Stealth's Cyber Defense Division is seeking a Senior Cybersecurity Engineer to fortify our systems and networks against cyber threats. In this role, you will design, implement, neutralize advanced persistent threats and maintain robust security solutions that comply with Federal/National Security objectives and industry best practices.

Responsibilities include conducting security audits, performing risk assessments, executing vulnerability scans, offense activities and managing incident responses. Additionally, you will also serve as a force-multiplier to our distributed cyber defense teams across the enterprise, aiding in the resolution of cyber defense incidents.

This role demands anticipatory defense thinking, adversary emulation awareness, and a readiness to operationalize emerging technologies, from: quantum-resilient encryption to autonomous threat hunting agents.

This position requires security clearance and is based onsite in New York City.

Responsibilities

• Design and implement security measures to safeguard computer systems, networks, and data against loss and service interruptions.
• Engineer and operationalize autonomous detection-response pipelines using machine learning, behavioral analytics, and secure telemetry across hybrid and edge environments.
• Conduct comprehensive security audits, risk assessments, and vulnerability scans to identify potential threats and vulnerabilities.
• Design cyber deception frameworks, honeypot architectures, and active threat engagement systems to lure, trap, and study advanced adversaries.
• Test and maintain disaster recovery plans and business continuity procedures for network systems.
• Continuously monitor network environments for security breaches or intrusions, and collaborate with the security team to conduct penetration tests and evaluate system weaknesses.
• Document and analyze security incidents, breaches, and their impact, and provide detailed reports on findings and resolutions.
• Stay abreast of the latest cybersecurity technologies, trends, and best practices to ensure defense strategies are up-to-date.
• Provide expert technical support and guidance to cyber defense technicians across the organization to resolve complex cyber defense incidents.
• Research and recommend security enhancements and tools to management to bolster the organization’s cyber defenses.
• Collaborate with Stealth Intelligence, Stealth Cyber Operations and Stealth Physical Security Force to triage nation-state threat indicators, support joint cyber-kinetic readiness assessments and conduct technical briefings for mission partners.
• Capable of independent work and collaboration within a diverse and multidisciplinary team, including scientists, engineers, business professionals, and ex-military personnel.

Qualifications

• Required: An active, transferable TS/SCI CI Poly U.S. government-issued security clearance prior to commencement.
• Effectively communicate technical and non-technical information verbally and in writing to diverse audiences.
• Hold a Bachelor’s degree in Computer Science, Cybersecurity, or a related field.
• Possess over 10 years of comprehensive experience in administration, engineering, and security.
• Have at least 7 years of experience in network and system design, access control implementation, and management.
• Hold industry-standard certifications such as CISSP, CCNA, GSEC, CEH, CISM, and OSCP.
• Proficient in advanced cyber tools and platforms. Including but not limited to: behavior-based analytics, SOAR platforms, endpoint detection/response (EDR/XDR), autonomous agents, quantum-hardened crypto and deception technologies.
• Deep fluency in adversarial threat frameworks such as MITRE ATT&CK, and compliance standards including NIST SP 800-53, CMMC and NSA/CSS hardening guidelines.
• Expertise in assessing and hardening security configurations for operating systems, network devices, applications, and services.
• In-depth knowledge of TCP/IP, network design, firewall configuration, load balancing, remote access, strong authentication, vulnerability scanning, VPN, and DMZ management.
• Over 7 years of experience with scripting languages such as shell scripting, Python, and JavaScript.
• Advanced technical knowledge in application security, content filtering, network protocols, access control, encryption, and multifactor authentication technologies.
• Analyze incident data to identify vulnerabilities and recommend solutions for quick remediation.
• Capable of managing multiple projects simultaneously and navigating conflicting demands.
• Combine technical expertise with business acumen to protect organizational assets effectively.
• Experience supporting defense-critical infrastructure, weapons systems security, or SCADA/ICS cyber risk mitigation is a strong plus.

Starting salary: $325,000 w/ sign-on bonus of $325,000 + We cover relocation costs via Stealth Real Estate Operations.