Principal Security Engineer

1 week ago


New York, NY, United States Career Renew Full time

Career Renew is recruiting for one of its clients a Principal Security Engineer - Crypto - this is a fully remote role for US/EU based candidates.

Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We're hiring a Principal Security Engineer to lead security design and development across our platform. Reporting to the CISO, you'll set the strategy to protect our systems, fix vulnerabilities, and keep client wallets safe. Your work will span the full security lifecycle: architecture reviews, threat modeling, penetration testing, incident response, and secure software practices. You'll work closely with engineering, infrastructure, and product teams to make security part of every layer of the stack, while ensuring compliance with industry standards. Beyond defense, you'll design new security features, test ideas to improve resilience, and share your knowledge with the wider community through articles or conferences.

Preferred experience

Responsibilities

  • Lead security architecture, setting priorities and ensuring secure, reliable delivery.
  • Drive threat modeling, vulnerability management, and pentesting (internal and external).
  • Conduct and oversee security reviews (code, design, architecture, and dynamic testing).
  • Design and implement defense-in-depth security controls.
  • Build frameworks for automated security testing and SSDLC enforcement.
  • Mentor engineers on secure coding, incident response, and best practices.
  • Manage bug bounty, security releases, and coordinate with external researchers.
  • Monitor and respond to emerging threats, including supply chain risks.
  • Represent the company in client discussions, audits, and at security conferences.
Requirements
  • 10+ years of experience in security engineering, with leadership in fintech or blockchain.
  • Strong expertise in application security, smart contract security, and cryptography.
  • Deep understanding of pentesting, static/dynamic testing, vulnerability management.
  • Hands-on with secure networking, cloud security (AWS), and software supply chains.
  • Familiar with industry standards and frameworks (ISO 27001, NIST, CIS, SOC 2, etc.).
  • Strong knowledge of network and web protocols, applied cryptography, and PKI.
  • Experience integrating security into CI/CD pipelines and observability systems.
  • Proficient in TypeScript and Rust (or similar languages) with secure coding expertise.
  • Clear communicator who can explain complex security concepts to both technical and business stakeholders.
Compensation & Package
  • Title: Principal Security Engineer
  • Salary: $220,000-300,000 per year (full-time)
  • Equity: 150-300 stock options vested over 4 years
  • Benefits: Healthcare, 401K, and travel expenses
  • Location: US or EU (remote-first, office optional)
  • Equipment: MacBook Pro + essentials


  • New York, NY, United States ArtOfBlockchain Full time

    A cybersecurity firm is seeking a Principal Security Engineer to lead technical efforts in application security assessments and advanced software assurance. Responsibilities include conducting thorough security assessments, leading threat modeling, and mentoring engineers. This role requires 8+ years of experience in application security, strong technical...


  • New York, NY, United States ArtOfBlockchain Full time

    A cybersecurity firm is seeking a Principal Security Engineer to lead technical efforts in application security assessments and advanced software assurance. Responsibilities include conducting thorough security assessments, leading threat modeling, and mentoring engineers. This role requires 8+ years of experience in application security, strong technical...


  • New York, NY, United States ArtOfBlockchain Full time

    A cybersecurity firm is seeking a Principal Security Engineer to lead technical efforts in application security assessments and advanced software assurance. Responsibilities include conducting thorough security assessments, leading threat modeling, and mentoring engineers. This role requires 8+ years of experience in application security, strong technical...


  • New York, NY, United States ArtOfBlockchain Full time

    A cybersecurity firm is seeking a Principal Security Engineer to lead technical efforts in application security assessments and advanced software assurance. Responsibilities include conducting thorough security assessments, leading threat modeling, and mentoring engineers. This role requires 8+ years of experience in application security, strong technical...


  • New York, NY, United States Broadridge Financial Solutions , Inc. Full time

    At Broadridge, we've built a culture where the highest goal is to empower others to accomplish more. If you're passionate about developing your career, while helping others along the way, come join the Broadridge team. Broadridge is hiring! We're seeking a Principal Security Engineer to join our stellar team. You will serve as the company's foremost...


  • New York, NY, United States Career Renew Full time

    Career Renew is recruiting for one of its clients a Principal Software Engineer - US - Crypto - this is a fully remote role for US based candidates. Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We're hiring...


  • New York, NY, United States Career Renew Full time

    Career Renew is recruiting for one of its clients a Principal Software Engineer - US - Crypto - this is a fully remote role for US based candidates. Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We're hiring...

  • Principal Engineer

    2 days ago


    New York, NY, United States OpenYield Inc Full time

    About OpenYield OpenYield is transforming fixed income trading with a next-generation marketplace that delivers firm, executable prices—instantly actionable at scale. With the foundation in place, we are now focused on scaling performance and innovating with AI to unlock the next wave of trading efficiency. Role Overview As Principal Engineer, you will...


  • New York, NY, United States BlinkOps Full time

    DescriptionAbout us The industry's only Agentic Security Automation Platform - Blink Ops enables you to automate all aspects of your security operations by combining AI security agents with deterministic workflows. Retain full control as you deploy your own custom army of virtual security employees - each tasked and responsible for managing specific jobs and...


  • New York, NY, United States BlinkOps Full time

    DescriptionAbout us The industry's only Agentic Security Automation Platform - Blink Ops enables you to automate all aspects of your security operations by combining AI security agents with deterministic workflows. Retain full control as you deploy your own custom army of virtual security employees - each tasked and responsible for managing specific jobs and...