Senior Mechanical Engineer

Limelight Steel is on a mission to eliminate emissions from iron and steelmaking and build a brighter future. 8% of global CO2 emissions come from current fossil-based steelmaking processes - the largest source of industrial emissions today. Limelight Steel's electrified ironmaking technology has the potential to eliminate those emissions, significantly reduce energy use, and produce iron for cheaper than fossil-based methods.

We are a startup in Oakland, CA, backed by industry-leading climate tech investors, looking to grow our team. We are committed to building a diverse and courageous team of people motivated to make a positive impact on the world. We want to hire kind and supportive teammates who have the perseverance to achieve our audacious goal of decarbonizing steel.

Position Summary

As a Senior Mechanical Engineer at Limelight Steel, you will help us build a laser furnace pilot plant.

Roles & Responsibilities

• Own the mechanical design, fabrication, testing, and integration of key laser furnace sub-systems (iron ore particle feeding, gas handling, molten metal pouring)

• Create detailed CAD models & drawings, process flow diagrams, and piping & instrumentation diagrams

• Interface with external manufacturers, vendors, and machine shops to procure and fabricate components

• Develop in-house machining capabilities

Key Qualifications

• B.S. in mechanical engineering or related field, and 5+ years of industry experience

• Strong CAD modeling and GD&T skills

• Hands-on experience designing, building, and troubleshooting prototypes and industrial equipment

• Fundamental understanding of heat and mass transfer, fluid mechanics, and solid mechanics

• The ability to think through problems from first principles

• Experience working independently, as well as in team-oriented and startup-like environments

Additional Qualifications Desired

• M.S. or Ph.D in mechanical engineering or related field

• Powder feed experience - industrial material, mining, or powder processing

• Process equipment experience - vacuum pumps, gas delivery and separation systems, blowers, and heat exchange

• High-power electronics or high-temperature furnace experience

• Sensors and data acquisition system set up

Full Time Employee Benefits

• Competitive stock option package

• Comprehensive health benefits that include:

• Full premium coverage for UnitedHealthcare PPO Gold for employees with 80% coverage for dependents

• Full premium coverage for Guardian Vision and Dental for employees

• Generous time-off schedule

• 20 days paid time off

• 10 holidays (personalized to the holidays you observe)

• Sustainable 401(k) retirement savings plan with company match

• 2x weekly catered team lunches

• A team of curious, passionate, kind, and courageous people committed to eliminating industrial emissions that contribute to climate change

• Unparalleled opportunities for growth, leadership, and project ownership in a dynamic and rapidly-growing startup company