Software Engineer - Network (C++) SpaceXAISoftware Engineer - Network (C++)Palo Alto, CA$180,000–$440,000 / yearColossus powers Grok and our frontier AI models with a custom, high-performance datacenter network that delivers ultra-low latency and massive bandwidth across hundreds of thousands of GPUs. Build tools for software development, deployment, data analysis, visualization, and testing across virtualized environments, hardware-in-the-loop setups, and live production clusters.
Modem System Test Engineer - 6G/5G Data and Networking Qualcomm IncModem System Test Engineer - 6G/5G Data and NetworkingSan Diego, CA$89,000–$133,600 / yearIn this role, you will contribute to building and validating end-to-end data features, protocols, and system performance across mobile, automotive, IoT, broadband platforms supporting 6G/5G modem, WiFi 7/8, ethernet and related data technologies. Define key data performance indicators and evaluate system performance, including CPU/NPU performance towards close-end Edge-AI models, and optimize based on data from conducted, radiated, and live 6G/5G network testing.
Security Engineer - Vuln Management (Infra) ReplitSecurity Engineer - Vuln Management (Infra)Foster City, CaliforniaWorkload & Container Security: Manage the continuous vulnerability scanning lifecycle for container images, registries, and Virtual Machines (VMs), partnering with SRE and Platform teams to build automated base-image patching and rolling upgrade pipelines. Posture Management & Visibility : Own and optimize Cloud Security Posture Management (CSPM), Kubernetes Security Posture Management (KSPM), and Data Security Posture Management (DSPM) tools to ensure uniform compliance, prevent data leakage, and maintain hardened baselines.
Security Integration Engineer San Francisco CA Local to CA Needed DELTASOFT SOLUTIONS LLCSecurity Integration Engineer San Francisco CA Local to CA NeededSan fransico, CAFull timeBuilds and validates the API integrations between Armis and PG&E's systems of record, tunes correlation and de-duplication, and produces the reports, assessment, and runbooks that evidence the program outcomes. Strong API integration skills across IAM, EDR, VM, DNS/IPAM, cloud, and ITSM/CMDB systems (e.g., AD, Remedy/ServiceNow, Infoblox, Cisco ISE, Panorama, Tenable, Defender).
Backend Software Engineer Graduate (TikTok - Privacy and Security - Product) - 2027 Start TikTok IncBackend Software Engineer Graduate (TikTok - Privacy and Security - Product) - 2027 StartSan Jose, CAResponsibilities: Privacy & Security Feature Engineering: Participate in the architectural design and backend development of consumer-facing privacy controls and protection features, delivering seamless, high-performance experiences for hundreds of millions of users. Core Development & Performance Tuning: Design technical solutions, author high-quality core backend code, and optimize high-concurrency systems handling massive global traffic and complex data workflows.
Product Security Engineer 1XProduct Security EngineerSan Carlos, California$137,861–$250,000 / yearYou will analyze the system services, operating systems, cryptographic infrastructure, networks, and cloud services that power 1X humanoid robots, identify weaknesses before adversaries do, and partner with engineering teams to design and ship the fixes. The Product Security team focuses on the end-to-end security of NEO itself, the operating system, the cryptographic systems that establish trust, the cloud services NEO talks to, and the pipelines that build and sign everything in between.
NewSystems Security Engineer- 3rd Shift Eleven RecruitingSystems Security Engineer- 3rd ShiftCA$55–$74 / hourThe ideal candidate will join the firm's Security Operations team and support enterprise information security, data protection, security monitoring, and incident response during the overnight shift. Preferred Qualifications: Bachelors degree in Computer Science, Information Technology, Data Science, Information Assurance, Cybersecurity, or a related field preferred.
Principal Technical Marketing Engineer - HPE Networking (Roseville, CA / San Jose, CA) Hewlett Packard EnterprisePrincipal Technical Marketing Engineer - HPE Networking (Roseville, CA / San Jose, CA)Roseville, California$172,000–$349,000 / yearPlease note that Hewlett Packard Enterprise (HPE), its direct and indirect subsidiaries and affiliated companies, and its authorized recruitment agencies/vendors will never charge a candidate a registration fee, hiring fee, or any other fee in connection with its recruitment and hiring process. Strategic and technical leadership: A rchitect and execute global technical marketing strategies for self-driving networks, accelerating product adoption and scaling business growth through innovative go-to-market (GTM) initiatives.
Principal Technical Marketing Engineer - HPE Networking (Roseville, CA / San Jose, CA) Hewlett Packard Enterprise CoPrincipal Technical Marketing Engineer - HPE Networking (Roseville, CA / San Jose, CA)San Jose, CA$172,000–$349,000 / yearKey Responsibilities: Strategic and technical leadership: Architect and execute global technical marketing strategies for self-driving networks, accelerating product adoption and scaling business growth through innovative go-to-market (GTM) initiatives. Please note that Hewlett Packard Enterprise (HPE), its direct and indirect subsidiaries and affiliated companies, and its authorized recruitment agencies/vendors will never charge a candidate a registration fee, hiring fee, or any other fee in connection with its recruitment and hiring process.
Cybersecurity Engineer And Risk Analyst Booz Allen Hamilton Inc.Cybersecurity Engineer And Risk AnalystSan Diego, CA$69,300–$158,000 / yearExperience with network engineering functions such as Windows, Linux, and virtual operating systems, security tools, platforms, and technologies, including network and web application firewalls, web proxy, intrusion prevention systems, vulnerability scanners, and penetration tools. Ability to devise and execute client deliverables, work independently, identify problems and devise analysis and solutions, communicate results to both technical and non-technical audiences, and lead the accomplishments of client tasks from inception to completion.
NewCyber Security Engineer II - do not post Mount IndieCyber Security Engineer II - do not postSan Diego, CaliforniaMount Indie is seeking a Cyber engineer to join a company that is currently developing, integrating, and testing secure communications networks for U.S. defense agencies that improve the sharing of information among warfighters distributed throughout airborne, maritime, and ground environments. Support planning, implementation, management, monitoring, and upgrades for security measures that protect Fuse and DoD data, systems, and networks.
Senior Network & Systems Engineer City of SunnyvaleSenior Network & Systems EngineerSunnyvale, CA$68.72–$87.70 / hourThe minimum qualifications for education and experience can be met in one of the following ways: A Technology Certificate from an accredited college or trade school in information technology, computer and information research science, computer engineering, computer information systems, network architecture, network and computer systems administration, telecommunications administrations, electronic engineering technology, technology project management, or closely related field AND six years of experience in any two of the focus areas; OR. A Technology Certificate from an accredited college or trade school in information technology, computer and information research science, computer engineering, computer information systems, network architecture, network and computer systems administration, telecommunications administrations, electronic engineering technology, technology project management, or closely related field AND six years of experience in any two of the focus areas.
Network and System Engineer Q Bird BVNetwork and System EngineerSan Diego, CANews and Press·Sep 2026Q*Bird becomes Falqon Systems, building the infrastructure for Quantum Secure Networks (QSN)The Dutch quantum communications pioneer becomes Falqon Systems reflecting its long-term vision to enable Quantum Secure…Events·Sep 2026QIA Kickoff and PI+ Meeting 2026Quantum Internet Alliance (QIA) Kickoff and PI+ Meeting 2026 brings together the QIA community working across…. You will help prepare our quantum networking devices for deployment by deploying software, validating device readiness, managing certificates and other security-related configs, and supporting the deployment processes.
Security Engineer Assembled IncSecurity EngineerSan Francisco, CAWorking directly with product managers and other engineers, youll establish our product security practices, influence architecture, and build tooling to manage vulnerabilities from discovery and prioritization through remediation and verification. Assembled operates at the intersection of tens of millions of untrusted customer conversations annually, hundreds of thousands of support professionals, and the sensitive data and privileged access they need to get issues fixed.
Staff Production Engineer (Cloud Platform & Reliability - Machine Identity Security) - hybrid CyberArk Software LtdStaff Production Engineer (Cloud Platform & Reliability - Machine Identity Security) - hybridSanta Clara, CAWith Identity Security, organizations can reduce operational and security risks by enabling zero trust and least privilege with complete visibility, empowering all users and identities, including workforce, IT, developers and machines, to securely access any resource, located anywhere, from everywhere. This role is ideal for engineers who combine strong infrastructure expertise with a systems mindset, and who are comfortable driving improvements across production environments, tooling, and engineering practices.
Staff Software Engineer - Backend (Machine Identity Security, SaaS Control Plane) CyberArk Software LtdStaff Software Engineer - Backend (Machine Identity Security, SaaS Control Plane)Santa Clara, CA$181,000–$226,000 / yearWith Identity Security, organizations can reduce operational and security risks by enabling zero trust and least privilege with complete visibility, empowering all users and identities, including workforce, IT, developers and machines, to securely access any resource, located anywhere, from everywhere. You will be responsible for shaping the technical direction of control plane services, influencing architectural decisions across teams, and driving consistency in how systems are designed, built, and scaled across the platform.
Security Sales Engineer Datadog IncSecurity Sales EngineerCARemote$118,000–$157,000 / yearDeep experience with SIEM platforms and detection pipelines, SOC workflows (alert triage, investigation, response), endpoint security (EDR/MDR), and the deployment and tuning of security controls in live customer environments. You will work closely with our enterprise sales engineers and sales team to identify customer needs, craft go to market strategy, demonstrate the value of Datadog''s security solutions, and ensure customer satisfaction.
Staff Security Detection Engineer, Machine Learning SofiStaff Security Detection Engineer, Machine LearningSan Francisco, CA$144,000–$247,500 / yearSolid understanding of security telemetry sources; identity and access (SSO, IGA, PAM), endpoint/EDR, network/proxy, cloud (AWS/GCP/Azure), and SaaS audit logs, and how to shape them into model features. What you'll do: Design, build, and maintain machine learning models for anomaly detection (unsupervised clustering, time-series and seasonality baselines, isolation forests, autoencoders, risk scoring) with measurable precision/recall targets.
NewFounding Security Infrastructure Engineer Transparent Search GroupFounding Security Infrastructure EngineerSan Francisco, CaliforniaThis is a true 0-to-1 role for someone who has built or matured security at a fast-growing startup and is deeply hands-on: implementing systems and controls, not just writing policy, while keeping a fast team moving. Build and own the security program end to end: cloud infrastructure security, IAM, secrets management, encryption and data isolation across AWS.
Staff Backend Engineer, Custody Core (Crypto Security) SofiStaff Backend Engineer, Custody Core (Crypto Security)San Francisco, CA$153,600–$264,000 / yearThis role sits at the center of crypto infrastructure, working closely with Security, Platform Engineering, Product, Treasury, and Operations to build highly available systems responsible for protecting customer assets. Proven experience building high-stakes financial transaction systems (e.g., trading engines, payment rails, digital asset wallets) with a zero-trust, security-first mindset.