Threat Researcher (Cybersecurity)

Location: Home office in Brazil; listed location is Porto Alegre, Rio Grande do Sul.

Company

hirify.global develops cloud-first networking and security solutions protecting enterprise and critical-infrastructure environments.

What you will do

• Conduct end-to-end investigations into phishing, brand abuse, fraud, leaked credentials, malware, malicious infrastructure, and threat actors.
• Hunt for artifacts across the deep web, dark web, Telegram, underground forums, social platforms, and other authorized sources.
• Analyze URLs, domains, IP addresses, hashes, credentials, files, advertisements, and related evidence to identify malicious activity and exposure.
• Enrich and correlate indicators using OSINT, threat-intelligence sources, internal datasets, and approved intelligence platforms.
• Document methods, evidence, confidence levels, limitations, and conclusions, and produce concise intelligence reports, campaign briefs, updates, and executive summaries in English.
• Contribute validated findings to intelligence platforms, monitoring workflows, and takedown or remediation processes while collaborating with Threat Intelligence, Engineering, Automation, Product, and customer-facing teams.

Requirements

• At least two years of experience in cyber threat intelligence, threat hunting, fraud analysis, digital risk protection, SOC operations, incident response, OSINT investigations, or a related cybersecurity field.
• Practical experience investigating phishing, fraud, brand abuse, leaked data, malicious domains, credentials, malware, or threat actors.
• Working knowledge of indicators of compromise, attack infrastructure, tactics, techniques, procedures, and confidence-based analysis.
• Experience using OSINT and threat-intelligence tools to research domains, IP addresses, URLs, files, identities, infrastructure, or underground activity.
• Ability to correlate evidence from multiple sources, distinguish facts from assumptions, and maintain clear source traceability.
• Strong written communication skills and the ability to produce structured, accurate, and actionable intelligence reports in English.
• Familiarity with spreadsheets, structured data, search operators, basic scripting, or query languages such as SQL.
• Ability to use AI-assisted research and productivity tools thoughtfully, validate generated content, and follow data-protection guidelines.
• Ability to collaborate effectively, manage priorities across multiple investigations, ask for guidance, and incorporate feedback.
• Bachelor’s degree or equivalent practical experience in Cybersecurity, Computer Science, Information Technology, Intelligence, Journalism, Languages, or a related field.

Nice to have

• Python experience.
• Portuguese or Spanish proficiency.
• Relevant certifications or training.

Culture & Benefits

• Flexible work options for a home-office role in Brazil.
• Health coverage, generous paid time off, and pay transparency.
• Learning opportunities, career-mobility programs, leadership workshops, mentoring, and continuous learning.
• Sixteen paid volunteer hours annually, employee resource groups, charitable giving with company match, and a collaboration-focused workplace policy.
• Access to modern offices with EV charging, healthy snacks, and culture celebrations.

Hiring process

• The first 90 days include cultural onboarding, mentor connections, systems mapping, stakeholder meetings, and short- and long-term goal setting.
• Progression includes independently completing standard investigations within six months and owning moderately complex investigations with limited supervision within one year.