Staff AppSec Engineer: Threat Research & Secure Dev

Koitecc Solutions; Hartford (CT); On-site; USD 107,000 - 284,000; Full time

Job summary

CVS Health is seeking a Staff Application Security Engineer - Threat Research to secure healthcare software across cloud and on‑prem environments. You will combine application security engineering, threat research, and secure development practices to identify risks and implement controls that protect applications and data.

You will mentor teams, drive secure coding, perform assessments, threat modeling, and help design scalable security architectures, collaborating with engineers, architects,

Qualifications

• 7+ years of experience in application security, information security, software engineering, or related roles.
• 5+ years of experience with programming languages such as Java, Python, JavaScript, C#, C/C++, PowerShell, or Shell scripting.
• 3+ years of experience securing public cloud environments including AWS, Azure, or Google Cloud Platform.
• 3+ years of experience with container technologies including Docker and Kubernetes.
• 3+ years of experience with Infrastructure as Code or Security as Code practices.
• 3+ years of experience performing application security assessments, vulnerability analysis, and threat modeling.

Responsibilities

• Implement and support application security standards, policies, and best practices.
• Partner with engineering teams to integrate security into design, development, testing, and deployment processes.
• Promote secure coding practices and assist teams in remediating security findings.
• Contribute to security automation initiatives that improve efficiency and scalability.
• Research emerging threats, vulnerabilities, attack techniques, and security trends.
• Perform application security assessments, threat modeling, and vulnerability analysis.
• Evaluate risks and provide actionable recommendations to engineering teams.
• Leverage threat intelligence to enhance application security controls and detection capabilities.
• Design, configure, and support security technologies across cloud and enterprise environments.
• Assist with implementation and management of security controls that protect applications, APIs, and data.
• Support vulnerability management and remediation programs.
• Contribute to the development of scalable and resilient security architectures.
• Work closely with software engineers, architects, platform teams, and security stakeholders.
• Participate in design reviews to ensure security requirements are incorporated early in the development lifecycle.
• Communicate technical security findings to both technical and non-technical audiences.
• Participate in security investigations and incident response activities as needed.
• Support operational security functions across cloud and enterprise environments.
• Assist in identifying root causes and implementing long-term remediation strategies.
• Serve as a technical mentor for engineers and application security practitioners.
• Share knowledge through training sessions, presentations, and documentation.
• Contribute to building a culture of security awareness and continuous learning.
• Evaluate emerging security tools and technologies.
• Contribute to security research initiatives and proof-of-concept efforts.
• Recommend process improvements that strengthen the effectiveness of application security programs.

Skills

Application security

Threat research

Secure development

Threat modeling

Education

Bachelor's degree

Tools

Docker

Kubernetes

Job description

CVS Health is seeking a Staff Application Security Engineer - Threat Research to secure healthcare software across cloud and on‑prem environments. You will combine application security engineering, threat research, and secure development practices to identify risks and implement controls that protect applications and data.

You will mentor teams, drive secure coding, perform assessments, threat modeling, and help design scalable security architectures, collaborating with engineers, architects,