Security Specialist
2 semanas atrás
Decentralized Masters is at the forefront of DeFi education globally. In just two years, we have grown from a pioneering pair of co-founders to over 130 dedicated professionals. Today, we are recognized as one of the fastest-growing enterprises in the sector, with industry insiders predicting our evolution into a unicorn company by 2030. Operating on a bootstrapped model, we are on track to achieve an impressive $50 million in revenue this year alone.
Our ImpactWhile our growth has been remarkable, we take even greater pride in the success of our clients. To date, we have empowered over 4000 investors to break into the DeFi world. At Decentralized Masters, we don't just offer education; we cultivate a powerhouse of knowledge combined with an engaging community, innovative technology, and a team of leading DeFi and blockchain experts. Our commitment is to deliver unparalleled resources designed for long-term success in the world of DeFi and Web3, ensuring our members not only safeguard but also enhance their financial future.
Our VisionOur goal is to create the largest and most influential DeFi ecosystem the world has ever seen, starting with becoming the gold standard in DeFi education. This vision is ambitious, transformative, and poised to change the landscape of digital finance.
Are You Ready?This is more than just a job; it's an opportunity to shape the future of Web3 technology and education. Are you ready to be part of our vision to redefine what's possible in DeFi and beyond? Apply below, and let's explore this journey together.
Check us out here:
What will you be doing?We are seeking a Security Specialist to develop, maintain, and continuously improve the security infrastructure across Decentralized Masters and our new SaaS venture. This role focuses on operational security, data protection, risk prevention, and proactive threat mitigation.
You'll work cross-functionally with engineering, data protection, compliance, operations, and product teams to ensure the confidentiality, integrity, and availability of our systems, data, and customer assets.
This is a hands-on role, ideal for someone who thrives in a fast-moving, high-ownership environment.
Key ResponsibilitiesOperational & Technical Security- Monitor, analyze, and respond to security events across systems, cloud environments, applications, and internal tools.
- Implement and manage SIEM, IDS/IPS, endpoint protection, vulnerability scanners, and logging infrastructure.
- Conduct regular vulnerability assessments and coordinate remediation with engineering teams.
- Oversee secure configuration baselines for infrastructure, servers, cloud accounts, and internal systems.
- Implement and enforce Data Loss Prevention (DLP) policies, tools, and controls to prevent unauthorized data transfers, including hands-on work with data classification and monitoring systems.
- Perform detailed data flow mapping to understand how customer data moves across internal systems, SaaS apps, APIs, and third-party integrations.
- Secure cloud environments (AWS preferred) including data at rest and in transit using encryption and cloud-native security tools.
- Manage cloud access policies, network segmentation, secrets management, and continuous monitoring.
- Support compliance frameworks including GDPR, SOC 2, ISO 27001, and crypto-specific security standards as required.
- Develop and maintain internal security policies, procedures, and security controls.
- Partner with the Data Protection & Information Security Officer to ensure alignment across security, privacy, and data governance.
- Serve as the Access & Control Monitoring expert, managing IAM, RBAC policies, least-privilege access, MFA, and anomaly detection systems.
- Perform regular access reviews, privilege audits, and segregation-of-duty checks.
- Maintain strong audit logging practices and monitoring of access behavior.
- Deliver training, simulations, and internal education to strengthen internal security awareness.
- Lead phishing simulation programs and social engineering prevention initiatives.
- Lead the incident response process: detection, escalation, containment, investigation, and post-incident review.
- Maintain and improve the incident response playbook; run annual and quarterly tabletop exercises.
- Collaborate with engineering teams to embed secure-by-design practices into our SaaS products.
- Conduct application security reviews, threat modeling, and code analysis (bonus).
- Contribute to architecture decisions for new features and infrastructure.
Requirements
What You Will BringMust-Have- 3+ years of experience in cybersecurity, information security, or security operations.
- Hands-on experience with Data Loss Prevention (DLP) tools and data classification frameworks.
- Strong data flow mapping expertise with the ability to trace data across systems, integrations, and APIs.
- Solid understanding of cloud security concepts, encryption, and cloud-native security tools (AWS preferred).
- Expertise in IAM and Access Control Monitoring, including least-privilege models, RBAC, MFA, and anomaly detection.
- Familiarity with audit logging, SIEM tools, vulnerability management, and endpoint security.
- Experience with incident response processes and playbooks.
- Strong understanding of MITRE ATT&CK, threat actors, and common attack vectors.
- Working knowledge of compliance standards such as GDPR, SOC 2, and data protection regulations.
- Excellent communication skills and the ability to collaborate with technical and non-technical teams.
- Experience working in fintech, blockchain, or DeFi environments.
- Familiarity with cryptographic concepts, wallets, smart contracts, or key-management practices.
- Certifications such as Security+, CySA+, GSEC, GCIH, OSCP, CCSP, or similar.
- Experience automating security workflows using scripting languages.
- Exposure to ISO 27001, SOC 2 Type II audits, or similar security frameworks.
Benefits
What We Offer- Competitive salary package
- Flexible 40-hour workweek
- Unlimited PTO and flexible work schedules
- Team off-sites and events
- Fully remote work setup — join our global team from anywhere
This is more than a job; it's an opportunity to shape the future of Web3 education and finance. If you're a visionary leader ready to drive our mission and help us achieve unicorn status, we want to hear from you.
Apply now to join us in redefining what's possible in DeFi and beyond.
-
Security Specialist
2 semanas atrás
Rio de Janeiro, Rio de Janeiro, Brasil Decentralized Masters Tempo inteiroWho Are We?Decentralized Masters is at the forefront of DeFi education globally. In just two years, we have grown from a pioneering pair of co-founders to over 130 dedicated professionals. Today, we are recognized as one of the fastest-growing enterprises in the sector, with industry insiders predicting our evolution into a unicorn company by 2030. Operating...
-
Sharepoint Specialist
2 semanas atrás
Duque de Caxias, Rio de Janeiro, Brasil Boutique HR Consulting AU Tempo inteiroWe are seeking an experiencedSharePoint Specialistto join our team. The ideal candidate will be responsible for designing, developing, configuring, and supporting SharePoint sites and solutions to meet business requirements. You will work closely with internal teams to ensure smooth collaboration, optimized workflows, and secure data...
-
Analista de segurança da informação SECOPS
1 semana atrás
Rio de Janeiro, Rio de Janeiro, Brasil OPLIUM Tempo inteiroSobre a empresaA Oplium é uma empresa inovadora no desenvolvimento de soluções de segurança cibernética. Nosso objetivo é proteger empresas e indivíduos contra as crescentes ameaças digitais, oferecendo produtos avançadas e acessíveis. Buscamos um Analista de Segurança apaixonado por tecnologia e segurança da informação para liderar a...
-
Freelance AI Red Team Engineer
1 semana atrás
Rio de Janeiro, Rio de Janeiro, Brasil Mindrift Tempo inteiroThis opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency.At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI.What...
-
Solutions Consultant 2
2 semanas atrás
Rio de Janeiro, Rio de Janeiro, Brasil Palo Alto Networks Tempo inteiroCompany Description Our MissionAt Palo Alto Networks everything starts and ends with our mission:Being the cybersecurity partner of choice, protecting our digital way of life.Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and...
-
Chat Support Consultant, crypto
Há 7 dias
Rio de Janeiro, Rio de Janeiro, Brasil SupportYourApp Tempo inteiroWho we are?SupportYourApp is a global Support-as-a-Service leader, partnering with tech companies and industry leaders like MasterCard, Calm and MacPaw in 30+ countries since 2010 to deliver secure customer and technical support. We operate globally, supporting clients in 60 languages across diverse industries. So what if you had a chance to be a part of the...
-
Customer Support Consultant
Há 7 dias
Rio de Janeiro, Rio de Janeiro, Brasil SupportYourApp Tempo inteiroWho are we?SupportYourApp is a global Support-as-a-Service leader, partnering with tech companies and industry leaders like MasterCard, Calm and MacPaw in 30+ countries since 2010 to deliver secure customer and technical support. We operate globally, supporting clients in 60 languages across diverse industries. So what if you had a chance to be a part of the...
-
Freelance Software Developer
1 semana atrás
Rio de Janeiro, Rio de Janeiro, Brasil Mindrift Tempo inteiroThis opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency.At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI.What...
-
Especialista de Transportes e Logística
1 semana atrás
Rio de Janeiro, Rio de Janeiro, Brasil Amazon Tempo inteiroDESCRIPTIONOur logistics teams are transforming the way we interact with customers around the world, every day, and solving some of the biggest logistics challenges faced not only by Amazon, but by the entire industry.Whether items are large or small, we develop solutions to ensure that we deliver on our promise to the customer. Amazon Logistics Brazil...
-
Learning Systems
1 semana atrás
Rio de Janeiro, Rio de Janeiro, Brasil JELLYFISH Tempo inteiroReports to: People Development Program ManagerLocation: Remote/Global (UK/Americas/Europe)Job Type: Full-time, permanentAbout the RoleWe're looking for a technically skilled Learning Systems & Analytics Specialist to transform our learning ecosystem into a strategic intelligence platform. You'll bridge technology, data, and learning practice—ensuring our...