Jobs in the United States

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Added 1 min ago
Senior Front-End and Agentic-UI Engineer
Evolent
Pierre, SD
…care, we seek to connect the pieces of fragmented health care system and ensure people get the same level of care and compassion we would want for our loved…
Added 1 min ago
Core Senior .NET Software Engineer
Evolent
Pierre, SD
…care, we seek to connect the pieces of fragmented health care system and ensure people get the same level of care and compassion we would want for our loved…
Added 1 min ago
EG
Automated Test Engineer
Eliassen Group
Pierre, SD
- $40 to $50 USD / hour
Our client seeks an Automated Test Engineer to support Hivemind by monitoring and maintaining large volumes of automated tests, troubleshooting failures, and driving bug resolution across…
Added 2 mins ago
Process Engineer
Shaw
Andalusia, AL
8 Hr non-rotating shift, Hrs fall to in punch day, Observed Calendar, shift starts AM
Added 2 mins ago
Packaging Engineer
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Must have experience with Microsoft Office Suite (Word, PowerPoint, Excel)
Added 2 mins ago
Senior Network Engineer
Govcio LLC
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Must possess an Active Secret
Added 2 mins ago
Senior Systems Engineer
Govcio LLC
Tampa, FL
Must have a valid US Passport and be prepared for up to 40% international travel to customer locations in Eastern Europe, Africa, and South America
Added 2 mins ago
Mid Systems Engineer
Govcio LLC
Tampa, FL
Must have a valid US Passport and be prepared for up to 40% international travel to customer locations in Eastern Europe and South America
Added 3 mins ago
TO
Firefighter Paramedic
Town of Fairview
Fairview, TX
- $81,608 to $103,838 USD / year
Must possess a valid Class B Exempt Driver's License or be able to acquire one within six months of hire
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Lead Software Engineer
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Work collaboratively with other software engineers to define system architectures and design solutions
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Senior Automation Engineer
Ralliant
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Pacific Scientific EMC is expanding and seeking a multidisciplinary Senior Automation Engineer to design and advance our automation systems. This role serves as the technical authority…
Added 3 mins ago
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Founding Engineer
Clera
Remote, United States
- $200,000 to $400,000 USD / year
…banking infrastructure for digital assets and AI. As a founding engineer, you will help develop banking systems and services from the ground up, with ownership across design,…
Added 3 mins ago
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Forward Deployed Engineer
Clera
San Francisco, CA
- $180,000 to $220,000 USD / year
- Willingness to travel 50 to 75 percent and work from the San Francisco office about three days per week
Added 3 mins ago
C
Founding Engineer
Clera
Remote, United States
- $180,000 to $250,000 USD / year
On-site, five days per week in New York, New York.
Added 4 mins ago
Z
Contract Student Worker – Firmware Engineer (FW Core System Services)
Zoox
Foster City, CA · San Diego, CA · Seattle, WA
- $30 USD / hour
Zoox is seeking a motivated Firmware Engineer student worker to join our team, focusing on diagnostic infrastructure for the Core Firmware System Services team. This is an opportunity to…
Added 4 mins ago
Engineer Staff/Sr/III - Electrical - Power West
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United States
As a Electrical Engineer-Staff, you’ll lead large-scale projects that power critical infrastructure while driving innovation in energy systems. You’ll design and optimize electrical…
Added 4 mins ago
Stationary Engineer
ASRC Federal
Eareckson Station, AK
ASRC Federal Communications is seeking a Stationary Engineer for our ISS2 contract supporting our Air Force customer. This position is located on Eareckson Air Station. This is a rotational…
Added 5 mins ago
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Principal Research Associate, Analytical Development
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Cambridge, MA
- $103,700 to $122,000 USD / year
…resilience, and passion - are at the center of how we work. We engineer hope and bring passion to everything we do. We collaborate and learn from one another, combining diverse expertise to…
Added 5 mins ago
Port Engineer
Allen Marine Tours
Juneau, AK
Salary Range: Summary for Port Engineer The Port Engineer is responsible for the oversight of the shoreside engineering team and the Allen Marine Tours fleet of vessels. The Port Engineer…
Added 5 mins ago
Core Senior .NET Software Engineer
Evolent
Juneau, AK
…care, we seek to connect the pieces of fragmented health care system and ensure people get the same level of care and compassion we would want for our loved…
Added 5 mins ago
F-22 Strategic Mission Planner Sr
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Elmendorf AFB, AK
In this role, you will leverage the Joint Mission Planning System (JMPS), the F-22 Unique Planning Component (UPC), and secure mission support elements to prepare Fifth-Generation fighter…
Added 5 mins ago
EG
Automated Test Engineer
Eliassen Group
Juneau, AK
- $40 to $50 USD / hour
Our client seeks an Automated Test Engineer to support Hivemind by monitoring and maintaining large volumes of automated tests, troubleshooting failures, and driving bug resolution across…
Added 6 mins ago
Quality Engineer
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East Hanover, NJ
For incoming inspection must have general knowledge and training in the principles related to metals or resins
Added 6 mins ago
Systems Engineer (5840)
SMX
Patuxent River, MD · Hollywood, MD
Must reside local to Pax River NAS and able to make scheduled and adhoc meetings in person
Added 6 mins ago
Acquisition Software Engineer (5840)
SMX
Patuxent River, MD · Hollywood, MD
Must reside local to Pax River NAS and able to make scheduled and adhoc meetings in person

Sr Transmission Engineer/Principal Engineer

United States

Apply on repsol.wd3.myworkdayjobs.com

Applications open in a new tab.

Job details

Apply by: Dec 10, 2026
Experience: Minimum 4 years of experience is required in:
Posting language: English
Posted: Nov 12, 2026

Original job description

We explore and discover the limitless possibilities of energy so we can all progress. We believe in the power of talent to shape the future. That’s why we’re looking for curious, bold individuals who are eager to grow and create new ways forward - people who want to join us in building a more sustainable, innovative, and inclusive world. We strongly believe that diversity fuels creativity and innovation. That’s why we welcome professionals who are ready to grow, learn, and bring their perspective to the energy challenges of today and tomorrow. Here, you’ll find a place to grow and unlock your full potential.

Company Profile:

Repsol is a globally integrated multi-energy company headquartered in Madrid, Spain. With a team of over 25,000 employees across more than 20 countries, we proudly serve 24 million customers worldwide. Our diversified renewable energy portfolio totals nearly 6 GW of installed capacity, with a strong presence in Spain, the United States, Italy, and Chile.

As part of our commitment to a more sustainable future, low-emissions generation is at the core of our strategy to achieve net-zero emissions by 2050. Repsol Renewables North America (RRNA) plays a key role in this vision, with aims to increase generation capacity to more than 4.5 GW of renewable energy in North America by 2029.

We are driven by innovation, collaboration, and purpose. Repsol offers a comprehensive Employee Value Proposition (EVP), including a holistic Total Rewards program that supports the wellbeing, growth, and contributions of our people. Join us in shaping the future of energy.

Job Summary:

This role focuses on power systems modeling and energy market analysis to support project development and transmission planning. The position involves performing production cost modeling and grid studies to assess congestion, curtailment, and interconnection risks, as well as developing powerflow, dynamic, and PSCAD models. Responsibilities include conducting interconnection, deliverability, and contingency analyses, reviewing study results to identify risks and cost drivers, and recommending strategies to reduce network upgrade expenses.

The role also supports strategic growth by analyzing transmission capacity, reviewing regional transmission plans, and leveraging interconnection queue data and utility forecasts to identify development opportunities. The ideal candidate will have strong technical expertise in power systems and market modeling tools, the ability to automate processes using Python, and the skills to communicate complex technical findings effectively in a fast-paced, collaborative environment.

Key Responsibilities

Perform PROMOD and market production cost analysis to quantify basis, curtailment and congestion risk assessment.
Support the transmission and interconnection support team by creating plant specific powerflow, dynamic and PSCAD models for various regions of interest based on interconnection requirements.
Perform and review generation interconnection analysis, deliverability analysis and contingency analysis using study tools such as TARA, PSSE and Power world as needed.
Review interconnection study results, quantify risks and identify opportunities to reduce the network upgrade cost exposure during the interconnection queue studies.
Review transmission plans for various regions and ensure that powerflow models are up to date for internal analysis to support company’s strategic growth.
Conduct screening and identify transmission capacity across areas of interest for high-quality development locations (green field development)
Gather the data and intelligence from Interconnection queues and utility IRPs for developing scenarios.
Use Python to automate modeling, processing frequently used large data sets, inputs and outputs for the various study processes.

Requirements

Ability to prepare high-quality model quality reports, presentations, documentation, and market data to support project development efforts.
Ability to function in a team and demonstrate a strong motivation to succeed in a very fast-paced environment.
Ability to perform detailed technical analysis, synthesize results and automate repeatable processes.
Ability to communicate technical issues effectively to non-technical audiences and higher management.
Technical Skills:
Demonstrated proficiency with TARA, PSSE, Powerworld or similar powerflow tools; PROMOD, PLEXOS, PROBE or similar production cost tools;
Working knowledge of the interconnection procedures in MISO, PJM, SPP, CAISO and/or ERCOT
Proficiency with Python, excel and MS Office Suite

Education/ Experience

Must be authorized to work for any US employer, without the need for work visa sponsorship now or in the future.
Bachelor’s degree or higher in electrical engineering or related quantitative discipline.
Minimum 4 years of experience is required in:
Economic modeling and/or energy market data analysis with PROMOD, PLEXOS, PROBE or UPLAN (or)
Powerflow analysis (NERC TPL assessment and/or reliability analysis), generation interconnection studies, or power system dynamic simulations with TARA, PSSE, Powerworld or PSAT/TSAT.
Experience with Excel and MS office Suite is desired. Demonstrated competency in other modeling, statistical analysis, and/or optimization software is strongly desired, but not required.
Experience working with Transmission Service Providers (including ISOs/RTOs), thorough knowledge of FERC transmission tariffs, NERC standards and interconnection processes.

Repsol is an Equal Opportunity Employer M/F/Disability/Veteran

Apply on repsol.wd3.myworkdayjobs.com

More about this job

Skills

Energy market
Python
Hazard assessment
Presentation skills
Documentation
PowerWorld
Microsoft Office
Electrical engineering
Data analysis
Microsoft Excel
Statistics
RTOS

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Work requirements

Jobs in the United States