Senior Application Security Engineer AI Focused

TEKsystems; Plano (TX); On-site; USD 90,000 - 103,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Onsite in Plano, TX

Job summary

TEKsystems seeks an experienced Application Security Engineer to join a new team building a next-generation casino management platform. You will blend application security with platform engineering, DevSecOps, and AI-assisted development to embed security into modern workflows and enable scalable software delivery.

Key focus areas include threat modeling, security gates, and integrating security tooling into AI pipelines.

Qualifications

• Strong hands-on experience in applying security to CI/CD workflows and software delivery.
• Proficiency in threat modeling and secure coding practices within modern development environments.

Responsibilities

• Partner with platform, data, and application engineering teams to build a casino management platform.
• Integrate security into AI-assisted software development workflows.
• Work within GitHub for code reviews, PR approvals, and security validation.
• Perform hands-on threat modeling with practical approaches beyond traditional frameworks.
• Automate and enhance security scanning and vulnerability detection.
• Implement and refine risk-based security gates within CI/CD pipelines.
• Participate in sprint stand-ups, architecture/design discussions, and security reviews.

Skills

Application security

Threat modeling

CI/CD pipeline engineering

AI-assisted development

Cloud

GitHub Actions

Code review

Tools

GitHub

Claude Code

SAST/DA scanning tools

Job description

Description

We are seeking an experienced Application Security Engineer to join a newly formed team building a next-generation casino management platform. This role sits at the intersection of Application Security, Platform Engineering, DevSecOps, and AI-assisted software development. You'll partner directly with development, platform, and data engineering teams to embed security into modern development workflows while helping the organization scale its AI-driven engineering capabilities. This role is looking for a strong Application Security engineer to come and sit at the intersection of application security, platform engineering, and AI-assisted development to embed security directly into modern AI-driven development workflows, ensuring secure, scalable software delivery while maintaining development velocity.

Skills

Application security, Security, Cyber security, platform engineering, threat modeling, pipeline integration, Systems management, Cloud, Threat, AI, Data pipeline, CI/CD pipeline, integration

Technology Environment

• GitHub / GitHub Actions

• GitHub Copilot

• Claude Code

• CI/CD Pipelines

• Security Scanning Tools (SAST, SCA, Secret Scanning)

• Cloud Technologies

• AI-Assisted Development Platforms

• Infrastructure as Code

• Modern Application Architectures

Top Skills Details

Application security,Security,Cyber security,platform engineering,threat modeling,pipeline integration,Systems management,Cloud

Additional Skills & Qualifications

Day to Day:

Partner with platform, data, and application engineering teams to build a casino management platform

Integrate security into AI-assisted software development workflows

Work within GitHub for code reviews, PR approvals, and security validation

Perform hands-on threat modeling with a practical, modern approach (beyond traditional frameworks like STRIDE)

Automate and enhance security scanning and vulnerability detection

Implement and refine risk-based security gates within CI/CD pipelines

Participate in sprint stand-ups, architecture/design discussions, and security reviews and planning sessions

Evaluate and integrate security tooling into development and AI pipelines

Must have:

Strong experience with CI/CD pipeline engineering and security integration

Hands-on experience with AI-assisted development tools and workflows (e.g., agents, code generation)

Proficiency with GitHub Copilot and familiarity with Claude Code and other AI tools

Practical experience in application security and threat modeling (beyond theoretical frameworks)

Ability to review code (PRs) from a security perspective and articulate risk and impact

Experience integrating security scanning tools into development pipelines

Understanding of risk-based security controls and enforcement (security gates)

Plusses:

Experience integrating security tool stacks into AI/ML pipelines

Strong soft skills and developer empathy; ability to balance security rigor with engineering velocity

Experience Level

Intermediate Level

Job Type & Location

This is a Contract to Hire position based out of Plano, TX.

Pay and Benefits

The pay range for this position is $65.00 - $75.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Plano,TX.

Application Deadline

This position is anticipated to close on Oct 9, 2026.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

Were a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. Were a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. Were strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. Were building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI)

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.