Data Analysis Incorporated (DAI) is the controlling entity of the O’Neil family of businesses. DAI and its subsidiaries operate in diverse industries worldwide, including global equity markets, health care, financial services, digital news, and insurance. Our global footprint allows our teams to be responsive to customer needs in a timely and efficient manner. We are dedicated to using technology and innovation to bring change and growth to our businesses. We believe in a dynamic workplace, creating engaging, informative products and services that help our customers succeed. Integrity is an essential characteristic for our firms and our associates; if this describes you, please apply!
We are seeking a visionary and highly skilled Principal Information Security Engineer to lead the design and evolution of our enterprise-wide cybersecurity architecture. As a senior technical leader, you will shape strategic initiatives that safeguard the confidentiality, integrity, and availability of critical systems across our technology landscape.
This role combines deep technical expertise with strategic foresight and cross-functional collaboration. You will work at the intersection of IT, DevOps, Compliance, and Risk to drive security-first thinking, embed protection into every layer of infrastructure and applications, and lead proactive defenses against evolving cyber threats.
Design, develop, and implement scalable enterprise security architectures, covering network, cloud, endpoint, application, and identity domains
Lead strategic initiatives such as Zero Trust implementation, security automation, threat modeling, and continuous risk management
Assess, select, and recommend advanced cybersecurity technologies and frameworks to improve our threat detection and prevention capabilities
Conduct detailed technical risk assessments, architecture reviews, and security evaluations for both legacy and new systems
Serve as an expert escalation point for incident response and lead root cause investigations and remediation planning
Embed security into modern engineering practices—collaborate with DevOps, Platform, and Infrastructure teams to secure CI/CD pipelines, cloud environments, and infrastructure-as-code
Ensure organizational alignment with industry regulations and standards, including NIST, ISO 27001, SOC 2, HIPAA, PCI-DSS, and GDPR
Mentor junior engineers and analysts, fostering a culture of continuous learning, innovation, and accountability
Create and maintain detailed threat models, security documentation, system diagrams, and technical reports for both technical and business audiences
Monitor the evolving threat landscape and recommend proactive defenses and best practices to stay ahead of adversaries
Bachelor’s or Master’s degree in Computer Science, Cybersecurity, or related field (or equivalent experience)
8+ years of experience in cybersecurity, with at least 3 years in a senior-level role focused on AWS cloud security
Deep expertise in AWS security architecture and operations across multiple services
Hands-on experience with IAM, VPC, S3, EC2, Lambda, KMS, CloudTrail, GuardDuty, Macie, Config, and related AWS offerings
Proficient in security scripting and automation using Python, PowerShell, or Terraform
Strong understanding of compliance requirements and cloud-native control frameworks
AWS Certified Solution Architect - Associate (at least)– Professional (preferred)
Additional certifications such as CISSP, CCSP, or OSCP are a strong plus
Excellent communication and leadership skills across technical and non-technical teams
Proven ability to balance security risk with engineering velocity in a cloud-native environment
Strategic thinker with strong analytical, decision-making, and mentorship capabilities
Must be able to perform essential job duties. Work is performed primarily in an office environment. Typically requires the ability to sit for extended periods of time (66%+ each workday), hear the telephone, and enter data on a computer and may also require the ability to lift up to 10 pounds.
Data Analysis Inc is an equal opportunity employer. All aspects of employment, including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law.