Staff Scanning Engineer

Job not on LinkedIn

🔥 0 minutes ago

🇺🇸 United States – Remote

💵 $172k - $216k / year

⏰ Full Time

🔴 Lead

👷🏻‍♀️ Engineer

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Censys

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2017

🔒 Cybersecurity

🏢 Enterprise

Cybersecurity • Enterprise • Data

Censys is a leading Internet Intelligence Platform that specializes in Threat Hunting and Attack Surface Management. It provides security teams with a comprehensive, accurate, and up-to-date map of the internet to defend against attacks and hunt for threats. Censys offers solutions for Cloud Asset Discovery, Exposure and Risk Management, and External Attack Surface Management. Its proprietary Internet Map delivers detailed insights and extensive internet scanning capabilities, allowing organizations to continuously monitor internal and external attack surfaces. Founded by the creators of ZMap at the University of Michigan, Censys is deeply rooted in the security open source community and boasts a large internet intelligence community. Censys empowers organizations, including those in financial services, government, and healthcare, to act swiftly against evolving threats and protect their internet-facing assets effectively.

📋 Description

• Design, build, and operate Internet-scale scanning, DNS, crawling, attribution, and data collection systems • Own backend services and pipelines that collect, process, validate, and enrich massive Internet datasets • Improve the quality, freshness, reliability, and coverage of Censys’ Internet Map • Build systems supporting IP scanning, DNS lookups, protocol fingerprinting, asset attribution, and large-scale data ingestion • Lead technical design for distributed services, streaming pipelines, storage systems, caching layers, scheduling systems, and scan orchestration infrastructure • Partner with Research, Product, Security, and Engineering teams to turn research ideas into safe, scalable, production-ready systems • Make tradeoffs around reliability, cost, scale, latency, data quality, and operational complexity • Participate in observability, incident response, and on-call rotation • Mentor engineers and review designs

🎯 Requirements

• 10+ years of software engineering experience building production systems • Strong backend engineering experience with data ingestion pipelines, scanning systems, crawlers, schedulers, APIs, storage systems, or high-throughput services • Experience designing and operating systems handling large-scale data, high request volume, or Internet-scale workloads • Strong programming experience; primarily Go • Experience with AWS, GCP, or Azure • Experience with Google Pub/Sub, Kafka, Kinesis, or similar message queue or streaming technologies • Experience with Bigtable, Spanner, HBase, Cassandra, Postgres, or similar distributed databases or large-scale storage systems • Strong understanding of reliability, observability, testing, deployment, and operational ownership • Ability to write understandable, testable, maintainable code • Strong technical communication skills • Good judgment around use of AI-assisted development tools • Experience with scanners, crawlers, DNS infrastructure, passive/active measurement systems, or Internet data collection platforms • Deep understanding of DNS, including resolution, delegation, record types, nameservers, and operational edge cases • Knowledge of Internet protocols, service discovery, network measurement, protocol fingerprinting, or large-scale crawling • Experience with attribution systems, asset mapping, cloud asset discovery, or connecting Internet-facing services to organizations • Experience turning research prototypes into reliable production systems • Familiarity with gRPC, REST, Protobuf, MessagePack, or other API and serialization technologies • Experience with containerized services in Kubernetes • Experience with scan orchestration, scheduling, rate limiting, backpressure, retries, deduplication, or distributed task execution • Experience across research and engineering, especially in security, infrastructure, networking, or Internet measurement

🏖️ Benefits

• Equity • Health, dental & vision coverage • Retirement with company contribution • Parental leave • Mental health & wellness benefits • Flexible PTO • Professional development stipend • Annual bonus plan for eligible non-sales roles • Reasonable accommodation for individuals with disabilities • In-person onboarding at HQ in Ann Arbor