to see if the plant’s designs meet technical and regulatory standards. ### Project Management - Plan and coordinate T&D project activities and schedules. - Collaborate with teams, contractors, and Aecom clients. - Prepare reports, estimates, and resource plans for the team. ### Compliance and Standards - Ensure alignment with IEC, IEEE, NERC, and regional codes. - Follow industry best practices and promote safety and quality. ### Documentation and Reporting - Prepare technical documents, drawings, calculation sheets and study reports. - Present findings and recommendations to client meetings and Aecom Lead offices. ### Qualifications Mandatory Qualifications: ### Education - Bachelor’s degree in Electrical Engineering ### Experience - Minimum 5 years of experience in power system design, analysis, or construction within transmission and distribution networks. ### Technical Expertise - Demonstrated hands-on experience with PSCAD and PowerFactory for grid modeling, dynamic simulations, and renewable interconnection studies. ### Skills - Strong analytical and problem-solving abilities, effective communication, teamwork, and a solid understanding of electrical and grid principles relevant to transmission substations and power networks. ### Nice to Have - Prior experience with advanced power system studies related to grid connection (e.g., using ETAP, PSSE, SKM and others). - Experience preparing technical study reports for renewable energy grid connection projects, transient stability studies - Knowledge of protection coordination - Background in technical consulting or acting as a subject-matter expert. - Familiarity with International Standards (IEC, IEEE, ANSI, British and Australian Standards). ### Additional Information At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. _To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment._ ### About AECOM AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. What makes AECOM a great place to work You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines. ### ReqID J10162559 ### Business Line Energy ### Business Group DCS ### Strategic Business Unit Enterprise Capabilities ### Career Area Engineering ### Work Location Model Hybrid ## At a glance - Posted by the employer: Oct 30, 2026 - First seen by OpenNash: Nov 3, 2026 - Last checked: Nov 10, 2026 - Listed for: 11 days - Location: Bucharest, ROM[Apply on AECOM’s careers site →](https://aecom.jobs/jobs/1F9B0EACC06C4DCDB3A21E419F00928E/job/) ## Hiring at AECOM - Open jobs: 5,445 - New in the last 7 days: After two weekly collections - Tracked since: Jul 12, 2026 [All AECOM jobs](https://jobs.opennash.com/companies/aecom/) · [Weekly hiring report](/reports/hiring/) ## More jobs at AECOM ### [Principal Rail Traction Power / Substation Engineer](https://jobs.opennash.com/companies/aecom/jobs/9ca26a006f6b4c1be926/) Bucharest, ROM ### [Principal Secondary Substation Engineer (Protection&Control)](https://jobs.opennash.com/companies/aecom/jobs/ca4067033e27483a39dd/) Bucharest, ROM ### [Principal Structural Engineer T&D Substations](https://jobs.opennash.com/companies/aecom/jobs/0ce9395cdf10e2620623/) Bucharest, ROM ### [Project Controls Analyst](https://jobs.opennash.com/companies/aecom/jobs/b3f0fa2632fd35c10aaa/) Bucharest, ROM ## Similar jobs at other companies ### [Power System Studies Engineer](https://jobs.opennash.com/companies/hitachi/jobs/bad1ee383d2cc31f2f5e/) Hitachi · Västerås, Västmanland County, SE ### [Electrical Engineer - Power System Studies](https://jobs.opennash.com/companies/ge-vernova/jobs/c33eea62a9d4e817a22a/) GE Vernova ### [Power System Studies Engineer](https://jobs.opennash.com/companies/hitachi/jobs/d0271c04a361f4780af4/) Hitachi · Madrid, MD, Spain ### [Senior Power System Studies Engineer](https://jobs.opennash.com/companies/jacobs-solutions/jobs/883eebb201979eead932/) Jacobs Solutions · Calgary, AB ### [Senior Power System Studies Engineer](https://jobs.opennash.com/companies/jacobs-solutions/jobs/be4656a1ed0aa483d741/) Jacobs Solutions · Ottawa, ON [Operations jobs](/functions/operations/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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