Datadog · 4 hours ago
Container Runtime Engineer
Boston, MA
Full-time
Onsite
Mid, Senior Level
$187K/yr - $240K/yr
4+ years expDatadog is a global SaaS business focused on enabling digital transformation and cloud migration. The Container Runtime Engineer will manage the isolation and execution layer for secure multi-tenant execution, collaborating with teams to deliver isolation capabilities while maintaining performance at scale.
AnalyticsCloud ComputingCloud Data ServicesCloud InfrastructureData ManagementDevOpsProductivity ToolsSaaS
Responsibilities
Design, implement, and maintain container isolation infrastructure across multi-cloud Kubernetes environments, with primary focus on Kata Containers and microVM technologies
Achieve performance parity for isolated workloads by resolving disk I/O limitations
Develop new Kata backends for diverse infrastructure requirements, including potential AWS Nitro Enclaves integration
Evaluate emerging sandboxing technologies (gVisor, WebAssembly, unikernels) for specific workload requirements
Collaborate with upstream Kata Containers project to contribute improvements and influence roadmap
Act as subject matter expert on container security isolation, mentoring engineers on isolation best practices
Qualification
Required
Strong systems programming background with 4+ years of experience in container runtimes and Linux kernel primitives
Hands-on experience with container runtime hardening technologies like Kata Containers, gVisor, Firecracker, or similar microVM/sandboxing solutions
Deep understanding of Linux kernel interfaces: namespaces, cgroups, seccomp, capabilities, LSMs, and virtualization (KVM/QEMU)
Proficiency in systems programming languages (Go, Rust, or C) with ability to debug low-level code
Knowledge of container runtime specifications (OCI, CRI) and containerd architecture
Preferred
Upstream contributions to Kata Containers, containerd, gVisor, or related CNCF projects
Experience with AWS Nitro Enclaves, confidential computing, or hardware security features
Broad Kubernetes expertise including storage (CSI), networking (CNI), or device management (CDI, NRI)
Performance tuning for I/O-intensive workloads in virtualized environments
Technical leadership experience driving architectural decisions in complex systems
Familiarity with eBPF, GPU passthrough, or specialized hardware device management
Benefits
Healthcare
Dental
Parental planning
Mental health benefits
A 401(k) plan and match
Paid time off
Fitness reimbursements
A discounted employee stock purchase plan
Company
Datadog
Datadog is an observability and security platform that offers infrastructure, applications, software development, and monitoring services.
1001-5000 employees
H1B Sponsorship
Datadog has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (123)
2024 (66)
2023 (45)
2022 (53)
2021 (31)
2020 (29)
Funding
Current Stage
Public CompanyTotal Funding
$1.02BKey Investors
ICONIQ GrowthIndex VenturesOpenView
2024-12-09Post Ipo Debt· $870M
2020-05-28Post Ipo Debt
2019-09-19IPO
Leadership Team
Olivier Pomel
Co-founder, CEO
Alexis Le-Quoc
Co-founder & CTO
Recent News
2025-12-18
Company data provided by crunchbase