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we are looking for a talented, hands-on and experienced DevOps Engineer to join our Operations team.

In this role, you will be responsible for ensuring the availability, reliability, and scalability of our production environments, proactively monitoring systems in real time and troubleshooting complex technical challenges. Youll work with modern cloud-native technologies, help improve operational efficiency, and play a key role in maintaining and evolving our infrastructure.

This is an opportunity to work on a fascinating and challenging product, gain exposure to innovative and diverse technologies, and join a fast-growing company that is leading its field. At Upstream, we invest in our people and support both personal and professional growth.

Were looking for someone with strong technical skills, a positive mindset and a constant drive for excellence.

This is a full-time, hybrid role based in Herzliya, Israel.

Responsibilities
Implement and operate large-scale Kubernetes and cloud solutions
Build and maintain infrastructure across AWS / Azure / GCP
Monitor customer infrastructure and production environments
Roll out processes for new services and applications
Enforce and maintain cloud and product security standards
Troubleshoot and resolve technical issues in customer environments
Develop and maintain infrastructure automation tools and workflows
Implement automation processes and AI-driven tools to improve operational efficiency

We are hiring a talented professional to join our Global Marketing Department in a leading and influential role as: Director of Global Digital Marketing

Key Responsibilities

1. Global Digital Strategy & Growth Enablement

Define and lead Caesarstone's global digital marketing strategy
Develop global frameworks, methodologies and operating models that support business objectives
Identify growth opportunities across markets and translate them into scalable programs
Introduce innovative technologies, AI solutions and new engagement models that increase productivity and marketing effectiveness
2. Content, Social Media & Audience Engagement

Define and lead Caesarstone's global digital content strategy across channels and audiences
Own the global social media strategy and governance model
Lead the development of LinkedIn as a strategic brand and influence platform
Evaluate and develop emerging channels and engagement opportunities
Identify opportunities to amplify Caesarstone's reach and influence through business partners, professional communities and strategic collaborations.

3. Digital Effectiveness & Performance Management

Establish global digital KPIs and measurement frameworks
Drive best practices in media investment, agency management and resource allocation
Monitor adoption, effectiveness and business contribution of digital initiatives

we are looking for a talented Application Security Specialist to join our team. In this role, you will take an active part in application penetration testing, threat modeling, Secure SDLC activities, and AppSec initiatives that help evaluate and improve security posture. The position includes hands-on security testing of web, mobile, API, thick client, AI/LLM integrations, and MCP-based application components, identifying and validating vulnerabilities, assessing real business impact, supporting customers with clear remediation guidance, and contributing to application security processes, tools, and best practices.

Responsibilities
Perform hands-on application penetration testing across web, mobile, API, thick client, AI/LLM integrations, and MCP-enabled application components.

Perform threat modeling and secure design reviews to identify risks early in the development lifecycle.

Support development teams with practical remediation guidance and secure implementation recommendations.

Perform Secure Software Development Lifecycle and secure coding training for developers.

Evaluate and improve customers application security development lifecycle, including secure coding practices, vulnerability management, remediation workflows, and security gates.

Participate in client-facing discussions, including assessment scoping, finding walkthroughs, remediation alignment, and retest updates.

we are looking for a security architect to join our team! 
Responsibilities
Perform security maturity assessments, including reviews of organizational policies, standards, procedures, and governance practices, aligned with the NIST CSF 2.0 cybersecurity framework.

Review designed or deployed environments, identifying security flaws and recommending mitigations plans

Review Implementation of technical security controls, identify gaps and offer practical mitigations.

Escort, evaluate and improve our clients security posture by elevating their infrastructure resilience and implement best-practice organizational procedures

Escort mitigation plans and design practical implementations for security issues e.g., firewall policies review, segmentation & segregation recommendations, Microsoft AD-tier Model implementation etc.

Research and advocate for new security solutions and technologies

we are seeking a Cybersecurity Architect (GRC & Risk) to join our cybersecurity architecture team. In this role, you will lead security governance, risk, and control assessments, conduct third-party due diligence, support maturity assessments, and drive mitigation and architectural review processes. Youll work closely with CISOs, security leaders, engineering teams, and customers to develop risk-focused methodologies and improve security frameworks. This position is best suited for candidates with a technical GRC, risk, or security assessment background who excel in analysis, interpretation, and structuring of security information.

Responsibilities
Lead customer third‑party security due diligence assessments.
Lead mitigation workshops to translate penetration test and assessment findings into prioritized remediation workplans.
Perform security maturity assessments, including reviews of organizational policies, standards, procedures, and governance practices, aligned with the NIST CSF 2.0 cybersecurity framework.
Develop and refine security methodologies, processes, and architectural guidance.
Maintain internal documentation and ensure alignment between frameworks, processes, and practical implementation.
Analyze technical findings and map them to governance, risk, and control gaps.
Produce clear, structured reports and executive‑ready summaries for technical and non‑technical audiences.

we are looking for a Cyber Security Expert with hands-on experience in offensive security, possessing strong technical capabilities, in-depth knowledge of adversary simulation, and a passion for Red Team operations.
Responsibilities
Participate in Red Team assessments that simulate real-world threats and remain undetected by the client's defensive team. These stealth operations simulate advanced adversaries and require careful planning, execution, and OPSEC
Lead or co-lead portions of internal and external offensive assessments, including perimeter exploitation and post-exploitation in Active Directory
Perform Purple Team engagements to help clients improve their monitoring and detection capabilities while sharpening your own offensive skills
Document attack paths, risk analysis, technical findings and remediation guidance in detailed reports tailored to both technical and executive audiences.
Collaborate with the team to develop and maintain internal tooling, scripts, and documentation for offensive operations
Continuously research and test new techniques, tools, and attack paths to further enhance Red Team capabilities

As a DFIR team member, you will participate in hands-on security research and investigations, helping our customers understand and mitigate cyber threats and attacks.

Responsibilities
Perform incident response lifecycle and real-time activities, including detection and analysis, containment and eradication, and recovery
Perform incident response in a cloud environment (Azure, AWS etc.).
Perform digital forensics investigations
Research and analyze tactics, techniques, and procedures (TTPs) used by malicious actors
Perform hunt-evil and find-evil activities for proactively detecting attacks
Work closely with our in-house red team, CTI, and cyber architect teams
Work closely with worldwide companies, CISOs, and technology experts

we are seeking a Junior Cybersecurity Architect to join our cybersecurity architecture team. In this role you would assist with enterprise level organizations' white-box maturity assessments, preform due-diligence assessments and help in designing actionable mitigation plans to identified risks to push forward our clients security program. This role is intended for candidates with a technical GRC, risk, or security assessment background who are strong in analysis, interpretation, and structuring of security information. You will work closely with CISOs, security leadership, engineering teams, and external customers, collaborating with senior security stakeholders as part of a versatile, and collaborative architecture team. The position emphasizes risk‑oriented thinking, security assessment methodologies, and architectural review over hands‑on technical configuration or operational security work.

Responsibilities
Support customer third‑party security due diligence assessments.

Support or lead mitigation workshops to translate penetration test and assessment findings into prioritized remediation workplans.

Analyze technical findings and map them to governance, risk, and control gaps.

Review Implementation of technical security controls.

Perform security maturity assessments, including reviews of organizational policies, standards, procedures, and governance practices, aligned with the NIST CSF 2.0 cybersecurity framework.

Produce clear, structured reports and executive‑ready summaries for technical and non‑technical audiences.

We are looking for a Junior SW Development Engineer to join our team.
You will be based in Caesarea, Israel.



Location
Hybrid - Working at least 3 times a week from the office



What you will be doing:

As a member of one of our global Agile SW Scrum teams, you will contribute to the development of cutting-edge, cable industry-leading products and services.
Your work will involve:

C/C++ Software Development: Design and implement features within the MAC and upper layer protocol domains, leveraging the latest advancements in C++ technology.
Advanced Networking Solutions: Contribute to solutions running on Linux servers using containerized environments (Kubernetes), employing state-of-the-art technologies and methodologies.
Troubleshooting & Debugging: Investigate and resolve complex issues from internal QA teams and external customer reports.
Agile Methodologies: Plan, develop, and deliver features in an Agile development environment.

We are looking for a Junior Production Testing Engineer to join our Operation Engineering department.
You will support the operations and maintenance of our Automated Test Equipment (ATE). In this role, you will assist in the transfer, optimization, and daily efficiency of ATE systems on the production line and for RMA processes, helping to ensure our products meet the highest quality and manufacturing standards.

You will report to the Production Engineering Manager.

Location
On-site - Working daily from our office in Caesarea



What you will be doing:

ATE Transfer & Implementation: Support the transfer and integration of ATE systems from development into the mass production line, assisting senior engineers with project execution.
Production & RMA Efficiency: Monitor ATE performance on the floor. Help identify opportunities for efficiency improvements, optimize test times, and support processes for active production lines and Return Merchandise Authorization (RMA) units.
Test Infrastructure: Assist in setting up, installing, validating, and maintaining ATE test stations and infrastructure.
Cross-Functional Collaboration: Work collaboratively with ATE development, Hardware (HW), and R&D teams to support daily manufacturing operations and help troubleshoot test-related issues.
Data-Driven Optimization: Help analyze ATE test data and yield metrics to highlight potential process improvements, throughput increases, and cost-reduction initiatives.
Technical Troubleshooting: Read and interpret electrical schematics and technical data sheets to support production test processes and ensure adherence to standard specifications.
Reporting & Analysis: Assist in generating reports and presentations detailing root-cause analysis, corrective actions, and standard follow-ups.

We are looking for an experienced Lab Support Technical Leader to lead our R&D lab operations.
This role combines technical leadership, operational management, hands-on work and strategic planning across worldwide labs. You will report to the Lab Manager.
Location

On-site - working 5 days a week from our office in Caesarea.

What you will be doing:

Lead R&D lab operations supporting large-scale broadband and networking environments.

Lead and mentor the Lab Support team, including goal setting, KPIs, SLA management, prioritization, and professional development.

Providing hands-on support for lab infrastructure installations and deployments when required.

Architect, design, and maintain advanced networking infrastructures, including switches, routers, servers, and virtualization platforms.

Lead deployment and support of new lab installations.

Establish and maintain documentation standards across Confluence, Jira, Visio, and related systems.

Lead automation and operational efficiency initiatives to improve scalability,

Provide regular executive-level reporting on lab operations, project status, risks, and roadmap progress.

Manage timelines, ETAs, and stakeholder expectations across multiple concurrent activities.

We are looking for a skilled a skilled SW QA Engineer to join our Broadband R&D organization within the ATE Test Development team.

You will report to the Director of Software Devices, Broadband business unit.


Location

Hybrid role - working at least 3 days a week from our offices in Caesarea


What you will be doing:

Own and execute QA activities for software-based ATE solutions
Analyze product and system requirements and translate them into clear test plans, test cases, and test scenarios
Perform functional, integration, regression, and release testing
Support release management activities, including test readiness, release validation, defect tracking, and quality sign-off
Test complex ATE environments that combine software, hardware, instruments, and lab equipment
Investigate, reproduce, and debug issues in collaboration with development, system, hardware, and production teams
Work with other R&D teams to ensure high-quality delivery of test solutions
Document test results, defects, risks, and technical findings in a clear and structured way
Contribute to process improvements, test coverage, and product quality

We are looking for a Senior DevOps Engineer to join our team
You will report to the DevOps Sr. Manager


Location
Working at least 3 days a week from the office in Caesarea



What you will be doing:

Were looking for a Senior DevOps Engineer with strong Python skills, deep Linux (Debian based) experience, and hands-on expertise with AWS and Kubernetes. In this role, youll take ownership of automating, scaling, and maintaining our infrastructure and CI/CD systems which are critical components that power our next-gen broadband solutions. Youll work closely with senior engineers in a high-impact environment, developing internal tools and platforms that support both infrastructure and the full software delivery lifecycle. Your work will directly influence our development velocity, deployment reliability, and production artifacts quality.

Key Responsibilities

Operate and extend our Kubernetes-based and container-based platforms and orchestrate deployments on AWS.
Own and evolve our CI/CD pipelines, focused on Debian packaging, container orchestration, and cloud- native deployments.
Design and develop Python modules, tools and services to manage CI frameworks, packaging processes, and operational automation.
Work closely with development teams to diagnose and resolve complex issues across build systems, APIs, and development environments.
Maintain and improve automated build/test pipelines using Jenkins and Argo workflow.
Implement infrastructure-as-code practices using tools such as Terraform, ArgoCD, and Helm.

We are looking for a RF System Director to join our R&D site.

You will report to the CTO of the Broadband Business Unit.


Location

On-site role - working daily from our offices in Caesarea

What you will be doing:

Own end to end RF system definition, from early requirements gathering through architecture, detailed specifications, and technical tradeoff analysis.
Lead RF technical strategy for current and future products, ensuring alignment with product, system, and business goals.
Drive proof of concept activities, feasibility studies, and risk reduction for new technologies and architectures.
Be deeply involved in detailed RF design, simulations, reviews, and hands-on technical decision making.
Be involved in prototyping, bring-up, DVT, regulatory and environmental qualifications, and design transfer to production.
Ensure high quality technical documentation across all phases of development, including specifications, design documents, test plans, and reports.
Work closely with cross-functional teams including digital, system, mechanical, manufacturing, QA, support, product management, sales, marketing, and key customers.
Support customer engagements, escalations, and field issues by providing deep RF expertise and root cause analysis.
Participate in technology roadmap planning and contribute to long term innovation initiatives.