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Senior Security Architect


Houston, TX, US, 77010

Req ID:  82709
Facility:  One Houston Center-130
Department:  Security Engineering
Division:  Innovation


Basic Function


The Senior Security Architect is recognized across the organization for deep-domain expertise in security architecture and is responsible for ensuring security and privacy by design to the overall information security program. This includes designing standards, guidelines, and policies to protect enterprise communications, systems, and assets from both internal and external threats. You will ensure our hosted services, mobile devices, and applications are designed and maintained securely and consistent with our principles. The role also provides opportunities that promote technical growth in the form of formal and informal education and training to all levels of team members within IT, Digital, and Cybersecurity (IDC).

Roles & Responsibilities


  • Serve as the domain expert for cybersecurity technologies with expertise in the design, deployment, maintenance, and remediation of those technologies
  • Collaborate with executive leadership, IDC leadership, and partners 
  • Drive security projects from ideation to completion and aid with project related financials
  • Lead technical evaluations, analysis, and risk assessments to develop suitable solutions
  • Validate systems against published reference architectures, existing standards, and policies and recommend changes to enhance security and reduce risks, as applicable
  • Provide leadership during security incident response activities as needed 
  • Lead technical growth opportunities for security roles throughout the enterprise 
  • Liaise with other leaders in the cybersecurity industry to share best practices and insights
  • Influence corporate leadership to help drive sound technical investment strategies
  • Keep up to date with current and emerging security trends, threats, technologies, security frameworks, and regulations

Min. Qualifications




  • Bachelor’s degree in Management/Computer Information Systems, Computer Science, Engineering, or comparable experience
  • Master's degree in cybersecurity discipline is preferred


Work Experience:

  • 5+ years related experience with information technology and information security demonstrating increasing responsibilities 
  • Demonstrated success delivering projects and programs working with a diverse field of stakeholders
  • Familiarity with risk assessment, vulnerability management, and penetration testing tools
  • Experience with frameworks and guidelines such as MITRE ATT&CK, NIST, CIS, ISO 27000, and TOGAF
  • Direct experience in the areas of systems architecture, applications development, database administration, network operations, IAM (Identity & Access Management)/PAM (Privileged Access Management), cloud architecture, network security, and/or SIEM (Security Incident and Event Management)
  • Experience with cloud infrastructure in Microsoft Azure, Amazon Web Services (AWS), or Google Cloud Platform (GCP)
  • Microsoft Office 365 experience


Languages: English


Other Required Skills:


  • Excellent verbal and written communication skills 
  • Demonstrated ability to articulate ideas to both technical and non-technical audiences
  • Self-motivated and directed, with the ability to work in a collaborative and dynamic environment
  • Strong analytical, problem-solving, negotiation, and decision-making skills to influence management, as well as internal and external partners
  • Ability to influence others in matters related to both security solution design, implementation, and overall risk posture

Preferred Qualifications



  • CISSP (Certified Information Systems Security Professional) or related certifications
  • Knowledge of advanced cyber threats, adversary methodologies, and cyber threat intelligence as well as endpoint and mobile threat detection and response
  • Experience with multiple operating systems (Windows, Linux, IOS, Android)
  • Experience writing code in one or more scripting languages (Python, JavaScript, Java, or PowerShell)
  • Proficiency with endpoint security tools at enterprise scale (e.g., Endpoint Detection Response (EDR), anti-malware, Mobile Device Management (MDM), VPN)
  • Experience with encryption protocols (SSL/TLS), algorithms (RSA, AES), and Public Key Infrastructure (PKI)
  • Experience ensuring security by design in a System Development Life Cycle (SDLC) process
  • Budget planning and management preferred


Builds effective teams
Cultivates innovation
Customer focus
Demonstrates courage
Drives results
Ensures accountability
Instills trust and exemplifies integrity


We are LyondellBasell – a leader in the global chemical industry creating solutions for everyday sustainable living. Through advanced technology and focused investments, we are enabling a circular and low carbon economy. Across all we do, we aim to unlock value for our customers, investors and society. As one of the world’s largest producers of polymers and a leader in polyolefin technologies, we develop, manufacture and market high-quality and innovative products for applications ranging from sustainable transportation and food safety to clean water and quality healthcare. For more information, please visit or follow @LyondellBasell on LinkedIn.


Must be at least 18 years of age and must be legally authorized to work in the United States (US) on a permanent basis without visa sponsorship.


LyondellBasell does not accept or retain unsolicited résumés or phone calls and/or respond to them or to any third party representing job seekers.


LyondellBasell is an equal opportunity employer.  We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, veteran status, and other protected characteristics.  The US EEO is the Law poster is available here.

Nearest Major Market: Houston

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