31 senior staff security engineer jobs at 22 companies in Argyle, TX
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Staff Security Engineer
New York City or Denver or Dallas or Miami or United States
$169k-$210k/yrRemoteFull Time
Rightway: Healthcare navigation and transparent pharmacy benefit management services.
8+ YOE8+ years security engineering experience across application and cloud security, strong AWS security and IaC knowledge, experience in regulated environments (healthcare), ability to read backend code (Ruby, Node.js, Java), and experience with AI/LLM security guidance.
AWS, Terraform, CI/CD, SAML 2.0, OAuth, OIDC, Ruby, Node.js, Java, OWASP Top 10 for LLM Applications, OWASP GenAI Security Project
Sr Staff Engineer — AI Security Architecture (HYBRID)
Seattle or Palo Alto or Dallas or Bethesda
$120k-$260k/yrHybridFull Time
GEICO: Provides vehicle and property insurance services to consumers.
8+ YOE8+ years in software or security engineering; hands-on with AI/security automation; cloud (Azure preferred); Python; Terraform/Ansible; CI/CD; Kubernetes/Docker; identity and enterprise auth integrations.
Lubbock or Roanoke or Charlottesville or Columbia or Dallas or Raleigh or Waco or Albuquerque or Charleston or Kansas City or St. Louis or Little Rock or Charlotte or Waynesboro or Knoxville or Charleston or Cedar Rapids or Lincoln
$116k-$140k/yrHybridFull Time
Segra: Provider of fiber-based connectivity and managed technology solutions for businesses.
10+ YOE10+ years experience in information security, strong networking and OS knowledge, scripting (Python or PowerShell), SIEM and cloud security familiarity, incident response and compliance experience.
Vizient: Provides performance improvement and supply chain services to hospitals
10+ YOEBachelor's in CS, Mechanical Engineering or related; 10 years software development; 5 years establishing technical standards and mentoring; 3 years technical leadership; strong architecture, CI/CD, IaC, SRE/DevOps, security, and AI experience; must reside near Irving, TX; no visa sponsorship.
Firehawk Aerospace: Designs and manufactures 3D-printed rocket engines and propellant.
8+ YOEBachelors in engineering,8+ years manufacturing engineering experience in aerospace/defense,DFMA and process development experience,PLM/3D modeling familiarity,ability to obtain DOD security clearance.
Elbit Systems of America: Provides advanced technology systems for defense and commercial aviation.
20+ YOEBachelor's degree in engineering required; 20+ years systems engineering experience; subject matter expert in system safety, MIL-STD-882E, requirements management (DOORS), system modeling (Cameo), and test/risk assessments; eligible for security clearance.
DOORS, Cameo, Mathlab, Microsoft Office, Microsoft Excel, Microsoft Projects, Visio
Staff App Sec Engineer-Austin, Dallas or San Antonio, TX
Austin or Dallas or San Antonio
HybridFull Time
H-E-B: Operates a major supermarket chain in Texas and Mexi
10+ YOE10+ years building and supporting security solutions; strong cloud, CI/CD, container, and application security skills; bachelor's or equivalent; professional security certification preferred.
Western Alliance BankNYSE: WAL: National commercial bank providing specialized financial and business solutions.
7+ YOE7+ years in software engineering or IT; bachelor’s degree; hands-on Azure/.NET/C#/API/CI/CD, Python, React (Vite), SQL, ETL; AI-enabled development; leadership; security/compliance; travel up to 25%.
Staff App Sec Engineer-Austin, Dallas or San Antonio, TX
Austin or Dallas or San Antonio
HybridFull Time
HEB: A retail grocery operating technology and digital teams to support store and customer operations.
10+ YOE10+ years building and supporting system and security solutions; advanced cloud, infrastructure-as-code, scripting, container, and API security skills; CISSP/CISA/CEH/GIAC or cloud certs preferred; Bachelor's or equivalent.
AWS, Azure, Google Cloud Platform, Terraform, CloudFormation, Pulumi, Ansible, Python, Golang, PowerShell, Java, Shell script, Linux, Windows Server, CI/CD
Boston or San Francisco or Dallas or Salt Lake City or Seattle or Portland
$141k-$173k/yrRemoteFull Time
WEXNYSE: WEX: Provides global payment processing and business information management services.
8+ YOEBachelor’s in CS/Software Eng; 8-10 yrs software engineering; strong front-end and full-stack skills; modern front-end frameworks; TypeScript/JavaScript; REST/GraphQL; web security; collaboration and maintainability.
Vizient: Healthcare performance improvement and group purchasing organization.
10+ YOEBS in Computer Science, Mechanical Engineering or related; 10+ years software development; 5+ years establishing technical standards and mentoring; 3+ years technical leadership; strong architecture, reliability, security, and AI experience; must reside near Irving, TX; no visa sponsorship.
8+ YOE8+ years in network operations, infrastructure engineering, or enterprise cybersecurity support; BS/MS in CS/IT/Computer Architecture; strong NGFW, cloud security, SSO, and authentication knowledge; cross-functional collaboration and leadership experience.
Atlanta or Indianapolis or Tampa or Mason or Grand Prairie or Miami
HybridFull Time
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
5+ YOEBS/BA in IT (or equivalent) and 5+ years in systems/support/engineering/security with expertise in IAM, cloud (AWS), Java/Spring, OAuth/OIDC/SAML, CI/CD, Docker/Kubernetes, Terraform, SQL/NoSQL, Python and Unix.
Crunchyroll: Operates a global streaming platform for anime and manga.
12+ YOE12+ years building production software; strong Python or TypeScript; experience with AI coding agents; cloud-native (GCP) familiarity; secure engineering judgment; mentoring and stakeholder communication skills.
Python, TypeScript, Claude Code, Google Antigravity, Codex, Cursor, GCP, Datadog, LangSmith, Langfuse
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
BS in engineering or STEM, project engineering experience, EVMS/CAM knowledge, excellent communication, US citizenship and ability to obtain/hold government security clearance.
EVMS, CAM, PDM, Microsoft Word, Microsoft PowerPoint, Microsoft Project, Microsoft Excel
Shield AI: Develops autonomous flight software and unmanned aircraft for defense.
7+ YOETop Secret clearance with SCI eligibility, ~7+ years related experience, experience with cross-domain solutions, hypervisor and networking knowledge, Security+ (or obtain in 3 months), Powershell/Ansible/Python preferred; able to work onsite in Washington, DC or Dallas.
Woonsocket or Scottsdale or Hartford or Richardson or Alpharetta
$118k-$261k/yrHybridFull Time
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
7+ YOE7+ years frontend development with React/JavaScript/TypeScript; 3+ years testing frameworks; 3+ years CI/CD; frontend security and accessibility knowledge.
React, JavaScript, TypeScript, Jest, Cypress, Playwright, CI/CD, JxBrowser
HCVT: Provides accounting, tax, audit, and financial advisory services.
6+ YOERequires 6+ years in cloud infrastructure or platform engineering, deep Terraform and Azure networking expertise, CI/CD experience, scripting ability, and knowledge of identity, security, governance, and policy-as-code.