Machine Learning Engineer I, Network Stryder CorpMachine Learning Engineer I, NetworkSan Francisco, CAThe team works with retrieval and ranking approaches including graph-based models, bi-encoders, semantic cross-encoders, and multi-stage rankers, supported by a data platform containing billions of data points. You'll work closely with experienced machine learning engineers, data scientists, product managers, and software engineers to develop models, run experiments, and deploy reliable ML solutions to production.
Research Engineer, Training & Inference HarmonicResearch Engineer, Training & InferencePalo Alto, CaliforniaCompute Optimization: Identify and resolve performance bottlenecks within our distributed clusters, ensuring optimal throughput and memory efficiency for multi-billion parameter models, balancing memory constraints with compute-heavy training cycles. Following our Gold Medal-level performance on the 2025 International Math Olympiad (IMO) and the successful resolution of long-standing open problems, we are proving that AI can master the most rigorous domains of human thought.
NewSenior Manufacturing Quality Engineer, Data Center Power & Cooling AnthropicSenior Manufacturing Quality Engineer, Data Center Power & CoolingSan Francisco, CAAnthropic is building and securing data center capacity at an unprecedented pace, and the power and cooling equipment that goes into those sites - switchgear, UPS, generators, transformers, busway, chillers, CDUs, air handlers, pumps and piping skids - is long-lead, high-value, and unforgiving of defects. Plan, witness, and sign off factory acceptance tests (FATs) for electrical gear (switchgear, UPS, transformers, gensets, busway, PDUs) and mechanical systems (chillers, CDUs, CRAH/fan walls, dry coolers, pumps, piping skids), including functional, performance, and integrated-system testing.
Software Engineer, Infrastructure ServalSoftware Engineer, InfrastructureSan Francisco, CaliforniaThis role is for engineers with deep expertise in distributed systems, infrastructure-as-code, production operations, and customer-facing infrastructure support who want to shape the technical architecture of a fast-growing platform. Founded in early 2024, Serval is already trusted by companies like Fox, Notion, Perplexity, Vercel, and Brex to automate high-volume, high-friction operational work across their organizations.
Staff Software Engineer, Data Integrations CommureStaff Software Engineer, Data IntegrationsMountain View, CaliforniaOur platform spans the full care journey: Ambient AI and Dictation eliminating documentation burden at the point of care, intelligent Agents automating patient and revenue workflows, and autonomous RCM processing billions in claims, all on a single AI-native platform integrated with 60+ EHRs. Today, 500,000+ clinicians across 500+ healthcare organizations nationwide trust Commure to handle $25B+ in annual claims and support over 200 million patient interactions.
NewSenior Sales Engineer - (Mid Market Accounts) Bay Area & PNW ProofpointSenior Sales Engineer - (Mid Market Accounts) Bay Area & PNWSunnyvale, CaliforniaOver 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. You will be able to provide valuable customer insight and real-world experiences to Product Management, Marketing and Product Development (Engineering) teams to help keep our solutions the best in the industry.
Senior Principal System Validation Engineer Astera LabsSenior Principal System Validation EngineerSan Jose, CA$205,000–$255,000 / yearAstera Labs' Intelligent Connectivity Platform integrates CXL, Ethernet, NVLink, PCIe, and UALink semiconductor-based technologies with the company's COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. Understand the performance and functionality requirements our ICs must deliver to enable customers developing Data Center systems using Astera Labs' game-changing portfolio of connectivity products for Artificial Intelligence and Machine Learning applications.
Senior Director System Validation Engineer Astera LabsSenior Director System Validation EngineerSan Jose, CA$240,000–$300,000 / yearAstera Labs' Intelligent Connectivity Platform integrates CXL, Ethernet, NVLink, PCIe, and UALink semiconductor-based technologies with the company's COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Principal System Validation Engineer (AI Fabric Switches) Astera LabsPrincipal System Validation Engineer (AI Fabric Switches)San Jose, CA$237,000–$250,000 / yearAstera Labs' Intelligent Connectivity Platform integrates CXL, Ethernet, NVLink, PCIe, and UALink semiconductor-based technologies with the company's COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. Understand the performance and functionality requirements our AI fabric Switches must deliver to enable customers developing Data Center systems using Astera Labs' game-changing portfolio of connectivity products for Artificial Intelligence and Machine Learning applications.
Data Center Network Engineer Adex CorporationData Center Network EngineerSanta Clara, CA$110,000 / yearParticipate, as a team member, in network project installations which will include creating change documentation, implementation and cable matrixes and network drawings. Scope of work: Provide operational network support for existing and new network components including but not limited to Troubleshooting network problems.
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.
DevOps Engineer Evolver CommercialDevOps EngineerSF, CA$145,000–$165,000 / yearFull timeRequired Certification: Cisco Certified DevNet Expert or CCIE Automation (written and Lab)5 years of hands-on enterprise DevOps Engineering experience, including recent experience in network automation or NetDevOps role.5 years of experience engineering and automating networks in large enterprise environments.5 years of experience working with Cisco switching and routing, including VLANs, STP, OSPF, BGP, EIGRP, HSRP/VRRP, and QoS.3 years of background in financial services technology environments, including exposure to Bloomberg, CRD, Eagle, or similar platforms.3 years of production experience with Versa or Cisco SD-WAN, Cisco firewalls (Firepower or FTD), and Cisco wireless (Catalyst 9800 or AireOS controllers).3 years of production experience delivering infrastructure as code with Terraform, using Git-based pull request and code review workflows.3 years of experience with Azure networking, including Virtual Networks, ExpressRoute, Virtual WAN, and Azure Firewall.3 years of Python development skills, including automating network operations through REST APIs on vendor controllers such as Catalyst Center, Nexus Dashboard, vManage, Azure Resource Manager, and F5.3 years of experience with Azure DevOps, including Repos and YAML Pipelines, to build and run CI/CD for infrastructure changes.1 year of experience leveraging AI tools to accelerate productivity, including regular use of AI coding assistants such as Claude Code or GitHub Copilot, with sound judgment about when output requires verification.1 year of experience with monitoring and assurance platforms such as ThousandEyes, Cisco Catalyst Center, Cisco Nexus Dashboard, and Forward Networks.1 year of experience building AIOps pipelines, Model Context Protocol (MCP) integrations or LLM-assisted workflows for network or infrastructure operations. Working knowledge of Forescout or a comparable network access control platform (Cisco ISE, Aruba ClearPass).Strong interpersonal and collaboration skills, with the ability to work closely with network engineers to translate established workflows into code and build support for automation across the team.
Software Engineer HarmonicSoftware EngineerPalo Alto, CaliforniaFollowing our Gold Medal-level performance on the 2025 International Math Olympiad (IMO) and the successful resolution of long-standing open problems, we are proving that AI can master the most rigorous domains of human thought. Work cross-functionally with product managers, designers, and other engineering teams to deliver high-quality product.
ML Research Engineer (Agentic Systems) MetamorphicML Research Engineer (Agentic Systems)Palo Alto, CaliforniaStrong candidates bring ML experience applied to life sciences, strong proficiency with modern Python deep learning libraries and experiment tracking tools, and familiarity with recent developments in AI agents and multimodal world models. This includes scalable agentic frameworks that orchestrate end-to-end research workflows, reproducible experimental pipelines, and the integration layer between frontier models and rich multimodal data.
Senior Infrastructure Engineer QuantumScape Corp.Senior Infrastructure EngineerSan Jose, CA$126,400–$192,800 / yearYou will be the go-to expert across enterprise networking, identity, endpoint management, and on-prem and hybrid infrastructure, working closely with the Director of Enterprise IT Infrastructure to execute the infrastructure roadmap and ensure our systems are resilient, secure, and built to scale. Cloud platform support -- serve as the enterprise IT liaison to the GCP Platform Engineering team; support hybrid connectivity, IAM integration, and on-prem to cloud network bridging as needed to keep enterprise and cloud environments aligned.
Security AI Engineer, Principal Member Of Technical Staff QuantumScape Corp.Security AI Engineer, Principal Member Of Technical StaffSan Jose, CA$155,000–$236,000 / yearWe are actively building an internal agentic AI platform for security and IT operations - multi-agent workflows that triage incidents, perform asset reconnaissance, run access reviews, and generate audit evidence, with humans in the loop wherever judgment matters. Security Engineering Breadth: Vulnerability management (Tenable or equivalent), endpoint control and application allowlisting (ThreatLocker or equivalent), identity and privileged access (SSO, FIDO2, PAM), and software supply chain security (SBOM, image scanning, signing).
Staff Electrical Engineer - Sensor FPGA and PCB (Aggregator) ApptronikStaff Electrical Engineer - Sensor FPGA and PCB (Aggregator)Sunnyvale, California$244,000–$270,000 / yearElectronics & FPGA Architect from Concept to Production: Own requirements definition, part selection, schematic capture, layout guidance, and RTL architecture for a multi-Gbps, mixed-signal PCBA that aggregates camera sensor data and human-robot interface functions into an efficient cable interface routed across dynamic joints. Lifecycle Management & Vendor Alignment: Own the entire component lifecycle through PLM systems, managing third-party relationships with hardware vendors and contract manufacturers (CMs) to ensure successful production scaling and design-for-manufacturability (DFM/DFA).
Coulomb Solutions Inc.- Sr Electrical Engineer – EV Power Systems & Energy Integration Ignite HR Solutions and our ClientsCoulomb Solutions Inc.- Sr Electrical Engineer – EV Power Systems & Energy IntegrationLivermore, CA$150,000–$200,000 / yearAs a key member of our Electrification Engineering Team, you'll lead the design and validation of high-voltage (HV) electrical components— from battery energy storage systems to HV junction boxes, controllers, inverters, heaters, harnesses, and more. Specify and integrate components including inverters, converters, power distribution units, transformers, AC-DC and DCDC power modules, charging systems, lithium and sodium batteries, power distribution panels, and harnesses /connectors.
Sr. Energy Storage Engineer SB EnergySr. Energy Storage EngineerRedwood City, CA$100,000–$140,000 / yearIn 2026, SoftBank Group and OpenAI announced a $1 billion investment to support SB Energy as their leading development and execution partner for data center campuses, while Ares Infrastructure continues its long-standing support of the company's growth. Energy Storage Engineer will provide subject matter expertise on Energy Storage design, optimization, final engineering, and construction permitting of utility-scale energy storage projects.
Optical Test Engineer, Principal Astera LabsOptical Test Engineer, PrincipalSan Jose, CA$185,000–$240,000 / yearAstera Labs' Intelligent Connectivity Platform integrates CXL, Ethernet, NVLink, PCIe, and UALink semiconductor-based technologies with the company's COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. This senior role drives optical and electro-optical testing for next-generation high-bandwidth CPO modules and optical engines integrated with ASICs for AI, hyperscale data centers, and high-performance computing.