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Jobs→パーソルクロステクノロジー株式会社→Expert Position | AI Agent Engineer | Lead Prompting, RAG, Evaluation, Guardrails, etc. | Prime | Remote Work Focused x Flexible Mid-day Breaks

Expert Position | AI Agent Engineer | Lead Prompting, RAG, Evaluation, Guardrails, etc. | Prime | Remote Work Focused x Flexible Mid-day BreaksEnglish summary from Japanese

パーソルクロステクノロジー株式会社

✓ Detailed
Salary
694-984万円
Location
東京都江東区豊洲 ※就業場所の変更の範囲:会社の定める就業場所 (リモートワークを行う場所、取引先など会社が指定する場所を含む。出向を命じることがあり、その場合は出向先の定める就業場所を含む。)
Job Type
Full-time
Work Style
■始業および終業の時刻:9:00~18:00 ■休憩:60分  ■時間外勤務:有  ■想定残業時間:20時間程度 ※業務・配属先により変動する可能性有 ■裁量労働制の有無:業務によって有(専門業務型裁量労働制)  ※裁量労働制の場合、1日当たり9時間15分働いたものとみなします。
Apply on LEVTECH

Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

As a Prime company, you will directly address customer challenges, from problem visualization and requirement definition to effect verification through PoC, implementation, and operational design. You will lead the design and implementation of architectures including agents, RAG, context foundations, and MCP, based on LLM characteristics and non-functional requirements (quality, safety, scalability, operability).

Must-haves

  • Experience in designing and implementing AI agent applications, considering LLM characteristics and non-functional requirements (quality, safety, scalability, operability, cost, etc.).
  • Experience in prompt design, context design, RAG design/optimization, evaluation design, guardrail design, tool invocation via MCP, and external API integration.
  • Ability to lead technically challenging projects and collaborate with stakeholders.
  • Willingness to contribute to organizational knowledge building through standardization and training.

Nice-to-haves

  • Experience in pre-sales activities, including technical consultations, requirement gathering, and PoC planning.
  • Experience in developing standardized frameworks, templates, and service menus for AI applications.

Tech stack

LLMRAGMCP

Work style

Remote Work Focused x Flexible Mid-day Breaks

About the Company

パーソルクロステクノロジー株式会社

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Posted7/1/2026
Updated2026-07-03 08:57:53
Sourcelevtech