Senior Security Engineer – DeFi, AI Security

🔥 0 minutes ago

🌐 United States, Canada – Remote

🇺🇸 United States – Remote 🇨🇦 Canada – Remote

💵 $180k - $210k / year

⏰ Full Time

🟠 Senior

🏦 DeFi

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Ant-Tech

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2016

💼 Consulting

📣 Marketing

🔌 API

Consulting • Marketing • API

Ant-Tech is a French technology company specializing in innovative digital solutions, offering services in design, web development, and mobile app creation. The company focuses on user experience and embraces the latest technology trends to deliver high-quality products customized to client needs. Ant-Tech takes pride in their expertise in project management and support, ensuring that all masterpieces run smoothly and efficiently.

📋 Description

• Threat model new product features and integrations and strengthen systems with effective security controls • Operate and improve the application security toolchain while keeping it high-signal for engineering teams • Own day-to-day security operations across EDR, SIEM, on-chain monitoring, identity, and cloud security • Triage security alerts, investigate incidents, resolve vulnerabilities, and reduce security noise • Assess vulnerability and bug-bounty findings based on actual exposure and drive remediation through completion • Support incident response from initial investigation through resolution • Lead security tooling and projects from evaluation and vendor selection through company-wide implementation • Collaborate with engineering, infrastructure, product, and other teams • Automate security workflows using AI for vulnerability management, AppSec, access reviews, SOC 2 and audit evidence collection, vendor due diligence, and recurring security reporting • Build reusable AI components, Claude skills, and security agents for engineering and other teams • Partner with the Head of Security to build, operate, and scale the company’s security program

🎯 Requirements

• 5+ years of hands-on security engineering experience across product/application security and security operations • Strong track record conducting technical security assessments of software and systems • Experience with system hardening, security policy analysis, and implementing effective security controls • Adversarial mindset and ability to think like an attacker and challenge assumptions • Proficiency in Python, TypeScript, or JavaScript • Experience working with Claude Code, Codex, or similar AI development tools • Hands-on experience applying AI/LLMs to security automation and building reusable tools adopted by engineering teams • Experience owning security projects end-to-end, from vendor evaluation and selection through organization-wide rollout • Experience securing high-value or high-throughput transaction systems • Excellent communication skills with ability to explain technical security risks clearly and drive findings to closure • Experience in crypto, blockchain, DeFi, or on-chain security is a bonus • Experience securing financial infrastructure or transaction-heavy platforms is a bonus

🏖️ Benefits

• Remote-first working environment • Work from anywhere in the US & Canada • UK & EU candidates must be able to work EST time-zone hours • Regular company retreats and opportunities for in-person collaboration • 100% employer-paid medical, dental, and vision premiums for employees • $1,000 work-from-home stipend • Monthly reimbursement for home internet, phone, and cellular data • Unlimited vacation • 12 weeks of fully paid parental leave • Fertility benefits • Opportunity for incentive compensation • Equity participation • Performance-based bonus