6 principle developer jobs at 3 companies in Saint Charles, MO

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Principle Architect - Software/ AI Native Engineer
Seattle or St. Louis
$140k-$170k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
12+ YOEBachelor's degree,12+ years experience building AI-native engineering orgs, expertise with cloud-native architectures, AWS, MCP, AI platforms, platform engineering and AI governance.
GitHub Copilot, Claude Code CLI, AI Foundry, Bedrock, OpenAI, Anthropic, Model Context Protocol (MCP), AWS, LLM
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Principle Architect - Software/ AI Native Engineer
St. Louis, Missouri, United States
$140k-$170k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
12+ YOE12+ years experience designing cloud-native software and AI-native platforms; strong AWS knowledge; experience with AI platforms, developer platforms, API integration and AI governance.
Model Context Protocol (MCP), GitHub Copilot, Claude Code CLI, AI Foundry, Bedrock, OpenAI, Anthropic, LLM integrations, Agentic systems, AI orchestration frameworks, AWS
21h
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Senior Project Engineer
St. Louis, Missouri, United States
OnsiteFull Time
McCarthy Building Companies
McCarthy Building Companies: Performs commercial construction and infrastructure development projects.
2+ YOEBachelor's in Construction Management or Engineering, minimum 2 years' construction experience, knowledge of construction principles, subcontract administration, scheduling, cost review, and site coordination.
1mo
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Project Engineer - Central Region
St. Louis or Omaha or Kansas City
OnsiteFull Time
McCarthy Building Companies
McCarthy Building Companies: Performs commercial construction and infrastructure development projects.
Bachelor’s degree in Construction Management or Engineering; knowledge of construction principles; teamwork; geographic relocation within the region; internship or related construction experience preferred.
1mo
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Senior Project Engineer
St. Louis or Kansas City or Omaha or Port Washington
OnsiteFull Time
McCarthy Building Companies
McCarthy Building Companies: Performs commercial construction and infrastructure development projects.
2+ YOEBachelor's in Construction Management or Engineering required; 2-5 years construction experience; knowledge of construction principles, subcontract administration, scheduling, cost review, and site coordination; geographically mobile.
3mo
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Principal Human Factors Engineer
St. Louis, Missouri, United States
OnsiteFull Time
Monterey Technologies
Monterey Technologies: Provides human-centered engineering and software for defense systems.
10+ YOE3+ MgmtBachelor in Human Factors/Engineering or Psychology; advanced degree preferred; 10+ years experience; leadership experience; strong HF principles and lifecycle knowledge.