Top Senior Systems Engineer Jobs in Seattle, WA

Design, build, and maintain core gameplay systems, frameworks, Unreal Engine plugins, and multiplayer networking systems. Own technical architecture, performance, scalability, debugging, and technical debt reduction. Partner with designers and programmers, mentor engineers, lead code reviews and design discussions, document systems, and support sprint planning for an Unreal Engine game project.

Develops and integrates quantum computing systems, including cryogenic hardware, electronics, instrumentation, software, automation, and quantum devices. Designs experiments and simulations, analyzes data, troubleshoots system-level issues, validates integrated performance, improves reliability and scalability, and documents technical methods and results. Collaborates across hardware, software, and algorithm teams while applying engineering, safety, security, and quality practices.

Designs, implements, secures, and supports enterprise IT systems across a multi-site manufacturing environment. Owns Tier 3 incident resolution, hybrid and multi-cloud infrastructure, identity, endpoints, servers, networking, virtualization, and enterprise migrations. Leads modernization initiatives, supports regulated government cloud environments, develops automation and documentation, and mentors IT teams. The role requires strong expertise in Azure, AWS, Microsoft 365, Active Directory, Windows environments, hybrid architectures, and security-focused infrastructure operations.

Design and build intelligent compiler systems, compiler-oriented agents, code transformation workflows, and numerical verification infrastructure. Develop systems for low-level IR reasoning, code generation, optimization, GPU performance, differential testing, regression detection, and correctness validation. Collaborate across compiler, CUDA, runtime, library, model, and hardware teams to integrate agentic and verification capabilities into production NVIDIA tools and products.

Own enterprise productivity and endpoint platforms across Google Workspace, SaaS applications, and global Apple, Windows, and Linux fleets. Manage Jamf Pro, Intune, Munki, Santa, FleetDM, security standards, identity integrations, and infrastructure-as-code workflows. Automate administration, support Tier 3 escalations, maintain compliance, participate in on-call coverage, and partner with product and security teams as an internal customer-zero advocate. Requires strong endpoint engineering, scripting, SaaS administration, platform security, and stakeholder communication skills.

Build and operate NVIDIA’s serverless AI inference platform across globally distributed, GPU-backed Kubernetes clusters. Lead feature implementation, testing, performance optimization, reliability improvements, customer issue resolution, reference architecture development, and technology evaluation. Mentor engineering teams on scalable AI/ML workloads and contribute to product requirements and roadmap development.

Lead end-to-end LLM inference performance across serving systems, models, GPU hardware, and workloads. Define rigorous benchmarks, diagnose bottlenecks from scheduling through kernels and interconnects, optimize single- and multi-node deployments, and deliver production-ready runtimes and configurations. Collaborate with product and infrastructure teams, evaluate inference technologies, and implement runtime fixes. The role requires strong Python engineering, production experience with serving engines such as vLLM or SGLang, GPU profiling, and knowledge of modern inference optimization techniques.

Leads reliability and maintainability activities across unmanned aircraft product lifecycles. Develops R&M architectures, reliability predictions, FMEA/FMECA, fault trees, reliability block diagrams, FRACAS processes, test plans, and reliability growth programs. Conducts failure investigations, corrective actions, maintenance analyses, and R&M risk mitigation. Presents analyses and compliance status to customers during milestone and design reviews, while ensuring adherence to defense reliability standards.

Own and scale Cribl’s corporate IT systems, including Okta identity, AWS infrastructure, endpoint management, ServiceNow, SaaS integrations, automation, and AI tool governance. Lead lifecycle workflows, security baselines, compliance reporting, incident escalation, and on-call operations while partnering with Security, Enterprise Applications, Finance, Compliance, and People teams.

Own and evolve a Kubernetes-native test framework that qualifies host images on real hardware. Build test harnesses, extend coverage into HPC, Slurm-on-Kubernetes and firmware/hardware, keep CI fast and reliable at fleet scale, and own results, reporting, and triage. Collaborate with kernel, firmware, imaging, and HPC teams and explore LLM-driven log triage and failure classification.

Leads the design, implementation, and optimization of enterprise infrastructure, cloud services, identity, endpoint management, and monitoring systems. Drives automation, security hardening, incident response, root-cause analysis, migrations, disaster recovery, and operational improvements. Mentors junior administrators, maintains technical documentation, manages vendor escalations, and supports cross-functional technology initiatives. Requires strong infrastructure, cloud, security, troubleshooting, scripting, observability, and IT service management expertise.

Design and implement foundational layers of next-generation distributed storage and streaming systems. Own code end-to-end, architect consistency models, optimize storage engine performance, design data-centric APIs, and debug complex race conditions, partitions, and infrastructure-level failures. Work across system layers using Rust/C++ and interact with JavaScript/TypeScript as needed.

Lead design and implementation of data architecture and scalable storage solutions, drive AI/GenAI thought leadership, oversee data governance and security, translate business requirements into technical plans, implement FastAPI endpoints, enhance LLMs through prompt engineering, and manage cross-functional teams to deliver advanced data and AI solutions.

Serves as the technical authority for enterprise infrastructure, including VMware virtualization, SAN/NAS storage, backup and disaster recovery, Windows servers, identity, endpoints, Microsoft 365, Exchange, Azure, and mobile device management. Designs, deploys, secures, monitors, and maintains highly available systems; performs capacity planning, recovery testing, hardware administration, troubleshooting, and infrastructure documentation. Provides senior-level customer support and helps administer Microsoft Copilot and other approved AI services.

Design, implement, and ensure quality of systems stack, tools, and SDK integration for AI frameworks. Collaborate with hardware and ML teams, apply engineering principles, write low-level/high-performance code, define architecture, estimate scope, and drive coding standards.

Lead systems engineering for Uber’s autonomous mobility and delivery safety team. Define partner-agnostic safety frameworks, system safety requirements, verification and validation strategies, and risk assessments for autonomous vehicle integrations and Uber-built offerings. Influence product roadmaps and strategic partnerships while applying AI and machine learning responsibly to safety validation and risk identification.

Lead complex presales engagements for Boomi’s API Management solutions across North America. Design API-first strategies, governance models, security policies, developer portals, and enterprise architectures. Advise executive stakeholders on digital ecosystems and business value, lead proofs of concept and RFI/RFP responses, and demonstrate integration between API Management and iPaaS capabilities. The role requires deep expertise in API lifecycle management, gateways, identity and security frameworks, cloud platforms, microservices, service mesh, and event-driven architectures.

Develop and govern scalable NetSuite customizations and integrations using SuiteScript, automated testing, and AI-assisted development. Partner with Finance, Supply Chain, Logistics, and business users to translate requirements into durable solutions. Establish coding, testing, documentation, configuration, change-management, and AI-use standards while supporting integrations with Workato, billing platforms, payment processors, 3PL partners, and enterprise APIs.

Lead architecture and implementation of Cloudflare Tunnel systems (client and edge services). Design, code, test, monitor, and scale distributed, secure microservices. Mentor peers, drive roadmap, debug production issues, and collaborate with security, SRE, network engineering, and product teams.

Design, deploy, maintain, tune, and secure enterprise Linux environments supporting high-performance EDA compute farms. Lead infrastructure-as-code automation, configuration management, continuous deployment, and tooling development using Python, Bash, or Go. Manage LDAP/SSSD naming services, NFS and Autofs storage, virtualization, container infrastructure, registries, networking, and infrastructure telemetry. Support highly available, scalable systems and potentially integrate cloud platforms, CI/CD pipelines, EDA toolchains, and HPC clusters.

Lead design, implementation, and maintenance of system architectures across applications, infrastructure, and cloud platforms for federal IT modernization. Provide technical leadership, ensure performance, reliability, and integration, produce documentation, and collaborate with DevOps, security, and stakeholders within Agile teams.

Architect, deploy, and operate highly available multi-cloud infrastructure across AWS and Azure. Manage Kubernetes, Linux systems, databases, caching platforms, CI/CD pipelines, infrastructure as code, observability, security, incident response, and performance optimization. The role also requires automation with Python and Bash, comprehensive documentation, client collaboration, and participation in a 24/7 on-call rotation.

Provides advanced remote IT support, systems administration, infrastructure troubleshooting, and technical escalation across client environments. Administers Microsoft 365, Windows Server, identity systems, Azure, networking, virtualization, endpoint management, and cybersecurity technologies. Mentors junior engineers, resolves complex tickets, maintains documentation and change controls, supports infrastructure initiatives, and evaluates emerging technologies. The role requires remote availability during West Coast Pacific Time business hours and effective communication in a managed services environment.

Own the reliability, availability, performance, observability, and security of Ophelia’s GCP telehealth platform. Define SLOs, improve monitoring and incident response, expand Terraform infrastructure, strengthen CI/CD, manage disaster recovery, and address latency and Cloud Run performance. Lead on-call maturity, HIPAA/SOC 2 infrastructure controls, and reliability education for engineers. Use AI-assisted tools for automation and incident triage while partnering with technical and non-technical stakeholders.

The Senior Systems Engineer I will develop and enhance mobile applications for cardiac health solutions, collaborating with engineers and cross-functional teams to ensure compliance with standards and successful project delivery.