Were looking for a Threat Engineer to assess and develop our state-of-the-art detection solution. In this role, you will own the security coverage of our detection platform and guide development to strengthen our customers' resilience to emerging unknown threats. Your expertise in cyber security will drive our true AI-driven detection platform.
The Responsibilities
Work closely with developers and data scientists to produce AI detection models.
Apply your cyber expertise to investigate emerging threats and define technical requirements to mitigate them.
Continuously assess and evaluate security coverage and false-positive rates.
Architect and build scalable solutions for evaluating the platform security metrics.
Bring your excellent interpersonal skills to foster collaboration and maintain a positive attitude within the team.

We are looking for a Security Engineer to join us. In this role, you will take part in securing our companys production environments across network, data, and AI domains. You will work closely with SRE, DevOps, platform, and internal security teams to design, operate, and continuously improve security controls, reduce risk, and strengthen our detection and response capabilities in a fast-growing, cloud-native environment.
Responsibilities
Support, maintain, and operate network, data, and AI security controls across our companys production environments, and continuously improve protection, detection, and response capabilities.
Design, implement, and troubleshoot network security mechanisms, including segmentation, access controls, and traffic inspection, to reduce attack surface and lateral movement.
Secure sensitive data and databases by enforcing encryption, permissions, and access governance, auditing, and monitoring to prevent data leakage and misuse.
Identify security risks related to AI systems, data pipelines, and inference services, and help define controls to protect models, training data, and AI-driven workflows.
Collaborate with engineering, SOC, and platform teams to identify high-risk assets, abuse scenarios, and attack paths, and translate them into actionable security controls and detections.
Support incident response activities by serving as an escalation point for complex network, data, and AI-related security incidents.
Contribute to improving security visibility, detection logic, and response processes, including documentation and knowledge sharing across the Cyber Defense Group.

Were looking for a top-notch Detection Software Engineer to join our Threat Research team and further develop the Runtime Sensor. In this role, you will work on a world-class runtime security solution affecting some of the largest cloud workloads, collaborating closely with engineering and research to enable new and better threat detection capabilities.
WHAT YOULL DO
Work on a world-class runtime security solution affecting some of the largest cloud workloads
Work closely with engineering and research to enable new and better threat detection capabilities
Build and extend our research infrastructure, automated testing infra and release processes
Conduct research and develop new detection capabilities, from concept to implementation
Constantly shift things from an art to a science - make the hard things easy, fast and scalable
Quickly address gaps and changes when needed. Bias towards action
Analyze, debug and solve problems in test, staging and production environments
Create and enforce best practices and security policies
Work with customers in response to requests and questions when needed.

Our mission is to constantly disrupt the industry by creating new, groundbreaking technologies to help dealers build stronger, more resilient businesses. Our work happens in the fast lane as we work to bring AI and data-driven solutions to a quickly evolving industry.
Our team at our company is made up of curious and creative individuals who are always looking to achieve the impossible. We are bold, collaborative, and goal driven, and, at our core, we believe every voice has value and can impact our bottom line.
We are looking for an AppSec Engineer to join our team and make a real impact on our Secure Software Development Lifecycle! As an AppSec Engineer your mission will be to be the driving force behind our secure development lifecycle. You wont just find bugs; you will help build the systems that prevent them. You will have the opportunity to help navigate the "Agentic Era" by building autonomous security guardrails, securing LLM-based workflows, and empowering developers to move fast without breaking security.
This is a mid-level role reporting to the AppSec Architect and can be based out of our Tel-Aviv or Jerusalem offices.
What you will be responsible for
Build & automate: Develop and maintain internal security tooling, automated workflows, and AI security agents.
Code integrity: Execute secure code reviews and provide actionable remediation guidance to engineering teams.
Vulnerability management: Lead the tracking, triaging, and reporting of security flaws across all product lines.
Best practice advocacy: Drive the adoption of secure coding standards, partnering with R&D and DevOps teams to embed security early and often.
Extend our D&R capabilities: Build scalable solutions to identify malicious activity, triage alerts, and investigate and remediate incidents.
Document: Draft requirement documents for security products and innovative technologies.

We are looking for an experienced Security Engineer to join our security operations team with a strong focus on detection and response.
This is a unique opportunity to leverage your threat detection and response experience and build some of the foundational systems and services to keep our infrastructure free from malicious actors and threats. You will partner closely with all engineering teams, IT administrators, and compliance analysts to ensure that we maintain sufficient visibility into our environments and develop effective programs and practices to ensure that our environments are always secure. Tooling and automation will be key to success as we scale our environments to meet customer demand.
What You Will Do:
Collaborate with different teams for building and setting up pipelines needed to gather relevant security telemetry.
Build and maintain an effective and scalable security monitoring infrastructure solution.
Develop detection strategies to identify anomalous activity and ensure that our critical infrastructure and services operate in a safe environment.
Triage alerts and drive security incidents to closure while reducing their potential impact to Semperis.
Build processes and workflows to triage security alerts and respond to real incidents.
Research new threat attack vectors and ensure that our detection and response capability is in line with the current threat landscape.
Proactively improve the quality of our detection rules and strive to eliminate classes of issues by working directly with engineering teams.
Contribute to strategy, risk management, and prioritization for all efforts around detection and response.
Collaborate with the compliance team to maintain and audit security controls and processes, ensure compliance with relevant security frameworks and certifications.
Pragmatic implementing business-focused controls to safeguard the companys multi-cloud entities.

Required IR Engineer
Were looking for a hands-on incident response expert thats passionate about investigating real threats, building scalable detections, and improving automation across modern cloud-native environments. This is a high-impact role within our security group, ideal for someone who thrives on both investigation and building long-term solutions. In your day-to-day, youll:
Investigate complex security incidents in cloud (AWS/GCP), containerized (Kubernetes), and endpoint environments
Design and maintain detection rules and anomaly-based logic to identify emerging threats in production systems
Automate forensic evidence collection and response actions across diverse platforms and services
Collaborate with SOC analysts, Security Architects, and Engineering teams to improve detection coverage and data visibility
Lead incident retrospectives and document technical findings, response steps, and process improvements
Develop and maintain investigation playbooks, chain-of-custody protocols, and sprint-based IR deliverables
Participate in on-call rotations and contribute to incident readiness exercises and escalation protocols.

We are a leading hybrid-cloud security company revolutionizing the way organizations manage cyber risk. We provide cutting-edge exposure management solutions by simulating real-world attack paths across cloud and on-prem environments. Our technology identifies misconfigurations, vulnerabilities, and identity exposures, allowing organizations to remediate risks with minimal effort. We are looking for a brilliant and motivated Product Management Intern to join our product team. This is a unique opportunity to sit at the intersection of Cybersecurity Research and Software Development, to add AI capabilities to the product. You wont just be watching. You'll be working with the Product group to brainstorm and TEST new AI-powered features for our platform.
Responsibilities:
* AI-driven research: use LLMs and AI tools to find better ways to explain and fix complex security issues. Use Python to analyze datasets and benchmark prompt performance to ensure AI accuracy in security contexts. Rapid Prototyping: Build functional Proof of Concepts (POCs) for AI Agents that automate complex security workflows. This includes enhancement to server-side attack simulation logic using Node.js, MongoDB.
* Work with Python and Node.js to develop innovative security solutions.
* Translate new cloud attack techniques into logic that our AI can simulate and explain.
* Collaborate with the development team to maintain and improve existing AI infrastructure.

Required Embedded Linux & Security Engineer
Position Overview:
As an Embedded Linux & Security Engineer, your daily mission involves crafting custom Linux images tailored for our embedded platform, which plays a crucial role in unlocking phones and extracting forensic evidence for law enforcement agencies. Your expertise will also be pivotal in developing and enhancing the Board Support Package (BSP) layer, ensuring the highest level of security for our platform. This position, nested within our security research department, requires close collaboration with research teams to tackle and anticipate the security challenges of tomorrow to bypass security mechanisms of modern phones.
You'll thrive in a role that blends technical challenges with a profound impact on society. You'll contribute to product that play a vital role in law enforcement and public safety. Our collaborative environment offers endless opportunities for professional growth, letting you work side by side with some of the brightest minds in security research and embedded systems development. This position is not just a job; it's a mission to make the world a safer place, with innovative challenges and the chance to solve complex problems daily.
Key responsibilities:
Develop and maintain custom Linux images for our embedded platform, optimizing performance and security.
Design and implement the BSP layer, ensuring compatibility and efficiency across different hardware configurations.
Identify, analyze, and mitigate potential security vulnerabilities.
Engage in innovative problem-solving activities, contributing to the development of new technologies and methodologies.
Maintain up-to-date knowledge of the latest security threats, trends, and technologies.

We are looking for a skilled Application Engineer to join our security team as Application Security Engineer and help ensure the security, reliability, and integrity of our application ecosystem. In this role, you will work closely with Engineering, Product, and Customer-facing teams to identify, analyse, and mitigate security risks across APIs, integrations, and cloud-based systems.
Job responsibilities:
Design, assess, and improve the security of application-level integrations, including APIs, webhooks, and SFTP-based data flows.
Act as a subject matter expert for complex integration and application security issues, supporting high-impact customers and strategic partners.
Investigate and resolve security and data inquires using logs, SQL queries, and debugging tools.
Collaborate closely with Development and Product teams on security-related bugs, architectural decisions, and product roadmap discussions.
Review and troubleshoot integration flows involving AWS services and third-party systems, with a focus on secure design and implementation.
Contribute to the continuous improvement of application security practices, processes, and tooling.
Support incident analysis and root cause investigations related to application security and integrations.

We're looking for a Security Engineer - Product to spread the power. The ideal candidate will have experience performing security reviews, vulnerability management, and detection and response operations in cloud-native environments. Youll get to collaborate with our software development and DevOps teams to secure our products, CI/CD infrastructure, and production infrastructure. Youll also have the opportunity to influence our product roadmap by utilizing us to assess, monitor, and harden our environments.
WHAT YOULL DO
Lead threat modeling and security review exercises across our production and CI/CD environments - identifying and mitigating risks in our products and the cloud services that support them
Drive vulnerability management and remediation efforts - prioritizing issues, implementing mitigations, and designing strategic preventative controls
Extend our detection and response capabilities - building scalable solutions to identify malicious activity, triage alerts, and investigate and remediate incidents
Collaborate with our Federal team - extending our DevSecOps and Product Security practices to our FedRAMP environment and ensure it meets key security requirements
Build deep functional partnerships with our engineering and operations teams - helping them deliver secure-by-design solutions.