דרושים » אבטחת מידע וסייבר » Senior Security Lead

We are seeking an experienced Security Engineering Lead to join the Cyber Security organization, reporting to the Corporate Security Engineering Manager under the CISO.

This is a senior technical lead role focusing on engineering and execution without direct people management responsibilities. This role combines hands-on security engineering to deliver end-to-end protection across corporate, cloud, and SaaS environments. You will not only define strategy and standards - you will build, configure, tune, and operate the technical controls that enforce them.

You will be responsible for implementing, managing, integrating and maintaining security systems across the organizations IT landscape. The role requires deep technical proficiency in multiple platforms and tools, combined with the ability to collaborate with Security, IT, Engineering, Product, GRC and other business units to reduce risks and embed strong security practices.

Your responsibilities will include:

Engineer, deploy, and continuously tune systems such as Identity & Access, Threat Detection & Response, Cloud & Network Security.
Define, enforce and maintain security policies & configurations across endpoints, email, SaaS, network, and cloud platforms.
Design and implement solutions to gain continuous visibility into systems and processes, sensitive data, data flows, misconfigurations, and exposure risks across cloud and multi-cloud environments.
Monitor, triage, and investigate security alerts and risks, collaborating with Security, IT, Network teams on escalation and remediation.
Conduct risk assessments and identify gaps in security controls across systems, pipelines, and business processes.
Support compliance and regulatory requirements (e.g., GDPR, ISO 27001, SOC 2) related to security and privacy.
Collaborate with Engineering, IT, Product, and GRC teams to embed security controls into systems, and workflows.
Maintain documentation, runbooks, and guidelines for operations, security posture management, and security practices.

we are looking for a Head of Security Reliability to establish and lead the Security Reliability pillar. Reporting directly to the CISO, this leader will be accountable for the ongoing effectiveness, resilience, and operational maturity of security products after implementation.

The role ensures that security platforms remain properly configured, maintained, integrated, monitored, adopted, and optimized to deliver measurable risk reduction. It also owns Third-Party Risk Management (TPRM) program and the security-review process for new products, services, and technologies introduced across the company.

This is a hands-on leadership position for someone who combines security expertise, operational discipline, vendor-management experience, and a strong product mindset. The role partners closely with Security, IT, Engineering, Product, Procurement, Legal, Privacy, Compliance, and business stakeholders.

Key responsibilities

Security product reliability and lifecycle ownership

Own security products and platforms after implementation, from operational handover through optimization, renewal, replacement, or retirement.
Ensure security tools are correctly configured, maintained, integrated, monitored, and aligned with Nebius's risk profile and technical environment.
Define ownership, service levels, operating procedures, support models, and escalation paths for every security platform.
Monitor platform availability, data quality, control coverage, integration health, licensing, capacity, and performance.
Establish disciplined processes for upgrades, configuration changes, testing, exception management, and end-of-life planning.
Continuously assess whether security products deliver their intended outcomes, and improve utilization, coverage, automation, and return on investment.
Reduce overlapping capabilities, configuration drift, operational gaps, and underused tooling across the security stack.
Manage vendor performance, technical escalations, product-roadmap discussions, renewals, and service reviews.
Ensure newly implemented security products transition into operations with clear documentation, ownership, monitoring, and success criteria.
Security configuration and control assurance

Define and maintain secure configuration baselines for security platforms.
Establish continuous control-health monitoring to identify disabled, degraded, misconfigured, or incomplete controls.
Validate that integrations and telemetry remain complete, accurate, and reliable as environment evolves.
Coordinate remediation of control gaps with Security, IT, Engineering, and platform owners.
Maintain evidence demonstrating the operational effectiveness of security controls for audits, certifications, and customer-assurance activities.

Were looking for an experienced, multidisciplinary Security Engineer with a strong technical foundation and the ability to learn and own new technologies and domains from the ground up.Youll join Corporate Security Engineering within our Cyber Defense organization, Youll design, implement, and mature the security controls that protect our business applications, workforce, and corporate environment.
Youll work closely with Cyber Defense, IT, DRE, R&D, People, Legal, and GRC to embed security controls at scale. Our strategy is AI-first and built on identity-centric controls, Zero Trust principles, and scalable automation.
Youll Own
The security posture of our corporate technology stack, including AI security, identity, DLP and insider risk, EDR, MDM, browser security, SSPM/CASB, network security, and email and collaboration security.
Zero Trust access policies for workforce and external users, along with hardening for macOS, Windows, and Linux endpoints, browsers, SaaS applications, and corporate networks.
Identity and access capabilities, including SSO, phishing-resistant MFA, passwordless authentication, conditional access, device trust, PAM, joiner-mover-leaver controls, and service-account hygiene.
The evaluation and rollout of new security technologies, taking solutions from proof of concept through production.
Automated workflows and API integrations that scale security controls without adding operational overhead or headcount.
SaaS, third-party, and AI governance, including SaaS configuration reviews, vendor security assessments, access reviews, OAuth governance, posture remediation, and enablement-first guardrails for employee AI tools.
Domain expertise for SecOps incident response and partnership with IT and R&D to embed security standards and operating procedures into day-to-day processes.
Youll Solve
How to protect a fast-growing SaaS companys corporate environment across a broad and evolving technology stack.
How to translate security risks into clear requirements, practical controls, and reliable production operations.
How to strengthen identity, endpoint, SaaS, network, email, and collaboration security through a unified Zero Trust approach.
How to automate security processes and integrate systems so controls remain effective as we scale.
How to enable employees to use SaaS and AI tools safely through thoughtful guardrails rather than blanket restrictions.
How to make security standards easy for partner teams to adopt by embedding them into operational workflows and SOPs.
Youll Impact
The security and resilience of our business applications, workforce, and corporate environment.
Our ability to scale securely through stronger identity-centric controls, Zero Trust access, endpoint hardening, and SaaS governance.

This is a senior, hands-on individual-contributor role with end-to-end ownership of security risk assessments, the security risk register, remediation tracking, risk acceptance, and risk reporting. The successful candidate will work closely with engineering, cloud infrastructure, product, security, compliance, legal, and business teams to ensure that material risks are identified early, assessed consistently, and driven toward clear treatment decisions.

The role requires strong judgment, technical understanding, and the ability to influence stakeholders without relying on formal authority.

Your responsibilities will include

Risk Assessment

Lead security risk assessments for infrastructure, cloud environments, products, applications, business processes, and major technology changes.
Conduct risk assessments for new initiatives, systems, and significant changes, including supporting M&A-related risk assessment work alongside the due diligence team.
Evaluate the design and effectiveness of controls and identify residual risk following mitigation.
Identify emerging and systemic risks that may affect multiple services, regions, or business functions.
Risk Register & Tracking

Maintain the security risk register: log new risks, update status, track owners, and follow items through to remediation or formal risk acceptance.
Support the ongoing refinement of risk assessment and risk register processes, contributing improvements as the practice matures.
Coordinate with other GRC functions on findings and gap assessments that carry risk implications, and independently determine whether a given finding warrants a risk register entry.
Metrics & Reporting

Maintain and improve security risk assessment, scoring, prioritization, and acceptance processes.
Define and monitor meaningful Key Risk Indicators and risk trends.
Translate complex technical risks into clear business impact for senior leadership and governance forums.
Prepare risk reporting that supports security posture reviews, strategic decision-making, and Board-level reporting.
Support auditors, customers, and internal stakeholders on security risk management matters.
Cross-Functional Coordination

Work closely with other GRC functions to ensure risk assessments reflect current operating reality.
Partner with engineering and business stakeholders to embed risk thinking into day-to-day decisions, building trust through clear, practical communication rather than formal authority.
Build trusted relationships with risk and remediation owners while maintaining independent and objective judgment.

We are seeking a highly skilled and hands-on Application Security Lead to take ownership of our product and infrastructure security. Reporting directly to the CISO with a dotted line to the CTO, you will act as the critical bridge between our Security and Engineering teams, driving a robust "security-first" culture.



While this role encompasses both application and infrastructure security, our primary focus is on the Application Security domain. You will lead our transition towards a mature DevSecOps organization, ensuring that security is seamlessly embedded into every phase of our SDLC without compromising delivery speed.

Key Responsibilities

Application Security & Secure Engineering

Secure SDLC Integration: Embed security practices throughout the entire SDLC, from initial design and planning to deployment and maintenance.
Threat Modeling & Architecture: Lead threat modeling (e.g., STRIDE) and architectural reviews for high-risk features like authentication, PII, and payments.
AppSec Tooling & Automation: Integrate and manage automated security scanning (SAST, SCA, DAST) within CI/CD pipelines to ensure code integrity seamlessly.
Mobile & API Security: Enforce least-privilege models for API configurations. Lead security initiatives specifically tailored to mobile environments (iOS/Android), protecting core mobility platform.
Offensive Security & Pentesting: Orchestrate internal red teaming and external penetration tests for web and mobile applications. Manage Vulnerability Disclosure Programs (VDP) / Bug Bounties.
Developer Empowerment & DevEx: Collaborate with developers to provide automated tools, coding guidelines, and frictionless guardrails for secure-by-design development, ensuring security acts as an enabler, not a blocker.
Incident & Vulnerability Management: Act as the technical escalation point for application security incidents, leading detection and recovery efforts, while prioritizing vulnerabilities across the product suite for timely remediation.
Cloud & Infrastructure Security

Cloud & Network Posture: Manage cloud security posture (CSPM) across AWS/GCP and oversee broad network security measures, including WAF, Bot management, and environment segmentation.
Pipeline & Secrets Management: Secure the CI/CD infrastructure against tampering and enforce robust secret management and secure repository controls across the organization.
Resilience & Recovery: Manage disaster recovery (DR) and business continuity planning for production environments.
Governance, Culture & Compliance

DevSecOps Strategy: Lead the strategic evolution of DevOps into a mature DevSecOps model, aligning with industry frameworks like OWASP SAMM and NIST SSDF.
Metrics & Measurement: Define and track key security metrics (e.g., MTTR, vulnerability density) to measure and improve program effectiveness.
Security Champions: Build and mentor a Security Champions program within R&D to scale security knowledge and foster a grassroots culture.
Compliance & Privacy: Ensure continuous compliance with PCI-DSS, ISO27001, and GDPR, championing privacy-by-design principles across all user data and R&D operations.

Required Senior Application Security Engineer
As a Senior Application Security Engineer, youll plan, build, and support efforts to strengthen security across the organization. As part of our Security & Platform organization, youll work across the software development lifecycle and the underlying cloud and platform environment.
Youll own application security throughout the SDLC, including security requirements, threat modeling, secure design reviews, code reviews, application and API security testing, and production hardening. The role combines application security, cloud and platform security, and security automation. Youll partner closely with Security, Engineering, Platform, DevOps, and IT teams to build secure-by-default systems and reduce risk at scale.
Youll also define and report meaningful security metrics, including control coverage, vulnerability trends, remediation timelines, security exceptions, and baseline compliance. This is a hands-on engineering role for someone who can move comfortably between architecture and threat modeling, code and API reviews, cloud and identity guardrails, CI/CD security controls, vulnerability remediation, and automation.
Responsibilities
Define, track, and report meaningful security metrics, including control coverage, vulnerability trends, remediation timelines, security exceptions, and baseline compliance.
Own application security across the SDLC, from security requirements and threat modeling through secure design, code reviews, testing, and production hardening.
Strengthen cloud and platform security by implementing scalable security controls, identity guardrails, and secure-by-default practices.
Partner closely with Security, Engineering, Platform, DevOps, and IT teams to reduce security risk and improve security practices across the organization.
Designing controls for multi-account or multi-cloud environments using Terraform, policy-as-code technologies such as OPA or Sentinel, or automated remediation workflows.
Experience running a Security Champions, bug bounty or responsible disclosure program, or delivering hands-on secure engineering training.
You'll translate technical risk into clear remediation guidance and influence engineering and leadership stakeholders through strong written and verbal communication.

Were growing and looking to hire a Senior Security Operations Engineer who embodies our core values: People First, Customer Obsession, Strive for Excellence, and Integrity.
About the Company:
A global leader in cyber-physical systems (CPS) protection, dedicated to securing the critical infrastructure that keeps the world running. Were a fast-growing, award-winning team where innovation meets purpose-and we want you to help us define the future of cybersecurity.
About the Role:
In this role, you will be a key architect and operator of our modern security posture, focusing heavily on Cloud Access Security Broker (CASB/SSE) architecture, next-generation Endpoint Detection & Response (EDR), and securing the deployment and usage of Artificial Intelligence (AI) and Large Language Models (LLMs) across the enterprise.
As threats evolve, we are proactively embedding AI-driven defense mechanisms while managing the unique threat vectors introduced by enterprise AI adoption. If you thrive at the intersection of data protection, cloud edge security, and cutting-edge automation, this position offers an exceptional opportunity to impact our global defense strategy.
Responsibilities
As a Senior Security Operations Engineer, your responsibilities will include:
Engineering level oversight and support of the operational security environment including endpoint security, cloud/SaaS security, email security, AI security, and network security.
Design, implement, and maintain security solutions for on-premises and cloud environments (e.g., AWS, Azure, GCP).
Architect, configure, and maintain Security Service Edge (SSE), including CASB, Next-Gen SWG, and ZTNA. Establish data loss prevention (DLP) profiles, threat protection policies, and granular access controls across multi-cloud and SaaS environments.
Assist in responses to internal and external compliance audits, penetration tests and vulnerability assessments.
Provide recommendations regarding direction of systems and applications to help secure access, data and assets.
Research and analyze Security Operations Center (SOC) related cyber threats , alerts, and vulnerabilities and ensure our systems are properly protected.
Conduct research on emerging products, services, protocols, and standards relative to the information security arena.
Work with IT Security product vendors and service providers, to evaluate potential security offerings, including product evaluations, pilots and proof of concept installations
Ability to understand and troubleshoot cyber security issues, network configurations, system configurations and upgrades, user authentication, etc..
Ability to work well with other technology areas to deploy security technologies.
Customer service-oriented
Strong work ethic and sense of urgency
Develop and maintain security architecture diagrams, documentation, and standards.

As our VP Security & Research, you'll report directly to the CEO and own malvertising detection vision, combining deep security research with AI and agentic innovation. You'll lead our security research team, uncover new attack techniques before they reach users, and turn that insight into detection that works in real time at massive scale. You'll build a research agenda that puts GeoEdge on the stage at the world's top security conferences, and partner with Product, R&D, data Science, Customer Support, and other key functions inside and outside the company to bring it to market. You'll be the security and research voice of GeoEdge for customers, partners, and the wider security community. What You'll Do
* Set the strategy and roadmap for malvertising detection and security research
* Lead, mentor, and grow the security research team
* Drive AI and agentic innovation in detection, working with R&D and data Science to turn research into production-grade capabilities
* Uncover and track emerging malvertising threats, evasion techniques, and attacker campaigns across the ad ecosystem
* Own detection quality: push for uncompromising precision, coverage, and speed
* Drive original research and publications, and represent GeoEdge at leading security conferences
* Partner with Product, R&D, data Science, Customer Support, and other key functions in the organization and outside of it
* Report to the CEO and management on research impact, threat landscape, and priorities

We seek a dynamic and experienced Cyber Security Engineer to join Tipalti! This role presents an exciting opportunity to work in a fast-growing company with great opportunities to make a difference.
In this role, you will be responsible for:
Design, implement, and maintain security architectures and controls across the organization's Cloud, SaaS, AI, and Corporate environments.
Secure enterprise infrastructure by strengthening cloud security, protecting sensitive data, managing identity and access, and continuously improving the organization's security posture.
Deploy, operate, and optimize enterprise security technologies across Identity, Endpoint, Network, Email, Cloud, SaaS, Data Protection, and Security Operations domains.
Identify, prioritize, and remediate security risks, vulnerabilities, cloud exposures, and SaaS security findings.
Lead end-to-end security projects across multiple teams, collaborating with Engineering, DevOps, IT, and Security Operations to implement scalable security solutions and drive automation.
Support the secure adoption of AI technologies while ensuring security controls align with industry best practices and frameworks such as ISO 27001, SOC 2, NIST CSF, and CIS Controls.