Crusoe · 1 day ago
Staff Infrastructure Engineer (Generalist)
San Francisco, CA - US
Full-time
Onsite
Lead/Staff
$210K/yr - $265K/yr
8+ years expCrusoe is on a mission to accelerate the abundance of energy and intelligence, focusing on sustainable technology for AI. They are seeking a Staff Infrastructure Engineer to secure their cloud platform, designing security controls and ensuring a trusted environment for customers.
Artificial Intelligence (AI)Cloud ComputingEnergyAI InfrastructureData CenterEnergy ManagementOil and Gas
Responsibilities
Architecting security controls across compute, networking, and storage layers of a global cloud platform
Championing Infrastructure-as-Code (IaC) standards (e.g., Terraform) to enforce secure defaults, immutability, and drift detection
Building automated security guardrails embedded directly into CI/CD and deployment pipelines
Collaborating on a centralized Vault-as-a-Platform service to manage secrets, encryption keys, and internal PKI
Designing and operating certificate lifecycles (X.509, SSH) to support secure machine-to-machine trust
Driving adoption of short-lived, Just-In-Time (JIT) access models to reduce standing privileges and improve auditability
Securing core network foundations, including global DNS architecture, service discovery, and network authentication systems
Designing and maintaining authentication controls for network infrastructure to ensure secure, monitored access
Partnering closely with infrastructure, platform, and SRE teams to identify and remediate security gaps in foundational systems
Qualification
Required
8+ years of hands-on experience in infrastructure engineering, SRE, or security engineering
Deep understanding of security principles across the stack, from Linux and container runtimes to cloud control planes
Proven experience using Infrastructure-as-Code (Terraform) to manage complex, multi-environment infrastructure at scale
Strong knowledge of cryptography, secrets management, PKI, and modern authentication standards
Experience securing public cloud (AWS, GCP) and/or bare-metal environments
Strong networking fundamentals, including routing, segmentation, firewalls, and Zero Trust architectures
Hands-on experience with Kubernetes and container security, including secure secrets injection into microservices
Fluency in at least one programming language (Go or Python preferred) for automation and tooling
Preferred
Experience building or operating internal security platforms (e.g., Vault-as-a-Service)
Background securing high-scale cloud or AI infrastructure
Experience implementing Zero Trust identity architectures end-to-end
Familiarity with bare-metal provisioning and data center security considerations
Benefits
Bonus
Restricted Stock Units are included in all offers.
Company
Crusoe
Crusoe is a vertically integrated AI infrastructure company that builds and operates data centers powered by energy sources.
1001-5000 employees
H1B Sponsorship
Crusoe 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 (69)
2024 (14)
2023 (2)
2022 (1)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$3.9BKey Investors
Mubadala Capital,Valor Equity PartnersVictory Park CapitalBrookfield Asset Management
2025-12-19Secondary Market
2025-10-23Series E· $1.4B
2025-08-25Debt Financing· $175M
Leadership Team
Chase Lochmiller
Co-Founder and Chief Executive Officer
Cully Cavness
Co-Founder, President and Chief Strategy Officer
Recent News
2026-02-12
2026-02-07
Company data provided by crunchbase