[Remote] Security Software Engineer, Infrastructure Security (Staff or Senior)

Note: The job is a remote job and is open to candidates in USA. MongoDB is a leading database platform empowering innovation and change for its customers. The company is seeking an experienced Security Software Engineer to design and build scalable security controls and services within their multi-cloud infrastructure, ensuring adherence to the highest security standards.ResponsibilitiesDesign and build core security primitives and services that protect MongoDB Atlas compute, networking, and identity across AWS, Azure, and GCPBuild secure-by-default infrastructure using Linux security mechanisms (AppArmor, SELinux, seccomp, cgroups), Kubernetes, and eBPF to enforce runtime policies and gain deep visibility into systems behaviourDevelop APIs, automation, and tooling that manage security posture at scale (CSPM, vulnerability management, workload identity) and provide monitoring, logging, and alerting pipelines that integrate with our tooling (Grafana, Splunk, Victoria Metrics.)Integrate security into our CI/CD and infrastructure-as-code workflows (Terraform) so that security controls are versioned, reviewed, and deployed just like any other codeLead complex projects end‑to‑end, from problem discovery and design docs to implementation, rollout, and long‑term ownershipCollaborate with SRE, platform and product engineering teams to define secure architectures for new infrastructure and servicesSkills5+ years of experience in Software Engineering, Site Reliability Engineering, or similar roles, preferably with relevant security workProficiency with at least one programming language (Java, Golang, Rust, Python, or C/C++) and experience with infrastructure-as-code tools (Terraform) to automate security configurations and processesA deep understanding of Linux and networking concepts, including low-level fundamentals, and how they work together in complex systemsExperience building security-related features or platforms such as runtime monitoring, CSPM, or vulnerability managementExperience with a cloud provider (AWS, GCP, or Azure) and their security best practices and building blocksHands-on experience with Kubernetes and its security ecosystem (e.g. RBAC, OPA/Gatekeeper, Kyverno, eBPF, Falco, Tetragon)A systems mindset: you think about failure modes, performance, observability, and operability alongside security and correctnessStrong communication skills and the ability to explain complex security concepts and tradeoffs to both technical and non-technical stakeholdersBenefitsEquityParticipation in the employee stock purchase programFlexible paid time off20 weeks fully-paid gender-neutral parental leaveFertility and adoption assistance401(k) planMental health counselingAccess to transgender-inclusive health insurance coverageHealth benefits offeringsCompany OverviewMongoDB is a global database software company offering NoSQL, cloud database, and AI-ready data platform. It was founded in 2007, and is headquartered in New York, New York, USA, with a workforce of 5001-10000 employees. Its website is https://www.mongodb.com.Company H1B SponsorshipMongoDB has a track record of offering H1B sponsorships, with 15 in 2026, 153 in 2025, 149 in 2024, 133 in 2023, 79 in 2022, 51 in 2021, 30 in 2020. Please note that this does not guarantee sponsorship for this specific role.