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Senior Structural Engineer (OpenSees | AI Training & Evaluation)

Remote, Madrid·Added 2 months ago

Lifted (an Upwork company)

9 open roles

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Overview

Job details

US$80 - US$110 an hour
Gross, as stated in the ad.
Fixed-term contract
Per the ad.
Fully remote
Per the ad.

Requirements

Have the right to work in Spain
Lifted (an Upwork company) doesn't mention sponsorship in the ad.
Work in English
English is required, per the ad.
University degree
“Bachelor's degree in Civil Engineering, Structural Engineering, or a closely related field (Master's or PhD is a plus).” — per the ad.

Pay & benefits

What you'll get

Fully remote, project-based opportunity.
Flexible schedule — work whenever it fits your availability.
Compensation ranges from $80–110 USD per hour, depending on experience.
Expected workload is 10–39 hours per week, though project volume may fluctuate.
Payments are issued weekly for work completed during the previous week.
If selected, you will receive an Upwork contract offer along with onboarding instructions for the client's task platform.

Requirements

What we're looking for

Bachelor's degree in Civil Engineering, Structural Engineering, or a closely related field (Master's or PhD is a plus).
Professional experience in structural analysis and structural design.
Hands-on experience using OpenSees.
Strong understanding of structural design standards such as ACI 318, AISC 360, or Eurocode (EN 1992, EN 1993, EN 1998).
Experience with structural engineering concepts including nonlinear modeling, response spectrum analysis, pushover analysis, or performance-based design.
Ability to write clear, detailed, and technically accurate engineering documentation.
Strong analytical thinking and attention to detail.
Excellent written English communication skills.
Ability to work independently and manage your own schedule.

Nice to have

Master's degree or PhD in Structural Engineering or a related discipline.
Experience with advanced seismic engineering or structural retrofit projects.
Experience with finite element modeling and structural simulation.
Previous experience reviewing technical work, conducting research, or developing engineering assessments.
Interest or experience in AI, machine learning, or engineering model evaluation.

The role

This opportunity is ideal for experienced Structural Engineers who enjoy solving complex engineering problems and want to apply their expertise to cutting-edge AI technology.

What you'll do

Design realistic AI training tasks based on structural engineering concepts and real-world design challenges.
Create clear engineering problem statements covering structural analysis, design, simulation, and code compliance.
Develop reference solutions and deterministic scoring criteria to evaluate AI-generated responses.
Build engineering tasks using OpenSees and other structural engineering methodologies.
Create evaluation scenarios involving topics such as:
- Pushover analysis
- Seismic design
- Finite Element Analysis (FEA)
- Reinforced concrete design
- Steel connection detailing
- Structural retrofit
Review AI-generated engineering solutions for technical accuracy, engineering judgment, and compliance with applicable design codes.
Provide structured feedback that helps improve AI performance in structural engineering.
Work independently in a fully remote, flexible environment.

About Lifted (an Upwork company)

Lifted is an Upwork company that hires talent for AI training, evaluation, and content projects. Its parent company, Upwork, describes itself as "the world's largest human and AI-powered freelance marketplace to hire top talent—trusted by businesses and professionals worldwide." Lifted's openings, published on its SmartRecruiters careers page under "Lifted, an Upwork Company™", are predominantly contract roles spanning AI code and engineering evaluation (e.g., Senior Structural Engineer with OpenSees, CFD & Aerodynamic Engineer), content writing and data labeling, voice acting, design, and location-based consulting projects.

In Spain, Lifted's current openings include location-based "Airbnb Luxe Home Consultant: Strong Communicators" projects in Menorca, Mallorca, Ibiza city, Costa Brava, and Tenerife (Costa Adeje and Acantilados de Los Gigantes), as well as "Catalan Content Writing & Data Labeling" and specialist AI evaluation roles. Many openings are language-specific — Catalan, Welsh, Portuguese, and Dutch roles appear alongside English (UK) voice acting — which makes the employer relevant to multilingual professionals in Spain. Note that the listed positions are contract-type engagements rather than permanent postings.

Industry: Staffing
Website: upwork.com

In their own words

About the company & team

An enterprise client is seeking experienced Structural Engineers to help train and evaluate next-generation AI systems. This opportunity is part of a large-scale initiative focused on improving how AI models solve complex structural engineering problems and generate technically accurate engineering solutions.

You will work alongside a community of subject matter experts contributing real-world engineering knowledge to help shape the future of Generative AI.

All open roles at Lifted (an Upwork company)