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Private knowledge for a route that could not leave.

A named, on-premise HR knowledge route that kept sensitive policy data inside the organisation while improving answer retrieval.

DELIVERY CONTEXTSNGPL — Sui Northern Gas Pipelines Ltd.

Named client case approved by the SysRoutes delivery lead. Controls and outcomes are specific to this client delivery and are not universal claims.

Operational capability / private knowledge

Private HR knowledge retrieval route

OPERATIONAL CAPABILITYPrivate knowledge retrieval with local data handlingCLIENTSNGPL — Sui Northern Gas Pipelines Ltd.PROJECT SCOPEOn-premise HR Knowledge Retrieval System (RAG)SERVICE CATEGORYPrivate Knowledge Routes & Secure Data Architecture

The Problem

In a large, highly regulated national utility, the HR division manages thousands of employees and extensive internal policy, compliance, and benefits documentation.

HR staff were spending substantial time manually searching disjointed PDFs and legacy records for routine employee questions. Public cloud LLM APIs were not appropriate for sensitive government and employee information, so the knowledge route needed to remain isolated from the public internet.

  • Repetitive query fatigue: Routine leave, payroll, and compliance questions required manual lookup.
  • Slow resolution: Employees waited for basic policy clarifications, creating operational delay.
  • Cloud AI roadblock: Sensitive internal documents could not be sent to public LLM APIs.

The Hurdles

  • Zero cloud dependency: Document ingestion and inference needed to remain on internal servers.
  • Hardware constraints: The model required practical local optimisation rather than an oversized compute estate.
  • High-stakes accuracy: The assistant needed to answer from the supplied context rather than guess about HR policy.
  • Enterprise governance: The delivery moved through formal review, security, and deployment protocols.

The Solution

SysRoutes architected and deployed a fully on-premise retrieval-augmented generation system tailored for enterprise HR operations.

The route was refined through stakeholder evaluation cycles: document chunking and retrieval accuracy were iterated, and strict system prompts kept answers grounded in the supplied vector context.

The Results

The delivery changed how the HR division could retrieve and use internal policy information.

70%Faster Query Resolution

Resume-recorded reduction in HR query resolution time after production deployment.

LOCALData Handling

The documented route kept inference and data processing within the client’s internal environment.

FULLEnterprise Handoff

The system was documented and delivered through stakeholder review and handover.