Threat Modeling Architect - Secure Python & Cloud

Northern Base; Irving (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Northern Base seeks an experienced cybersecurity software engineer to lead threat modeling, build secure Python-based applications, and advance automation within an agile DevOps team. The role emphasizes threat analysis, secure coding practices, and adherence to SDLC standards across cloud-native environments.

Candidates should demonstrate proficiency in Python, FastAPI, CI/CD, and modern security tooling, with strong knowledge of IAM, logging, encryption, and infrastructure security.

Qualifications

• IT experience minimum of 6 years with minimum of 4 years Cybersecurity/Information Security must have.
• Threat Modeling (STRIDE, PASTA, Attack trees, tooling, Att&ck) must have demonstrated experience.
• Experience working in a cybersecurity role must have.
• Security practices pertaining to authentication, authorization, logging/monitoring, encryption, infrastructure security, network/segmentation must have.
• Scripting languages, Infrastructure as Code (Terraform, CloudFormation) must have.
• Jira or other ticketing systems must have.
• Design and review technical architectures must have.
• Strong proficiency in Programming Languages, with a preference for Python (asynchronous programming), and FastAPI (must have).
• Unit Testing: Developing and executing unit tests using frameworks like Pytest to ensure code quality (must have).
• Ensure all software platforms adhere to Citi's security standards and Software Development Life Cycle (SDLC) processes (must have).
• Identifying vulnerabilities using CWE or OWASP.
• Operating systems and their hardening.
• Development concepts (such as: CICD, Pipelines, SDLC).
• Cloud Development Kit (CDK), GitOps.
• Operating in a DevOps / agile team structure.
• Understanding of docker/K8S/serverless/helm.
• Support or perform pen testing.
• Snowflake/MongoDB/Terraform Cloud/GitHub/Databricks.
• Karat Assessment (Python focus) is required for consideration.

Responsibilities

• Threat Modeling using a documented process.
• Development of automation tools as required.
• Maintain a high standard of work in identifying threats and specifying mitigating controls.
• Attending to the lifecycle of identified threats and controls.
• Delivery of threat models and supporting tasks within existing timeframes.
• Provide feedback, support, and improvements to the existing threat modeling process.
• Present work to seniors, the team, and other technical teams.
• Work with little supervision to complete work.
• Develop, test, and deploy secure and efficient Python-based applications, adhering to established SDLC processes and quality standards.

Skills

Threat Modeling

Python (Async)

FastAPI

Unit Testing (Pytest)

SDLC/DevOps

Security Architecture

CI/CD

Docker/Kubernetes

Terraform/CDK

OWASP/CWE

Tools

Jira

Terraform

CloudFormation

CDK

GitHub

Databricks

Snowflake

MongoDB

Kubernetes

Docker

Job description

Northern Base seeks an experienced cybersecurity software engineer to lead threat modeling, build secure Python-based applications, and advance automation within an agile DevOps team. The role emphasizes threat analysis, secure coding practices, and adherence to SDLC standards across cloud-native environments.

Candidates should demonstrate proficiency in Python, FastAPI, CI/CD, and modern security tooling, with strong knowledge of IAM, logging, encryption, and infrastructure security.