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Senior Application Security Engineer

TEKsystems | Plano, United States | Posted June 24, 2026

Position Overview

Senior Application Security Engineer
6-Month Contract-to-Hire (W2) | TEKsystems
Location: Plano, TX (Onsite with potential hybrid flexibility)
Top Skills

+ Application Security + AI Integration: Experience embedding security into AI-assisted development and threat modeling workflows

+ Platform Engineering / Data Pipelines: Strong backend and pipeline integration experience

+ Advisory & Collaboration: Ability to partner with developers to drive remediation, reduce risk, and improve secure coding practices

Overview
TEKsystems is seeking a Senior Application Security Engineer to join a rapidly growing engineering environment focused on modernizing software development through AI-driven workflows. This role sits at the intersection of application security, platform engineering, and AI-assisted development, helping ensure secure and scalable delivery without slowing down innovation.
You will work closely with application, data, and platform...

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