Senior AppSec Engineer - Remote Cloud & AI Security

Mosaec; Ottawa; Hybrid; CAD 250,000 - 312,000; Full time

Benefits offered by this job

Learning & development

Home office setup

Professional memberships

WFH meals

Internet stipend

Job summary

Temporal Technologies is seeking a Senior Application Security Engineer to secure the development pipeline, product, and customer execution environment. You will partner with software engineering teams and customers to bake security into the platform across multiple clouds, and help shape responsible AI usage in our product and processes.

The role requires 5+ years in security, strong collaboration, and the ability to translate complex security concepts for non-technical stakeholders.

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, or related field.
• 5+ years in application or product security or a related role.
• Knowledge of encryption, authentication, and secure communication protocols.
• Familiarity with tools like SAST, DAST, and penetration testing frameworks.
• Excellent communication and ability to explain complex security concepts to non-technical stakeholders.
• Kubernetes security posture management and auditing, including workload hardening, RBAC design, and admission control.
• Demonstrated experience with multi-tenant security architecture, including data plane isolation, control plane hardening, and cross-tenant data leakage prevention.
• Expertise in at least one programming language, familiarity with Python and Go.

Responsibilities

• Collaborate with product and engineering teams to integrate security principles into the design and architecture of products.
• Conduct threat modeling and risk assessments to identify vulnerabilities and potential attack vectors across the full product surface.
• Manage the Secure Development pipeline including code security and 3rd party library supply chain security.
• Stay current on emerging standards and guidance (e.g. OWASP Top 10 for LLMs, MCP security specifications) and translate these into actionable internal policy.
• Triage Bug Bounty findings and responsibly disclosed vulnerabilities.
• Able to participate in on-call rotation.

Skills

Security collaboration

Threat modeling

SAST/DAST tools

Kubernetes security

RBAC design

Multi-tenant security

Encryption

Authentication

Python

Go

Communication

Security architecture

On-call experience

Education

Bachelor’s degree in Computer Science, Cybersecurity, or related field

Tools

SAST

DAST

Penetration testing

Job description

Temporal Technologies is seeking a Senior Application Security Engineer to secure the development pipeline, product, and customer execution environment. You will partner with software engineering teams and customers to bake security into the platform across multiple clouds, and help shape responsible AI usage in our product and processes.

The role requires 5+ years in security, strong collaboration, and the ability to translate complex security concepts for non-technical stakeholders.