Application Security Analyst I — Secure SDLC Delivery

Transaction Network Services (TNS); Connecticut; On-site; USD 75,000 - 83,000; Full time

Benefits offered by this job

Medical and dental coverage

Life insurance

Paid holidays

Paid vacations

401K with company match

Job summary

Transaction Network Services (TNS) seeks a Senior Application Security Engineer to advance the secure SDLC, partnering with development, DevOps, and security teams to identify and remediate risks while enabling secure delivery of business applications.

The role leads SAST, SCA, ASPM, container security scanning, vulnerability management, and security automation across multiple units, with runbooks, threat modeling, and security tooling integrations.

Qualifications

• Bachelor's degree in Cybersecurity, Computer Science, Information Technology, or related field.
• 5+ years of Application Security or Secure Development experience.
• Experience with SAST, SCA, DAST, ASPM, container security, and CI/CD security controls.
• Hands-on experience with GitLab, GitHub, Azure DevOps, or similar development platforms.
• Knowledge of OWASP Top 10, threat modeling, secure SDLC, and vulnerability management.
• Strong communication and stakeholder management skills.
• Relevant certifications such as CISSP, CSSLP, GSEC, GWAPT, or GIAC certifications preferred.

Responsibilities

• Lead application security assessments and vulnerability management activities.
• Implement and manage SAST, SCA, container, and CI/CD security controls.
• Drive ASPM platform adoption and security tool integrations.
• Partner with development teams to remediate security findings and improve secure coding practices.
• Develop and maintain AppSec automation, workflows, and operational runbooks.
• Support threat modeling, architecture reviews, and secure design consultations.
• Prioritize and manage remediation efforts for critical and high-risk vulnerabilities.
• Provide application security guidance across multiple business units and technology teams.

Skills

SAST

SCA

DAST

ASPM

Container security

CI/CD security

Threat modeling

OWASP Top 10

Secure SDLC

Vulnerability management

Communication

Certifications

Education

Bachelor's degree in Cybersecurity, Computer Science, Information Technology, or related field

Tools

GitLab

GitHub

Azure DevOps

Job description

Transaction Network Services (TNS) seeks a Senior Application Security Engineer to advance the secure SDLC, partnering with development, DevOps, and security teams to identify and remediate risks while enabling secure delivery of business applications.

The role leads SAST, SCA, ASPM, container security scanning, vulnerability management, and security automation across multiple units, with runbooks, threat modeling, and security tooling integrations.