Summary
Overview
Work History
Education
Skills
Certification
Role Alignment
Timeline
Generic

BRIDGET JELAGAT SIRMA

Hamilton,ON

Summary

Safety Operations and Data Operations leader with 4+ years of experience managing end-to-end data annotation, content moderation, and AI safety operations in technology-driven environments. Proven ability to operationalize AI safety concepts, translate complex safety requirements into scalable labeling projects, and deliver high-quality datasets through robust QA frameworks, KPI management, and people leadership. Strong background in trust & safety, policy enforcement, risk analysis, and cross-functional collaboration with technical and non-technical stakeholders.

Overview

5
5
years of professional experience
1
1
Certification

Work History

Junior Operations Manager / Team Lead, Safety & Data Operations

SAMA
, Kenya
01.2018 - 09.2022
  • Managed end-to-end data annotation and content review projects, supporting AI model training, evaluation, and safety-related initiatives.
  • Partnered with internal stakeholders to identify data needs and translate abstract safety and policy concepts into clear, scalable annotation instructions.
  • Designed and piloted annotation workflows before scaling to production, ensuring quality, timeline adherence, and operational readiness.
  • Supported projects involving harmful content, bias detection, misuse prevention, and subjective data, applying trust & safety judgment and risk-based decision making.
  • Built and maintained robust QA frameworks, including sampling strategies, audits, and feedback loops to continuously improve data accuracy.
  • Defined, tracked, and reported KPIs for quality, throughput, error rates, escalations, and SLA compliance.
  • Conducted root-cause analysis on quality gaps and implemented corrective actions to improve operational outcomes.
  • Delivered regular performance reports to senior leadership to support data-driven operational decisions.
  • Led, coached, and performance-managed large teams of data annotators and content moderators.
  • Owned hiring, onboarding, continuous training, and development, building high-performing teams capable of handling nuanced and safety-critical tasks.
  • Created training programs focused on policy interpretation, edge cases, and annotation consistency.
  • Oversaw image annotation and segmentation projects, including bounding boxes, semantic segmentation, and LiDAR labeling, supporting AI training pipelines.
  • Translated technical annotation guidelines into operational workflows for non-technical annotators.
  • Managed quality and consistency across multi-modal datasets (text, image, sensor-based data).
  • Addressed challenges of subjective data, ambiguity, and disagreement through guideline refinement and annotator feedback.
  • Supported coordination with external annotation vendors, including project setup, execution tracking, and quality audits against defined standards.
  • Monitored vendor performance against SLAs, quality benchmarks, and delivery timelines.
  • Collaborated effectively with cross-functional partners, balancing technical requirements with operational constraints.
  • Formerly Samasource

Education

Diploma - Social Work

Rift Valley Institute of Science & Technology
Kenya

Skills

  • Safety Operations
  • AI Safety Support
  • Data Annotation Operations
  • Labeling Projects
  • Trust & Safety
  • Content Moderation
  • LLM Safety Concepts
  • Online Risk Analysis
  • End-to-End Project Management
  • Quality Assurance (QA) Frameworks
  • Feedback Loops
  • KPI Definition
  • Tracking
  • Reporting
  • Data Accuracy
  • Throughput
  • Cost Effectiveness
  • People Management
  • Hiring
  • Training
  • Performance
  • External Vendor Management
  • SLA Management
  • Policy Interpretation
  • Operationalization
  • Escalations
  • High-Risk Case Handling
  • Multi-Modal Data
  • Annotation Guidelines
  • Subjective Data

Certification

  • Trust & Safety Foundations, LinkedIn Learning
  • Data Analytics & Cybersecurity, Professional Certificates - In Progress
  • Child Safety & Safeguarding in Digital Environments, Professional Training

Role Alignment

Safety Operations Lead, 4+ years in data annotation and safety-critical operations, Proven people management experience (hiring, training, performance), Strong background in trust & safety, content moderation, and online risk, Experience operationalizing complex safety concepts into labeling projects, Hands-on ownership of QA frameworks, KPIs, and vendor oversight, Experience with subjective data and nuanced annotation guidelines

Timeline

Junior Operations Manager / Team Lead, Safety & Data Operations

SAMA
01.2018 - 09.2022

Diploma - Social Work

Rift Valley Institute of Science & Technology
BRIDGET JELAGAT SIRMA