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Nace 3 Jobs (NOW HIRING)

Nace.ai is focused on developing scalable AI systems, and they are seeking a Backend Software ... 3+ years of experience building and maintaining backend infrastructure • Hands-on experience ...

Nace AI is seeking a Full Stack Software Engineer to develop, deploy, and maintain the ... 3+ years of experience building and maintaining full-stack software infrastructure, with proven ...

Applicable SSPC & NACE Level 2 or 3 certifications with a minimum of 10 years experience . NACE Level 2 must be under the supervision of a NACE Level 3 supervisor who will review and sign off on ...

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Coatings Inspector

Houston, TX · On-site

$40 - $45/hr

NACE Level 2 Certification (Coating Inspector) - current and valid * Minimum 3-5 years of coatings inspection experience * Proficiency with inspection equipment (DFT gages, surface profile gages, etc.

Applicable SSPC & NACE Level 2 or 3 certifications with a minimum of 10 years experience . NACE Level 2 must be under the supervision of a NACE Level 3 supervisor who will review and sign off on ...

AMPP/NACE certification is a plus. CWI/AWS certification and 10+ years of quality oversight experience (or a 4-year degree in a related field) are required. Key Responsibilities * Assist Project ...

Acquiring of NACE Certification is required within 5 years at a minimum level of Corrosion Technician or NACE CP1 Tester with the expectation that NACE CP2 or CP Technician certification will be ...

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Surface Preparation to SSPC/NACE cleanliness and profile requirements * Coating Application using ... Other duties assigned by management Requirements * 3+ years experience in sandblasting or ...

This long-term assignment offers a prime chance to demonstrate your proficiency in NDT and NACE ... Technical diploma or equivalent in welding technology or related field * 3+ years of practical ...

NDT (Nondestructive Testing) Level III

Liberty, NC · On-site

$35.50 - $49/hr

NDT Level III Examiner Certification for VT, PT, MT and UT processes (Preferred ... NBPI or NACE Level I or higher inspector certification (Preferred) Responsibilities * Reports to QA ...

Preferred Qualifications: • Multiple Conventional NDT Level II/III certifications or ASNT/PCN/CGSB equivalencies. • API 510/570/653, CWI, AMPP or other advanced certifications. • Radiation ...

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Nace 3 information

What is the difference between Nace 3 vs Nace 4?

AspectNace 3Nace 4
CredentialsTypically requires industry-specific certifications and trainingSame certifications often applicable, with additional specialization
Work EnvironmentManufacturing plants, industrial sites, or service settingsSimilar environments, often with updated safety standards
Employer & Industry UsageWidely used in manufacturing, construction, and related sectorsIncreased adoption in modern industries, reflecting updated classifications
Search & Comparison IntentCommonly compared for industry classification updatesOften searched as a newer version of Nace 3

In summary, Nace 4 builds upon Nace 3 by updating classifications and industry standards, while maintaining similar credentials and work environments. The main difference lies in the updated industry codes and classifications used for economic activities.

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Infographic showing various Nace 3 job openings in the United States as of August 2026, with employment types broken down into 79% Full Time, 16% Part Time, and 5% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution.

Software Engineer (Backend)

Nace AI

Palo Alto, CA • On-site

Full-time

Re-posted 19 days ago


Job description

Job Summary:
Nace.ai is focused on developing scalable AI systems, and they are seeking a Backend Software Engineer to design, develop, and maintain the backend infrastructure. The role involves ensuring system performance and stability while participating in design discussions and collaborating across teams.
Responsibilities:
• Architect, develop, and maintain scalable backend components that power sophisticated AI-driven workflows and large-scale distributed systems.
• Ensure system performance, stability, and scalability through proactive optimization and continuous improvement.
• Participate actively in design discussions, code reviews, and cross-team collaboration to deliver high-quality, production-grade solutions.
• Continuously analyze and refine infrastructure efficiency, specifically targeting compute resources, storage management, and network optimization.
Qualifications:
Required:
• Bachelor's degree in Computer Science, Computer Engineering, related technical discipline, or equivalent practical experience.
• 3+ years of experience building and maintaining backend infrastructure
• Hands-on experience building AI agents, AI agent frameworks/orchestration systems, or complex LLM-powered applications and workflows (e.g., RAG pipelines, multi-agent systems, prompt chaining architectures, or LLM orchestration frameworks like LangChain, AutoGPT, or similar).
• Proven expertise in designing, scaling, and optimizing enterprise-grade ML or data-intensive systems.
Preferred:
• Master's or Ph.D. degree in Computer Science, Computer Engineering, or a related technical discipline.
• Demonstrated experience developing and managing large-scale distributed systems, data pipelines, or high-throughput AI infrastructures.
• Experience developing core components of AI agent frameworks, including memory systems, tool integration, planning modules, or agent communication protocols.
• Demonstrated success building production LLM applications with complex workflows such as autonomous agents, conversational AI systems, or intelligent automation platforms.
Company:
Enterprise AI product & research company, building long-horizon reasoning models and agents. Founded in 2024, the company is headquartered in Palo Alto, USA, with a team of 11-50 employees. The company is currently Early Stage.