{"id":3376175,"url":"https://alion.io/job/aecom-project-engineer-traction-power-and-medium-voltage-3","title":"Project Engineer, Traction Power and Medium Voltage","company":{"id":3394,"name":"AECOM","domain":"aecom.com","url":"https://alion.io/company/aecom","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":74,"open_postings":753,"ghost_share":0.023,"stale_share":0.956,"repost_share":0.023,"time_to_fill_p50_days":35,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sacramento, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":120000,"max":200000,"currency":"USD","period":"year","gross":null,"usd_annual":200000},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[],"status":"live","first_seen_at":"2026-10-27T22:57:53Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-10-29T13:42:09Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Work with Us. Change the World.\nAt 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.\nThere 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.\nWe're one global team driven by our common purpose to deliver a better world. Join us.\n AECOM is seeking a Project Engineer, Traction Power and Medium Voltage, for one of our offices in Sacramento, Fresno, or Bakersfield, CA. This is an on-site role.\nJOB SUMMARY: \nThe Project Engineer, Traction Power and Medium Voltage, provides engineering leadership for traction power, medium voltage distribution, and auxiliary power systems on a major transportation infrastructure project. The position covers 25kV AC traction power systems, traction power substations, switching and paralleling stations, utility interconnections, SCADA, protective relays, transformers, high and medium voltage switchgear, grounding and bonding, traction return, auxiliary power, wayside distribution, emergency and standby power, UPS systems, and electrical metering and monitoring. Responsibilities include reviewing electrical studies, protection schemes, equipment specifications, construction packages, contractor submittals, calculations, and test procedures while coordinating interfaces with OCS, signaling, communications, SCADA, stations, maintenance facilities, civil works, track, operations, and maintenance. The position supports installation, testing, commissioning, and energization activities, with travel of approximately 25-50% along the project alignment throughout the Central Valley, California.\nJOB RESPONSIBILITIES: \nLead engineering coordination and technical oversight for traction power, medium voltage, and auxiliary power systems throughout design, procurement, construction, testing and commissioning, energization, and operational handover\nCoordinate engineering interfaces between traction power, OCS, signaling, communications, SCADA, stations, maintenance facilities, civil works, track, operations, and maintenance teams\nLead technical review of traction power studies, protection schemes, load flow analyses, short circuit studies, grounding studies, equipment specifications, construction packages, and design deliverables\nReview contractor submittals, shop drawings, calculation packages, test procedures, and engineering documentation\nProvide engineering support for 25kV AC traction power systems, traction power substations, switching and paralleling stations, utility interconnection facilities, and traction power SCADA systems\nProvide engineering support for protective relay systems, power transformers, high and medium voltage switchgear, grounding and bonding systems, traction return systems, and power monitoring systems\nProvide engineering support for medium voltage distribution networks, station and maintenance facility power, wayside power distribution, ring main units, distribution transformers, motor control centers, emergency and standby power, UPS systems, low voltage distribution, and electrical metering\nReview engineering deliverables associated with substations, cable routes, duct banks, equipment shelters, and corridor-wide distribution infrastructure\nCoordinate electrical power interfaces supporting signaling, communications, train control, station, maintenance facility, security, and operational control center systems\nSupport utility coordination for transmission, sub-transmission, and distribution service connections, including service applications, interconnection agreements, load studies, protection coordination reviews, and energization authorizations\nProvide technical support for statutory, regulatory, and Authority Having Jurisdiction approvals, and support preparation of responses to regulator comments, permit conditions, and inspection findings\nMonitor construction of substations, utility interconnections, medium voltage distribution systems, and wayside electrical infrastructure, and conduct field inspections to verify compliance with approved designs and standards\nSupport resolution of field issues, design changes, RFIs, utility conflicts, site access constraints, and construction sequencing challenges\nProvide technical leadership for electrical safety, outage planning, energization readiness, commissioning readiness, and operational handover programs\nSupport Factory Acceptance Testing, Site Acceptance Testing, System Integration Testing, protective relay testing, transformer testing, switchgear testing, SCADA verification, and trial running\nSupport defect resolution, corrective actions, punch-list closure, final system acceptance, revenue service demonstration, and operational readiness\n MINIMUM REQUIREMENTS:\nBA/BS + 6 years of relevant experience or demonstrated equivalency of experience and/or education.\nPREFERRED QUALIFICATIONS: \nBachelor's degree in Electrical Engineering or a related engineering discipline\nDemonstrated experience supporting traction power and electrical systems from design through construction, testing, commissioning, energization, and final acceptance\nStrong experience reviewing engineering calculations, technical studies, specifications, and construction documentation\nStrong working knowledge of traction power systems, medium voltage distribution systems, substations, protective relays, utility interfaces, and railway electrical infrastructure\nExperience coordinating contractors, utilities, suppliers, and multidisciplinary engineering teams\nExperience reviewing protection schemes, load flow analyses, short circuit studies, and grounding studies\nExperience supporting utility coordination, interconnection, and energization authorization activities\nExperience supporting Factory Acceptance Testing, Site Acceptance Testing, and electrical commissioning programs\nStrong technical writing, coordination, and stakeholder engagement skills\n10+ years of engineering experience on major transportation, utility, energy, or infrastructure programs\n10+ years of experience delivering traction power, electrical infrastructure, utility, medium voltage, or rail systems projects\nProfessional Engineer (PE) licensure; additional years of relevant experience may be accepted in lieu of licensure\nExperience on high-speed rail projects operating above 125 mph (200 km/h)\nExperience with California High-Speed Rail, HS2, European high-speed rail programs, or comparable large-scale rail programs\nExperience delivering 25kV AC traction power systems\nExperience supporting traction power substations, auxiliary power substations, switching stations, and utility interconnections\nExperience with electrical SCADA systems, power monitoring systems, and integrated railway power management systems\nExperience supporting substation construction, wayside equipment installation, energization planning, and commissioning programs\nExperience supporting integrated testing, revenue service demonstration, and entry into revenue service activities\n Sponsorship is provided for this role.\nRelocation is provided for this role.\nAt 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.\nAbout AECOM\nAECOM 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.\nAECOM 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.\nWhat makes AECOM a great place to work\nYou 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.\nAs an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. 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