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Principal AI Research Cybersecurity Scientist (Bay Area)
A hands-on research scientist role at Alice (a trust, safety & AI-security company) running rapid research cycles on frontier AI models — designing benchmarks, evaluation frameworks and experiments for LLMs, reasoning and agents — with a security focus such as red teaming and adversarial ML. Core stack: Python and PyTorch.
Principal AI Research Cybersecurity Scientist (Bay Area)
Principal-level, hands-on researcher at Alice (ActiveFence), an AI trust & safety company, running rapid research cycles on frontier AI models — designing LLM benchmarks, evaluation frameworks, and security-focused experiments (red teaming, adversarial ML) and translating customer challenges into validated findings. Core stack: Python, PyTorch, LLM evaluation.
Principal Engineer, Identity & Access Management (IAM)
Principal-level individual contributor who owns the architecture, security and modernization of Boston Scientific's global Microsoft Active Directory environment — spanning AD DS, DNS, LDAP, Kerberos, Group Policy, Tier 0/Zero Trust hardening, disaster recovery and hybrid identity with Entra ID. Hybrid role (3 days/week in office) in Arden Hills, MN or Marlborough, MA.
Principal Security Engineer, Enterprise Security
Design and build enterprise-grade identity and access systems (SSO, OAuth, SCIM) and security automation tools to protect Roblox’s corporate infrastructure at scale.
Principal AI Research Cybersecurity Scientist (Israel / UK)
Hands-on principal research scientist role at Alice running rapid research cycles in frontier AI models, LLMs, reasoning, agents, and evaluation — designing benchmarks and translating customer security challenges into research outcomes. Based in Ramat Gan, Israel (UK option), requiring strong publications and advanced Python/PyTorch skills.
Principal AI Research Cybersecurity Scientist (Israel / UK)
Hands-on principal-level researcher running rapid research cycles on frontier AI models, LLMs, agents, and evaluation/benchmarking, translating customer security challenges into experiments, prototypes, and actionable results. Core stack is Python and PyTorch, with a focus on AI security like red teaming and adversarial ML.
Principal Security Software Engineer, Application Security
Leads application security initiatives at Roblox, shaping security standards, threat modeling, and secure design for immersive gaming/media platforms; collaborates with engineering teams to automate security practices and mentor engineers.
Principal Security GRC Analyst
A Senior Security GRC Analyst at Roblox will support the company's Security Governance, Risk, and Compliance team, writing and managing security policies, assessing information security risks using frameworks like FAIR, and partnering with Engineering, Legal, and Finance to drive risk-informed decisions across the organization. The role focuses on building scalable, automated GRC processes to supp
Principal Security Software Engineer, IAM
Principal engineer defining identity and access systems for Roblox’s production infrastructure, including mTLS, SPIFFE/SPIRE, PKI, and AI-agent identity, while mentoring teams and driving long-term security strategy.
Principal Network Security Engineer
Principal engineer on Roblox's Network Security pod: identifies vulnerabilities across a global network of data centers and public clouds, designs and builds high-performance protective systems (proxies, load balancers, firewalls, IDS/IPS), and provides security design reviews. Core stack: Golang/C++, TCP/UDP/DNS, DPDK/eBPF.
Principal Security Engineer (Generalist)
Senior, hands-on security generalist role at a major Australian financial services organisation (recruited by Velqyn), based in its Cyber Security Advisory and Consulting Centre of Excellence. The engineer acts as a trusted technical authority spanning cloud security, application security, identity and threat modelling, connected to risk governance and solution architecture.
Red Team Principal Consultant
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Red Team Principal Consultant based in the United States. As a Red Team Principal…
Principal Cloud Security Engineer
Onsite in Long Beach, CA, this principal-level engineer designs, automates, and maintains security controls across Rocket Lab's hybrid cloud estate — IaaS/PaaS/SaaS/FaaS, CI/CD pipelines, and IAM — while producing statistical risk analyses and supporting compliance. Core stack: Python/Bash, Terraform, AWS/Azure/GCP security tooling, and vulnerability scanners.
Principal Security Operations Engineer
Principal Security Operations Engineer designs and secures Axon’s Kubernetes, AWS, and Azure infrastructure, embedding automated security controls into CI/CD pipelines and developer workflows to protect mission-critical public-safety systems.
Principal Security Engineer, Security Tribe
HelloFresh is hiring a Principal Security Engineer in Berlin to serve as one of its most senior security technical authorities — setting security architecture and company-wide strategy across cloud, application, IAM, detection and AI security, while staying hands-on with AWS, Kubernetes and GenAI/agentic security tooling.
Principal Product Security Engineer, Cloud Security
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Principal Product Security Engineer, Cloud Security based in India . As a Principal…
Principal Systems Security Engineer with Security Clearance
Viasat is hiring a Principal Systems Security Engineer based onsite in Carlsbad, CA, who must hold a security clearance. The role centers on systems security engineering for the company's global satellite and communications offerings.
Senior Principal - IAM Operations
GSK remains committed to achieving bold commercial ambitions for the future. By 2031, we aim to deliver £40 billion in annual sales, leveraging our existing strong performance momentum to significantly increase our…
Principal Security Architect
Who We Are : Moneycorp powers global payments for corporates, institutions and high net worth individuals, combining worldwide reach with local expertise. With over 45 years of market experience, two banking licences…
Principal Cybersecurity Analyst - Vulnerability Management
Leads the Vulnerability Management Program by defining program strategy, developing/improving core processes, managing daily workflows, and directing the team to deliver efficient, consistent execution for…