Senior Electrical Engineer - Wastewater Systems

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United States of America
US - CA, Pasadena
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Engineering/Engineering Support
In a world of possibilities, pursue one with endless opportunities. Imagine Next!

When it comes to what you want in your career, if you can imagine it, you can do it at Parsons.  Imagine a career working with intelligent, diverse people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We’ve got what you’re looking for.

Job Description:

Senior Electrical Engineer – Wastewater/Water Treatment – Los Angeles

Opportunity :

Parsons is currently seeking a Senior Electrical Engineer  to be based in our Los Angeles region,  with experience in medium and low voltage power distribution, lighting, grounding, and/or facility systems, and in the preparation of contract documents. The Senior Electrical Engineer will perform a variety of engineering tasks by applying standard engineering techniques and analyses within their discipline. Electrical engineers at this level have experience and an increasing proficiency in the utilization of engineering theories and practices, and Company procedures and quality standards. Typical project assignments are larger in scope and involve engineering calculations, specification development, report generation, BIM (building information modeling), CAE (computer aided engineering), and/or CAD (computer aided design) applications. Work will involve engineering and design of both new facilities and rehabilitating existing facilities. Willingness to travel to supplier, client, and construction site locations is expected. This role allows for remote or hybrid remote based work in California State. Hybrid remote working on a 9/80 schedule ( every other Friday off) is offered.

Responsibilities :

 ·         Licensed Electrical Engineer in the State of California is desirable

·         Good knowledge of the wastewater treatment environment and the nature of design related thereto.

·         Good knowledge of the wastewater treatment environment and the nature of construction related thereto.

·        Specific knowledge in the areas of: Design of substations, main power distribution, and motor control centers (including layout, transformer sizing, automatic transfer switch sizing, bus sizing, breaker sizing and single line diagram preparation); design of control systems including ladder diagrams; sizing wire and conduit; facility layout of wire and conduit; design and layout of duct banks and pull boxes; Design and layout of lighting and receptacle systems including panelboard schedules and reflective ceiling plans; and preparation of point to point wiring diagrams.

·         Working knowledge of various processes such as: headworks, primary clarifiers, aeration basins, secondary clarifiers, disinfection processes, anaerobic digestion, reverse osmosis, membrane bioreactors, solids dewatering and other membrane processes.

·         Knowledge and applications of industry code and standards like NEC, NFPA, etc.

·         Ability to perform short circuit calculations and protective device coordination studies utilizing ETAP software.

·         Ability to conduct independent field investigations and collect field data to support design work.

·         Ability to write specifications.

·         Ability to anticipate problems and develop solutions to overcome problems.

·         Ability to respond to contractor’s request for information during construction of facility, verify that equipment meets design specifications, and prepare design changes, review NETA test results, and perform electrical system startup and commissioning for low and medium-voltage systems.

·         Good communication skills, both written and oral.

·         Working knowledge of AutoCAD and/or Revit

·         Good understanding of safety issues including Cal OSHA regulations.

Requirements :

  • 4-year degree in Electrical Engineering and 8 years or more of related work experience with power distribution and lighting experience.
  • (PE)  registration in the State of California is required, or ability to obtain one within 6 months of hire.
  • A solid experience with Revit, ETAP, and understanding of NEC Codes is essential
  • In addition to the above credentials, experience with municipal wastewater or industrial water treatment system is essential.  Experience in the use of off-the-shelf software for calculations and design is required. 
  • Experience in the design and specification of a wide variety of electrical systems is preferred. Electrical systems should include one or more of the following: power distribution, panel load calculations, lighting design, emergency power systems, switchgear, transformer selection, and other related systems such as grounding and lightning protection.
  • Candidate shall be capable of working in a self-directed manner with minimal oversight. Candidate should have experience supervising a design group of CAD Designer/Drafters, Designers, and lower-level Engineers in the production of multiple projects or sub-tasks simultaneously.
  • Further experience in any of the following specialty areas is beneficial but not required: communications systems, Fire Alarm, Traction Power, utility relocation and distribution, building management systems, and/or supervisory control and data acquisition.

Skills / Competencies :

Knowledge of AC and DC electrical power distribution design principles and associated calculations, specification development, and report development is required. Ability to utilize standard office automation software is expected. Ability to communicate verbally and in writing with management, client, and other stakeholders. Working knowledge of REVIT, AutoCAD, MicroStation, MathCAD, lighting design, and/or other software packages typically associated with engineering is beneficial.

Minimum Clearance Required to Start:

Not Applicable/None

This position is part of our Critical Infrastructure team.

For more than 75 years, our experts have designed and delivered the critical infrastructure that connects and protects communities around the world. We work in diverse, collaborative teams, both within the company and with our partners and customers, to plan, design, build, and modernize infrastructure. We take special pride in projects and solutions that improve communities as well as people’s quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. Powered by our people, we provide the imagination necessary to support our customers’ visions—and to help them see new possibilities.

Salary Range: 

$81,500.00 - $161,400.00

We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!

Parsons is an equal opportunity employer committed to diversity, equity, inclusion, and accessibility in the workplace. Diversity is ingrained in who we are, how we do business, and is one of our company’s core values. Parsons equally employs representation at all job levels for minority, female, disabled, protected veteran and LGBTQ+.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY!

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We’re committed to delivering innovative infrastructure, defense and security solutions to enable a sustainable, safer, smarter and more connected world.


Founded in 1944, Parsons Corporation, a digitally enabled solutions provider, is focused on creating the future of the defense, intelligence, and critical infrastructure markets. From Earth to outer space, we deliver tomorrow’s solutions today. Equipped with the capabilities required to take on any defense, intelligence, or critical infrastructure challenge, our agile, innovative, and disruptive approach enables us to deliver solutions at the speed of relevance.

Our people are our greatest asset. We strive to be an employer of choice that engages employees in the community and creates rewarding career paths to cultivate a resilient workforce that is ready for the future.


Parsons has contributed to major infrastructure projects in Canada since the 1940’s, helping to design and build many well-known landscapes across the country, including the Regina Bypass, Turcot Exchange, Kicking Horse Canyon, Olivier-Charbonneau Bridge, and the Edmonton Light Rail Transit. Our markets are diverse, including Bridge, Tunnel, Road and Highway, Aviation, Rail and Transit, Smart Vehicle Solutions, Smart Mobility, Integrated Delivery, Environmental Remediation, Mining and Reclamation, and Water/Wastewater, as well as serving numerous industrial clients. The Parsons’ signature stands out and our achievements have been recognized via numerous awards for innovation and quality, particularly in long-span bridges, complex brigles, and major road networks expansions. Our teams work across Canada in many provinces, including Alberta, Ontario, Manitoba, British Columbia, Quebec, Saskatchewan, Northern Territories and the Yukon.

Parsons is an equal opportunity, drug-free employer committed to diversity in the workplace. Minority/Female/Disabled/Protected Veteran/LGBTQ+.

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4 Continents

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75+ Years

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17,000+ Employees

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80+ Languages


Financial Wellness

We care about your financial wellbeing. Parsons offers competitive pay and retirement plans to help you build wealth for the future while giving you the flexibility to diversify your investments.

Work Life Harmony

Balance in life is important and time away from the office is imperative to allow you to refresh and focus your attention on the things that matter to you. Parsons supports your time away by providing paid time off and paid flexible holidays.

Career Development

We are committed to fostering the personal and professional growth of our employees. Develop and advance yourself though our comprehensive training, educational and mentorship programs.

Veteran Support

We provide Industry leading benefits to support veterans and active-duty members to provide security for you and your family by offering robust leave and benefits; including paid active-duty military leave and paid time off when transitioning back to civilian life.

Mind & Body

At Parsons we inspire healthier habits, heathier minds, and a healthier you through our wellness program. Participate in our weekly Meditation Mondays and Wellness Wednesdays. Wellness, at Parsons, is more than just your annual checkup.


Health is not a one size fits all. At Parsons, we offer a robust Employee Assistance Program as well as comprehensive medical, dental and vision plans through large, national carriers with the choice of regional PPO, HDHP, or HMO networks.

Want to learn more about the benefits eligible for the Parsons’ location you are interested in? Connect with one of our recruiters for further detail.

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Parsons has a long-standing reputation as an industry leader in domestic and international engineering and construction projects. The company also has a solid history supporting federal government work.”

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Sr. Corporate Recruiter


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