Freight Railcar Carman / Car Foreman (AAR Repair)

Pay: $20 - $60/hour

Required Skills
AAR Field Manual and Office Manual (repair rules and billing)
FRA Part 215 and repair documentation
Freight car component inspection and repair
About micro1
micro1 is a data lab that helps AI labs & Enterprises train foundational models and agents. We provide frontier evaluations and reinforcement learning environments to improve LLM capabilities, as well as contextual evaluations to monitor and improve AI agents in enterprise settings.

Our AI recruiting agent sources and vets domain experts for our data platform that enables rapid production of high-quality training data. Our research spans high-value, specialized domains (legal, medical, finance, coding, etc.), where expert-level data is the hardest to produce and most valuable for advanced model performance. Our pipeline performance system ensures both quality and velocity.

Role Title: Freight Railcar Carman / Car Foreman (AAR Repair)

Role Type: Contractor

Location: Remote

micro1 is engaging Freight Railcar Carman / Car Foreman (AAR Repair) specialists to contribute domain expertise on a customer project. In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters. As an expert contributor, you’ll review, analyze, and document technical railway scenarios involving freight car inspection, repair, and compliance, directly impacting the accuracy and reliability of AI-powered systems in the rail industry.

Scope of Work

Review real-world inspection findings and assess the accuracy and completeness of reported repairs on freight railcars.
Apply AAR Field Manual and Office Manual rules to validate repair decisions and documentation.
Evaluate compliance with FRA Part 215 repair standards and ensure thorough repair documentation.
Analyze freight car component issues, such as wheels, brakes, and structural elements, to determine appropriate repair actions and billing job codes.
Provide detailed written and verbal feedback explaining applicable AAR rules, billing codes, and the rationale behind repair decisions.
Participate in the assessment of mechanical department documentation for accuracy, completeness, and regulatory compliance.

Preferred Qualifications

Extensive experience as a journeyman carman, car foreman, car inspector, or mechanical department draftsman in Class I or short-line railroad settings or contract repair shops.
Expert-level knowledge of AAR Field Manual and Office Manual, including practical application to real-world repairs and billing scenarios.
Thorough understanding of FRA Part 215 and current industry repair documentation practices.
Proven ability to inspect, diagnose, and specify repairs for all major freight car components.
Strong written and verbal communication skills, with attention to detail in technical explanations and feedback.
Familiarity with inspection record-keeping, repair billing codes, and AAR compliance requirements.
Background in training, mentoring, or knowledge sharing within mechanical or technical railcar roles (nice to have).
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