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4sightops/README.md

Jeremy Screeton

Infrastructure, security, and automation — with an operations-first approach.

I'm an infrastructure and security professional in Rocklin, California. My background spans technical support, security operations, service-desk leadership, and infrastructure reliability. I build tools that make recurring work easier to review, repeat, and troubleshoot.

My projects focus on Python and PowerShell automation, Microsoft 365 and identity workflows, operational reporting, and AI-assisted research. I care about clear failure states, human review for consequential actions, and documentation that helps the next person operate the system.

Selected projects

Operations and identity · Public demos

These clean-room implementations illustrate operational patterns using placeholder data and provider implementations. They are not copies of private production environments or ready-to-connect customer integrations.

  • Enterprise Reporting Hub — A FastAPI reporting portal with a report registry, execution history, and export-oriented results. Demonstrates a consistent interface for recurring operational reports.
  • Ops Time Intelligence Dashboard — Normalizes ServiceNow-, monday.com-, and PTO-shaped records, deduplicates imports, and exposes utilization summaries and CSV exports.
  • Identity Lifecycle Automation — Models account lifecycle workflows with provider boundaries, dry-run execution, typed confirmation, and audit events.
  • Cross-Tenant Offboarding — Demonstrates discovery, review, confirmation, and ordered offboarding steps across Microsoft Graph-, Exchange Online-, and Okta-style providers.

Applied workflows · Sanitized portfolio snapshot

  • Mortgage Referral Agent — A local research and review workflow for professional referral-partner candidates, with source evidence, review states, and handoff exports. Candidate discovery is kept separate from human approval and outreach.

AI-assisted experimentation · Research software

  • Novel Strategy Foundry — Explores constrained LLM-generated strategy ideas using a structured JSON language, genetic search, walk-forward evaluation, and stress testing. A sanitized research source export, not a claim of profitable live trading or production readiness.

Experience and tools

  • Operations: Infrastructure reliability, technical support, incident follow-up, service-desk leadership, and practical runbooks.
  • Microsoft and identity: Microsoft 365, Entra ID, Azure, Intune, Microsoft Graph, and Okta administration.
  • Automation and integrations: Python, PowerShell, FastAPI, REST APIs, ServiceNow, and monday.com.
  • Data and local systems: SQLite, PostgreSQL, Docker, operational dashboards, and local AI-assisted workflows.

How I approach the work

  • Start with the operator's problem, not the tool list.
  • Make risky actions explicit, reviewable, and auditable.
  • Keep model suggestions separate from execution authority.
  • Distinguish a useful experiment from a dependable operational workflow.
  • Protect private work: public examples should explain the design without exposing client data or internal systems.

Connect

I'm interested in infrastructure, technical support, security operations, and practical automation opportunities.

Connect with me on LinkedIn


This account retains the 4sightops handle so existing portfolio links continue to work. Project descriptions above identify public demos, sanitized portfolio material, and research separately; each repository documents its own scope and limitations.

Popular repositories Loading

  1. ops-time-intelligence-dashboard ops-time-intelligence-dashboard Public

    Clean-room demo for multi-source operational time reporting.

    Python

  2. enterprise-reporting-hub enterprise-reporting-hub Public

    Clean-room demo for registry-driven enterprise reporting automation.

    Python

  3. identity-lifecycle-automation identity-lifecycle-automation Public

    Clean-room demo for safe identity lifecycle automation.

    Python

  4. msp-onboarding-runbook-kit msp-onboarding-runbook-kit Public

    Clean-room documentation-as-code kit for MSP onboarding.

    Python

  5. cross-tenant-offboarding cross-tenant-offboarding Public

    Clean-room demo for cross-tenant offboarding workflows.

    Python

  6. novel-strategy-foundry novel-strategy-foundry Public

    Sanitized constrained LLM and genetic-search strategy research system with DSL, novelty pressure, and validation.

    Python