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We are seeking a highly experienced Microsoft 365 Cloud Security Engineer to own the administration, configuration, and security of our enterprise Microsoft 365 tenant(s). The ideal candidate has proven hands-on expertise managing Microsoft 365 at scale, including Intune, Exchange Online, SharePoint/OneDrive, Teams, Entra ID, Defender, and related integrations
You will play a key role in ensuring availability, governance, identity and access control, endpoint compliance, and modern security posture across the entire Microsoft cloud ecosystem, with close collaboration across IT, Security, and business stakeholders.
Key Responsibilities:
Microsoft 365 Tenant Administration:
Administer and maintain enterprise-scale M365 tenants, including configuration, governance, and operational support.
Oversee service health, usage reporting, licensing, and user lifecycle management.
Maintain documentation of configurations, workflows, and operational procedures.
Microsoft Intune / Endpoint Management (Full Scope)
Own all aspects of Intune administration, including:
Device enrolment (Windows, macOS, iOS/iPadOS, Android)
Configuration profiles, compliance policies, and security baselines
Autopilot provisioning, device naming policies, and lifecycle
Conditional Access integration with device compliance
Endpoint security policies (AV, firewall, ASR rules, BitLocker, etc.)
Identity & Access Management (Entra ID / SSO):
Manage and secure Microsoft Entra ID (Azure AD) for identity, authentication, and access governance.
Configure and maintain SSO integrations with SaaS applications using SAML/OAuth/OIDC.
Implement and optimize:
Conditional Access policies
MFA enforcement and authentication methods policy
Privileged Identity Management
Identity Protection policies (risk-based controls)
Security & Threat Protection:
Deploy and manage Microsoft Defender stack relevant to the organization
Integrate and manage endpoint security posture with non-Microsoft EDR platforms, such as Sentinel One/CrowdStrike
Collaborate with Security teams to implement detection and response workflows, ensure coverage, and align with organizational policy.
Messaging & Collaboration:
Exchange Online:
Administer Exchange Online policies and configurations
Implement email security best practices and support incident response when needed.
Microsoft Teams:
Administer Teams policies and governance - Teams lifecycle policy, app permissions, meeting policies; External access and guest collaboration settings

We are looking for proactive, analytical, talented people to join the Security Content team.
As a Research Engineer (Security Network & Apps), you will add content to our security and network products such as NGWF, CASB, DLP, and more.
Using agentic AI tools (Claude code, Cursor) and modern big data analysis frameworks (Redash, Athena), and network and web analysis tools to analyze network protocols and application traffic.
Joining us is an excellent opportunity for network security enthusiasts who are passionate about the future of Networking and Security.
Responsibilities:
Research and analyze network and application behavior as part of our Networks security products (NGFW, CASB, DLP, and more).
Lead cross-team projects to deliver product development outcomes in partnership with Engineering and Product.
Focus on the customers impact and understand the business perspective.
Suggest and conduct new research vectors.
Work with AI tools and coding agents to automate your work and improve efficiency.
Utilize Catos Data Warehouse with big-data technologies to support your work.

We are looking for a high-energy, talented people to join the Security team. As a Security Engineer, you will take part in product content development and build logics and signatures to mitigate emerging security threats. Your work outcome will feed our Cloud security products such as the IPS and Suspicious Activity Monitoring with the latest protections. You will analyze protocols and investigate various attacks utilizing network analysis tools and modern data analysis frameworks. Joining us is an excellent opportunity for network security enthusiasts who are passionate about the future of Networking and Security.
Responsibilities:
Research and analyze new threats and develop product content such as IPS signatures and logic to provide the best protection for our customers.
Enhance product accuracy and its ability to detect new threats in the dynamically-changed security landscape.
Monitor your work using different monitoring tools and methods over the cloud.
Utilize our Data Warehouse with big-data technologies to support your work.

We are seeking a highly energetic and talented security analyst to join our Managed Detection and Response (MDR) team. As an MDR security analyst, your primary responsibility will be to identify and respond to security threats across our service customers. You will utilize the groundbreaking our Threat Hunting System to proactively seek out unknown threats and enhance our hunting capabilities. Leveraging the Cloud data warehouse, you will develop threat hunting technics to effectively detect and address security threats. Moreover, you will serve as a trusted advisor to our MDR service clients, providing valuable insights into their security posture and the threat landscape they face
This position offers an exceptional opportunity for network security enthusiasts who are passionate about Network Security, Malware Analysis, Threat Hunting, and Threat Intelligence.
Responsibilities:
Act as a Customer Security Advisor, conducting threat-hunting activities and performing security assessments on customer networks. Effectively communicate findings, recommendations for remediation, and mitigation strategies to customers
Serve as an escalation point for the SOC analysts, assisting in the investigation, analysis, and response to security incidents
Develop cyber kill-chain indicators of an attack and hunting heuristics to enhance the ongoing threat-hunting process
Enhance the product accuracy and its capacity to detect emerging threats within the dynamic security landscape.

We are looking for a Lead Security Researcher - AI Threat Intelligence. This key position within the threat intelligence group will be in charge of analyzing the vast amount of data that is managed by us, develop threat intelligence on adversarial TTPs (tactics, techniques and procedures) and generate reports, presentations and blogs on anomalies and tools identified.
This role goes beyond the analyst role, as a key member of the team the threat intelligence researcher will work with internal security teams, network data, underground intelligence teams and much more, performing cutting edge research followed by presenting the research externally via various mediums.
Responsibilities:
Lead threat intelligence research focused on AI-related threats, threat actors, attack techniques, and emerging cybersecurity trends
Analyze internal and external security data to identify attack patterns, campaigns, and actionable intelligence
Explore large-scale datasets using SQL and other data analysis methods to generate research insights
Build tools, workflows, and agentic systems to automate research, investigation, and intelligence production
Research how attackers use AI and how AI can improve threat detection, investigation, and response
Publish high-quality research, including blogs, reports, threat intelligence summaries, and customer-facing insights
Present research at cybersecurity conferences, webinars, company events, and customer-facing sessions
Collaborate with product, data, engineering, and research teams to improve detections and product intelligence
Independently lead research initiatives from idea and data exploration to publication and presentation.
Travel internationally for company events and cybersecurity conferences at least six times per year.

We're looking for an Application Security Researcher to join us. In this critical role, you will assist us in validating our services and environments according to the highest security standards. Also, You will work closely with our R&D and Product teams, and solve complex security problems.
Responsibilities:
Continuously checking and improving security measures to protect our systems.
Reviewing system architecture, design, and code to find and fix security weaknesses before they become a problem.
Helping developers follow secure coding practices and learn how to prevent security risks.
Staying updated on new security threats and best practices to keep our security standards high.
Contributing to our security research blog.
Evaluating the security of AI and agentic systems, and applying AI-assisted tools to security research.

We are looking for a highly skilled Senior Security Engineer to join our security team and lead initiatives across our corporate systems, cloud infrastructure, and AI-enabled environments. You will play a critical role in designing practical security controls, driving complex security projects, and fostering a culture of secure innovation as we scale.

What youll do
Own security initiatives across corporate systems, endpoints, identities, SaaS, cloud, and internal infrastructure.
Design and implement practical security controls that reduce risk without slowing the business.
Own the security review and approval process for AI tools, AI-enabled applications, and autonomous agents across the organization.
Define security requirements and guardrails that enable teams to adopt AI securely.
Evaluate new technologies, integrations, and architectures and provide clear security recommendations.
Lead security projects from assessment and design through implementation and ongoing operation.
Work closely with IT, Infrastructure, DevOps, R&D, Legal, and business teams.
Investigate security issues and drive remediation.

Are you a technical leader who thrives on solving complex security breaches- We are looking for a DFIR Expert to join our team. In this role, you will lead high-impact forensic investigations, drive incident response efforts, and shape the future of our DFIR service. You will serve as the highest escalation point, working hands-on to contain threats and protect our clients' environments.

What You`ll Do

Investigate & Respond:

Conduct deep-dive digital forensics investigations across file systems, memory, and networks.

Leverage EDR, SIEM, firewalls, and diverse datasets to handle containment, eradication, and recovery.

Lead the Effort:

Act as the technical and management lead during incidents, managing communication both internally and externally with clients.

Innovate & Automate:

Develop custom tools to automate triage and accelerate the investigation process.

Introduce and maintain systems to keep the team mission-ready.

Own the Service:

Collaborate with pre-sales, account managers, and subcontractors to scale the DFIR service, expand customer reach, and drive business growth.

Deliver Clarity:

Provide in-depth incident reports and comprehensive Root Cause Analysis.

we are looking for a Application Security Architect.
The Application Security team ensures the security of products. In this role you will evaluate security architecture, design and implement technology, processes, and procedures by collaborating closely with developers, product managers, and other members of the security team.
What You'll Be Doing:
Initiate and improve processes, tools, and documentation that will support application security requirements
Identify security design gaps in existing and proposed architectures, services and products
Evaluate architecture, design, and code to identify and resolve potential vulnerabilities and security risks
Work closely with development teams to prioritise and resolve application security issues and implement security best practices, frameworks, etc.
Assist in identifying and responding to security issues in environment

we are looking for a Security Engineer.
The Security team protects endpoints, identities, SaaS applications, and the fast-growing landscape of AI tools and agents used across the company. In this role, you will operate and improve our security stack, handle detection and response across the organization, and drive security controls around identity, endpoints, SaaS, and AI adoption - governing AI assistants, coding agents, and MCP integrations while keeping employees productive. You will report to the IT Security & GRC Lead and work closely with IT, GRC, R&D, external vendors, and the wider security team.
What You'll Be Doing:
Operate and maintain our corporate security stack: EDR (CrowdStrike Falcon), IdP (Okta), MDM (IRU), email security, and browser/SaaS security controls
Experience hardening endpoints and enforcing device policy via MDM/EDR - security baselines, disk encryption, local admin restrictions, and USB/peripheral controls
Monitor security alerts, respond to incidents, and perform forensic investigations across endpoints, identities, and SaaS
Maintain identity security controls - SSO/MFA coverage, privileged access, joiner/mover/leaver, and access reviews
Secure our SaaS footprint - security posture, configuration monitoring, and third-party integration hygiene across Google Workspace, Slack, Okta, and other core platforms
Implement and maintain DLP controls across email, endpoints, and SaaS
Run endpoint patching and vulnerability management, and coordinate remediation with owning teams
Run POCs and rollouts of IT security tools - evaluating vendors, testing controls, and deploying them in collaboration with IT and external vendors
Secure the company's use of AI tools - implement guardrails for AI assistants, coding agents, and MCP integrations, and build detections for AI-specific threats such as prompt injection and data exfiltration via connectors

Money is becoming software. That changes everything about how it has to be protected. Stablecoins, tokenized assets, and payments made by AI agents are moving real value at machine speed. Thats where our company comes in. We build the security technology behind how money moves. Coinbase, MetaMask, Uniswap, and many of the largest platforms moving money today rely on us to screen billions of transactions and stop fraud, scams, and hacks before they reach a single user.
Were backed by investors including Sequoia Capital, Ribbit Capital, and Cyberstarts, firms behind some of the biggest names in cybersecurity.
As a Security Data Analyst within our R&D team, you will shape how we understand data, uncover trends, and drive strategic decisions across our company. Working closely with cross-functional teams, you will turn complex datasets into actionable insights that directly influence our business growth and product direction.
What You'll do:
Identify, analyze, and interpret trends or patterns in complex datasets to uncover actionable insights.
Develop scalable data processes and infrastructure to support internal stakeholders.
Build and maintain dashboards, reports, and KPIs to monitor and improve company performance.
Translate business questions into analytical models and craft compelling data visualizations that tell the story.
Partner with cross-functional teams to understand business needs and design data-driven solutions.

We seek an embedded security researcher to join us in developing cutting-edge cybersecurity projects.
Responsibilities
As an embedded security researcher, you will be dealing with:
Embedded systems reverse engineering.
Kernel driver research and development.
Real-time Embedded End-to-End Low-Level software development on various unique embedded platforms and environments.

We are looking for an embedded security researcher to join us in developing cutting-edge cybersecurity projects.
Responsibilities
As an embedded security researcher, you will be dealing with:
Embedded systems reverse engineering.
Real-time Embedded End-to-End Low Level software development on various unique embedded platforms and environments.