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Sigma Software

Global software development and IT consulting

Data Generalist

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-timeBrasília, Brasilia - Federal District, BrazilNo salary listedRemote

About the Job

Requirements

  • At least 5 years of experience in data science, analytics engineering, data analytics, or related analytical roles.
  • Strong proficiency in Python and SQL.
  • Experience working with large-scale and complex datasets.
  • Strong analytical and problem-solving skills, including the ability to structure ambiguous problems independently.
  • Proven experience driving investigations from hypothesis generation to data-backed conclusions.
  • A strong engineering mindset and the ability to understand and reason about complex logic and codebases.
  • Ability to evaluate system behavior and understand downstream impacts of analytical decisions.
  • Experience collaborating cross-functionally with engineering and research teams.
  • Ability to work autonomously with minimal supervision.
  • Upper-intermediate or higher English proficiency.

Responsibilities

  • Analyze and investigate existing detection logic built on multiple interconnected signals and rule-based expressions.
  • Understand and map complex data flows, processing pipelines, and dependencies across enterprise systems.
  • Identify redundancy, inefficiencies, and unnecessary complexity within current detection structures.
  • Propose simplification and optimization approaches while preserving detection quality and operational effectiveness.
  • Conduct exploratory analysis on large and complex datasets to validate hypotheses and support decision-making.
  • Assess downstream implications and operational risks of proposed changes before implementation.
  • Translate analytical findings into clear recommendations for technical and non-technical stakeholders.
  • Collaborate with engineers, data scientists, and security researchers to gather context and independently resolve blockers.
  • Contribute to improving analytical methodologies and approaches within the newly forming team.

Desired Qualifications

  • Familiarity with JavaScript.
  • Experience with Snowflake.
  • Experience in cybersecurity, fraud detection, or risk analytics domains.
  • Experience working with rule-based systems or detection pipelines.
  • Exposure to enterprise-scale analytics platforms.
  • Understanding of data pipeline architecture and signal processing systems.

About the Company

Sigma Software

Global software development and IT consulting

Sigma Software provides software development services and IT consulting to more than 170 clients worldwide. It builds large-scale software solutions and guides startups from concept to a ready product, across industries such as banking, automotive, advertising, telecommunications, cybersecurity, gaming, aviation, real estate, and healthcare. The company works by deploying teams of skilled engineers and consultants, delivering projects through global delivery centers and emphasizing clear communication, flexibility, and alignment with clients’ business goals. Sigma Software differentiates itself with recognition as a top outsourcing firm (IAOP World’s Top 100 Outsourcing), a wide geographic footprint, and the ability to take projects from idea through production for both established enterprises and startups. Its goal is to help clients achieve their business objectives by delivering reliable software products and expert IT advice on time and within scope.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Stockholms kommun, Sweden
Founded
2002

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