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Email Security Analyst

MLW LogoMost Loved Workplace® Certified Job
92% of candidates apply because they are a Most Loved Workplace®
São Paulo, Brazil
Software Development

About the Role

At KnowBe4, a Most Loved Workplace® certified employer in the Computer Software space, Empower employees to make smarter security decisions every single day.

<div class="content-intro"><p>KnowBe4 empowers the modern workforce to make smarter security decisions every day. Trusted by more than 70,000 organizations worldwide, KnowBe4 is the pioneer of digital workforce security, securing both AI agents and humans. The KnowBe4 Platform provides attack simulation and training, collaboration security, and agent security powered by AIDA (Artificial Intelligence Defense Agents) and a proprietary Risk Score. The platform leverages 15-years of behavioral data to combat advanced threats including social engineering, prompt injection, and shadow AI. By securing humans and agents, KnowBe4 leads the industry in workforce trust and defense.</p></div><p><strong data-stringify-type="bold"><em data-stringify-type="italic"><img style="max-width: 100%;" width="400"></em></strong></p>

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<p><strong data-stringify-type="bold"><em data-stringify-type="italic">Please submit your resume in English.</em></strong></p>

<p><strong data-stringify-type="bold">To learn more about our team and office culture in São Paulo, Brazil, visit the following links.</strong> <br><strong data-stringify-type="bold">Careers Page: </strong><a class="c-link" href="https://www.KnowBe4.com/careers/locations/sao-paulo" target="_blank" data-stringify-link="https://www.KnowBe4.com/careers/locations/sao-paulo" data-sk="tooltip_parent">https://www.KnowBe4.com/careers/locations/sao-paulo</a><br><strong data-stringify-type="bold">Glassdoor</strong>: <a class="c-link" href="https://www.glassdoor.com/Location/KnowBe4-S%C3%A3o-Paulo-Location-EI_IE969384.0,7_IL.8,17_IC2479061.htm?__cf_chl_jschl_tk__=43e4b41af1fc3f19432cffa316a69e2c2be8c773-1620069984-0-AYMQe21TCsNd8oLf48xjPYxMn5ipmJ_r3dseaIGdDjvV3VMvp4yl0yG1tmrfkMoedhhN8IvEOOFeBbfJQjdmnWhZRDmzJEq-gW8-bzfeTicICRyqFRHeEzup_a5BgydX5zVm2U0mgcaqG8RaD5_erjNWW_xdDVZWZ27G4Ubgl-6Pn_CRe1hmOQjlqyDSJGArTBxvWDRaARtnnJ7fPf_pn0h2u9L_1uMLfJGbWPm862wcfh2wKOAoc6YlLUU2NvPoBFFD3u0pIjg1SO0JQdx-iR04mNxcFtLZiT44LGDps0AJfx3l2z_jybkEoz6eGzlt4qfYwqEDZwJ9Iy3H2Lr6gfAAjqrT53WAR1g2prBXg5L_lI0cEo1RFjw6WwL8LHucYJcyzK60YJkSt6vszgl4t0Xsdr7otXgac9qw9OQmrYRs-0otSD9_JCgs6whTRPXnSUKFKCXGX-veXpiD_MnFShQZv2RbpKo7nlU9FuPew9ZjpTOWlhhjSNSAs7OMl_0Arc5ipzM_-C1lsxoZq7Cx8IriVE8MkrzuTmnJzqego77RAWZz9sqGt_55BflwYKpQeg" target="_blank" data-stringify-link="https://www.glassdoor.com/Location/KnowBe4-S%C3%A3o-Paulo-Location-EI_IE969384.0,7_IL.8,17_IC2479061.htm?__cf_chl_jschl_tk__=43e4b41af1fc3f19432cffa316a69e2c2be8c773-1620069984-0-AYMQe21TCsNd8oLf48xjPYxMn5ipmJ_r3dseaIGdDjvV3VMvp4yl0yG1tmrfkMoedhhN8IvEOOFeBbfJQjdmnWhZRDmzJEq-gW8-bzfeTicICRyqFRHeEzup_a5BgydX5zVm2U0mgcaqG8RaD5_erjNWW_xdDVZWZ27G4Ubgl-6Pn_CRe1hmOQjlqyDSJGArTBxvWDRaARtnnJ7fPf_pn0h2u9L_1uMLfJGbWPm862wcfh2wKOAoc6YlLUU2NvPoBFFD3u0pIjg1SO0JQdx-iR04mNxcFtLZiT44LGDps0AJfx3l2z_jybkEoz6eGzlt4qfYwqEDZwJ9Iy3H2Lr6gfAAjqrT53WAR1g2prBXg5L_lI0cEo1RFjw6WwL8LHucYJcyzK60YJkSt6vszgl4t0Xsdr7otXgac9qw9OQmrYRs-0otSD9_JCgs6whTRPXnSUKFKCXGX-veXpiD_MnFShQZv2RbpKo7nlU9FuPew9ZjpTOWlhhjSNSAs7OMl_0Arc5ipzM_-C1lsxoZq7Cx8IriVE8MkrzuTmnJzqego77RAWZz9sqGt_55BflwYKpQeg" data-sk="tooltip_parent">https://www.glassdoor.com/Location/KnowBe4-S%C3%A3o-Paulo-Location-EI_IE969384.0,7_IL[…]M_-C1lsxoZq7Cx8IriVE8MkrzuTmnJzqego77RAWZz9sqGt_55BflwYKpQeg</a><br><strong data-stringify-type="bold">LinkedIn</strong>: <a class="c-link" href="https://www.linkedin.com/company/KnowBe4/life/brazil/" target="_blank" data-stringify-link="https://www.linkedin.com/company/KnowBe4/life/brazil/" data-sk="tooltip_parent">https://www.linkedin.com/company/KnowBe4/life/brazil/</a></p>

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<p>As an Email Security Analyst at KnowBe4's Threat Labs, you'll conduct hands-on analysis of real-world email-based cyber threats by investigating suspicious emails to identify phishing, malware, and social engineering attacks, extracting indicators of compromise (IOCs) like URLs, domains, and file hashes, tracking ongoing threat campaigns using OSINT tools and mapping them to MITRE ATT&CK frameworks, and contributing technical research blogs and intelligence documentation that helps protect users globally—all while working alongside experienced security researchers in a collaborative environment using industry-standard tools like VirusTotal, URLscan.io, and Python scripting to turn raw threat data into actionable cybersecurity intelligence</p>

<p><strong>Responsibilities:</strong></p>

<ul>

<li>Manual Threat Analysis: Investigate and classify suspicious emails to identify phishing, malware, spam, and benign attempts from real-world attack scenarios using our internal tooling.</li>

<li>IOC Extraction: Extract and document Indicators of Compromise—URLs, domains, file hashes, sender information—from email headers, body content, and attachments.</li>

<li>Campaign Tracking: Research and monitor ongoing email-based threat campaigns, mapping attacker tactics, techniques, and procedures (TTPs) to MITRE ATT&CK.</li>

<li>Intelligence Contribution: Build and maintain internal threat intelligence datasets, detection patterns, and research documentation.</li>

<li>Collaboration: Partner with senior researchers and participate in threat reviews to share observations and enhance detection quality.</li>

<li>Growth: Keep learning! Share discoveries, explore new analysis techniques, and raise the bar for the team.</li>

</ul>

<p><strong>Requirements:</strong></p>

<ul>

<li>Educational Background: A university degree is not required. We actively encourage applications from individuals with vocational IT training, technical diplomas, relevant certifications (e.g., CompTIA IT Fundamentals), or those returning to the workforce who possess strong digital literacy.</li>

<li>1-2 years experience in the field</li>

<li>An understanding of common cybersecurity threats (e.g., domain spoofing, spear-phishing)</li>

<li>Exceptional attention to detail and the stamina to maintain focus during highly repetitive analytical tasks</li>

<li>Experience handling large datasets</li>

</ul>

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</div><div class="content-conclusion"><p><strong>Our Fantastic Benefits</strong></p>

<div class="gmail_default">We offer company-wide bonuses based on monthly sales targets, employee referral bonuses, adoption assistance, tuition reimbursement, certification reimbursement, and certification completion bonuses - all in a modern, high-tech, and fun work environment. For more details about our benefits in each office location, please visit <a href="http://www.KnowBe4.com/careers/benefits" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://www.KnowBe4.com/careers/benefits&source=gmail&ust=1727463125306000&usg=AOvVaw3gDeHkHPZYOcR3fRjLcL4_">www.KnowBe4.com/careers/benefits</a>.</div>

<p><em><span style="font-weight: 400;">Note: An applicant assessment and background check may be part of your hiring procedure.</span></em></p>

<p><strong>Individuals seeking employment at KnowBe4 are considered without prejudice to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, sexual orientation or any other characteristic protected under applicable federal, state, or local law. If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please visit www.KnowBe4.com/careers/request-accommodation.</strong></p>

<p><span style="font-weight: 400;">No recruitment agencies, please.</span></p></div>

Want to learn more about what it's like to work at KnowBe4? View our full profile.

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Why This Is a Most Loved Workplace® Certified Job

86% love working here
90% trust their manager
83% would recommend
S

Systemic Collaboration

Every day at KnowBe4 is filled with celebrations. Birthdays, work anniversaries, sales goals, and company milestones are all reasons to celebrate, and we celebrate big. There are always streamers, party horns, and applause sounding around the offices, and special events call for special celebrations, such as trips to local theme parks. Our employees have a positive vision for our future because our culture is centered around our people; we cultivate an environment of happy employees who work hard together to reach company-wide goals. It’s no wonder we have been ranked a top workplace for the last six years in a row!

P

Positive Vision for the Future

KnowBe4’s employees, including our leadership, practice extreme ownership, radical transparency, and complete honesty. Through extreme ownership, employees totally own their sphere of responsibility and take full ownership over their area. When something goes wrong, no one passes the blame. Instead, everyone looks internally to see what they could have done better to prevent the issue. Through radical transparency, we have cultivated an environment of freedom and trust. By practicing complete honesty, employees feel comfortable sharing feedback and accepting it, and it allows our employees to be on the same page. These values are the foundation of our culture and people.

A

Alignment of Values

KnowBe4’s employees, including our leadership, practice extreme ownership, radical transparency, and complete honesty. Through extreme ownership, employees totally own their sphere of responsibility and take full ownership over their area. When something goes wrong, no one passes the blame. Instead, everyone looks internally to see what they could have done better to prevent the issue. Through radical transparency, we have cultivated an environment of freedom and trust. By practicing complete honesty, employees feel comfortable sharing feedback and accepting it, and it allows our employees to be on the same page. These values are the foundation of our culture and people. Our CEO, Stu, is one-of-a-kind! Not only has he cultivated a company culture of highly productive and happy employees, but he also puts a big emphasis on continued learning. Stu encourages employees to spend one hour a day learning new skills or strengthening existing ones. He truly serves as a model of KnowBe4 values. He hosts regular “Ask Me Anything” sessions and randomly selects employees each month to have lunch with him. Stu’s “No Door Policy” encourages employees to share ideas and ask questions. He welcomes all individuals to bring their true authentic selves to work!

R

Respect

At KnowBe4, we recognize the value of building a diverse team that draws on different backgrounds and experiences. Our culture heavily focuses on creating a welcoming and inclusive environment for all. For example, we offer employee resource groups to all of our employees. Our employee resource groups are designed to give employees a place to come together with others in KnowBe4 who may have shared experiences. Additionally, all employees are encouraged to bring their ideas forth to leadership with our “no-door policy.” We even have a suggestion box where all employees can submit their ideas to make KnowBe4 even better!

K

Killer Outcomes

Every morning at KnowBe4, employees start their workday with a 5-20 minute company-wide daily briefing, where our CEO, Stu, and other executives, update all Knowsters about current happenings in KnowBe4 and within our industry. Next, all departments at KnowBe4 collaborate during daily team stand-up meetings, so every employee is fully aware of what others on their team are working on. These quick, yet effective check-ins, allow Knowsters to communicate with one another while also having dedicated time to coordinate, brainstorm, and share ideas.

What It's Like to Work Here

Rocket Why Work Here
User CEO Leadership
Heart KnowBe4 Culture
Handshake KnowBe4 Respect
Sparkles Positive Vision
Target Alignment of Values
Certified for: Certified Most Loved Workplaces® 2025, Most Loved Workplace® Certified 2023, Most Loved Workplace® Certified 2022, Top Most Loved Workplaces® for LGBTQ+, Top Most Loved Workplaces® for Parents and Caregivers, Top Most Loved Workplaces® for Women, Top Most Loved Workplaces® for Volunteering, Top Most Loved Workplaces® for Diversity, Most Loved Workplace® for Young Professionals 2025, Most Loved Workplace® for Career Advancement 2025, Most Loved Workplace® for Diversity 2025, Most Loved Workplace® for Women 2025, Top Most Loved Workplaces® for CEOs, Top Most Loved Workplaces® for Young Professionals, Most Loved Workplace® Certified 2024, Top Most Loved Workplaces® for Career Advancement

Frequently Asked Questions About Working at KnowBe4

Common questions candidates ask about this role and KnowBe4's workplace

KnowBe4, the provider of the world's largest security awareness training and simulated phishing platform, is used by tens of thousands of organizations around the globe. KnowBe4 enables organizations to manage the ongoing problem of social engineering by helping them train employees to make smarter security decisions every day. Our team values radical transparency, extreme ownership, and continuous professional development in a welcoming workplace that encourages all employees to be themselves. Whether working remotely or in-person, we strive to make every day fun and engaging; there is always something exciting happening at KnowBe4.

Please review the specific job listing or contact KnowBe4's recruiting team for details on remote or hybrid work options for this role.

Salary information may vary by role and location. Please check the specific job listing or discuss compensation during the interview process.

KnowBe4 is an established organization in its industry. The company is a certified Most Loved Workplace®, highlighting a strong, positive culture and committed workforce.

Key benefit categories include: Health & Wellness, Financial, Work-Life Balance, Professional Development, Perks & Culture. You can view more details on their CertCheck profile.

The day-to-day environment is guided by core values such as Why Work Here and CEO Leadership and Company Culture.

The company has committed to inclusive practices including: Radical Transparency and Extreme Ownership.

KnowBe4 has an employee workplace love score of 86%. They score particularly well in the area of Systemic Collaboration. They have earned Most Loved Workplace® certifications including: Certified Most Loved Workplaces® 2025 and Most Loved Workplace® Certified 2023.

KnowBe4 currently has 89 open positions. They are hiring across departments like Sales, Marketing, Customer Support . You can view all current openings at certcheck.mostlovedworkplace.com/companies/knowbe4/jobs.

The interview process typically involves an initial recruiter screen followed by team interviews. Please contact KnowBe4's recruiting team for specific details on this role's process.

Apply for Email Security Analyst

Submit your application directly to the KnowBe4 team. Let them know why you'd be a great addition to their loved place to work.

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