Remote Principal AI Engineer & Tech Lead

Aretec, Inc.; New York (NY); Hybrid; USD 180,000 - 240,000; Full time

Benefits offered by this job

Health, Dental, and Vision Insurance

401(k) Plan with Employer Match

Certification Stipends

Professional Development Opportunities

Flexible Work Arrangements (remote as契

Job summary

Aretec, Inc. is seeking a hands-on Principal Engineer / Technical Lead to guide the architecture and implementation of a Greenfield AI Solution within the Enterprise Search team.

This role requires making critical design decisions, writing production code, leading integrations, and managing technical risk across the application and AI stack. You will mentor engineers, review code, and collaborate with federal stakeholders to ensure outputs respect source material and support human judgment.

Qualifications

• Hands-on software engineering across backend services, APIs, and modern web applications.
• Led architecture and complex implementations for enterprise or mission-critical systems.
• Strong Python skills with practical AI/LLM experience.
• Experience with retrieval systems, agent orchestration, prompt frameworks, evaluation and guardrails.
• Strong system integration, data flow, testing, code-review and risk management.
• Ability to explain technical decisions to engineers, program leaders, and stakeholders.
• Ability to work effectively within an existing multidisciplinary delivery team.

Responsibilities

• Own the overall technical architecture for AI Solution, including application, integration, data, and AI design decisions.
• Provide hands-on technical leadership while designing, implementing, testing, and reviewing production code.
• Lead complex integrations with Client, enterprise data platforms, authentication services, and APIs.
• Define scalable patterns for LLM integration, retrieval, agent orchestration, source traceability, evaluation, and guardrails.
• Translate objectives into an executable engineering roadmap, sequencing by value, complexity, cost, access, and risk.
• Set engineering standards for security, reliability, maintainability, observability, documentation, and automated testing.
• Identify risks early; communicate tradeoffs to technical and program stakeholders.
• Mentor engineers, facilitate design reviews, resolve cross-stack issues while staying hands-on.
• Partner with federal stakeholders to ensure outputs ground in source material and support human judgment.

Skills

Python

AI/LLM design

System integration

Technical leadership

Leadership

Job description

Aretec, Inc. is seeking a hands-on Principal Engineer / Technical Lead to guide the architecture and implementation of a Greenfield AI Solution within the Enterprise Search team.

This role requires making critical design decisions, writing production code, leading integrations, and managing technical risk across the application and AI stack. You will mentor engineers, review code, and collaborate with federal stakeholders to ensure outputs respect source material and support human judgment.