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Bugcrowd

Crowdsourced cybersecurity platform for vulnerability discovery

Embedded Systems Staff Engineer

Systems Software EngineeringUpdated on Nov 14
Full-timeRemote in USA$96.75 - $133.03 /hr

About the Job

Requirements

  • At least 6 years of experience developing C/C++ on Linux.
  • Significant experience with low-level systems software such as emulators, virtual machines, operating systems, compilers, debuggers, binary translators, hypervisors, or dynamic instrumentation systems.
  • Deep understanding of ARM and/or AArch64 assembly, calling conventions, exception models, privilege levels, and memory semantics.
  • Strong understanding of Linux process execution, including ELF loading, virtual memory, signals, threads, system calls, dynamic linking, and debugging facilities.
  • Experience debugging complex native-code failures using tools such as GDB, LLDB, strace, perf, sanitizers, core dumps, or custom instrumentation.
  • Ability to reason about instruction-level behavior and identify subtle differences between architectures or execution engines.
  • Familiarity with fuzzing, symbolic execution, dynamic binary analysis, or program instrumentation.
  • Strong software-design skills and experience owning technically complex systems.
  • Must be able to complete the physical requirements of the job with or without reasonable accommodation, including remaining stationary 50% of the time and carrying or moving a laptop as needed.
  • Must qualify as a US Person for ITAR purposes, such as a US citizen, lawful permanent resident, or protected individual.

Responsibilities

  • Own and evolve ARM and AArch64 execution support using emulation.
  • Diagnose correctness, compatibility, and performance issues involving instruction semantics, memory management, exceptions, system calls, signals, threading, and process startup.
  • Add support for new ARM architectural features, instruction-set extensions, ABI variants, and execution environments.
  • Investigate discrepancies between native execution, QEMU execution, and Bugcrowd’s analysis engines.
  • Improve the performance, determinism, observability, and reliability of large-scale emulated workloads.
  • Develop test suites and regression infrastructure for instruction-level and end-to-end ARM behavior.
  • Debug customer binaries and firmware that exercise unusual platform, compiler, or operating-system behavior.

Desired Qualifications

  • Experience with OCaml or another functional programming language.
  • Background in vulnerability research, reverse engineering, or firmware analysis.
  • A BS degree in Computer Science or a related technical field, or equivalent practical experience.

About the Company

Bugcrowd

Crowdsourced cybersecurity platform for vulnerability discovery

Bugcrowd runs a platform that connects businesses with a global community of security researchers to find and fix vulnerabilities in digital systems. It mainly runs bug bounty programs where companies offer rewards for researchers who report bugs, and it also provides services like attack surface management and remediation guidance. Researchers submit security findings through the platform, which coordinates the workflow, payments, and follow-up actions. The company differentiates itself by leveraging a large, global crowd of researchers and offering integrated services and compliance support (PCI DSS, GDPR, SOC 2, ISO 27001) in addition to bug bounties. Its goal is to help clients continuously improve their security posture and meet regulatory requirements by uncovering and addressing security risks before attackers can exploit them.

Company size
1,001-5,000
Company stage
Late Stage VC
Total funding
$230.7M
Headquarters
San Francisco, CA
Founded
2012

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