Senior Security Architect

As MISO's Senior Security Architect, you will lead the design, implementation, and ongoing enhancement of secure architectures across enterprise systems, applications, and cloud environments. This role provides expert guidance on current security challenges while anticipating future trends to proactively shape strong, resilient solutions. You'll think like an adversary, ensuring security strategies evolve with the changing threat landscape. Strong communication and leadership skills are essential, as you'll mentor team members and provide technical direction to delivery and solution design groups. The architect contributes to threat modeling, reference architectures, and repeatable security patterns that reduce risk and improve consistency. Additionally, you will serve as a strategic advisor for secure digital transformation, aligning AI adoption, enterprise architecture, engineering, and compliance to ensure sustainable, businessaligned security decisions.

Your responsibilities as our Senior Security Architect include:

• Partnering with leaders and technical teams to design futurestate architectures, reference models, and repeatable security patterns that align technology strategy, business needs, and security outcomes.
• Performing risk assessments, supporting broader risk management activities, and developing effective mitigation plans.
• Evaluating, selecting, and designing security tools, controls, and services while guiding teams in adopting DevSecOps and secure AI practices.
• Participating in security assessments (including pen tests, vulnerability reviews, audits, and simulations) and strengthening incident response and recovery processes.
• Staying current on emerging security threats, analyzing risks, and ensuring systems and applications are resilient against evolving threats.
• Engaging with vendors to ensure alignment with MISO security standards and defining guardrails for humanversusautomation decisionmaking in security workflows.
• Delivering clear, executiveready risk narratives that translate architecture tradeoffs into business impact, resilience, and regulatory implications.

Skills needed for our Senior Security Architect:

• Bachelor's degree in Information Security, Computer Science or related field (required).
• 8+ years of information technology administration experience or equivalent combination of work and educational experiences.
• 5+ years of security engineering, cloud, infrastructure or DevOps roles.
• Relevant technical and/or architecture certifications are preferred (TOGAF, AWS, Azure, etc.).
• Experience in creating secure reference architectures or design patterns.
• Demonstrated experience governing AI-assisted security workflows with accountable human oversight and quality controls.
• Experience presenting architecture risk and recommendations to senior leadership in business terms.
• Proven record leading cross-functional security architecture initiatives that produce measurable risk reduction and delivery efficiency.
• Understanding of NIST, ISO, or other security frameworks.
• Proven knowledge of security (preferred - CISSP, CISA, SSCP, AWS/Azure security specialty, GCIH, other GIAC certifications, OSCP, CEH, etc.).

Appropriate level will be determined based upon experience and knowledge.

Transformative innovation is happening in the electric industry, from digitalizing homes and distributed resources to renewable energy and an ever-changing grid. MISO manages the electricity superhighway in the Central U.S. and through use of groundbreaking research and advanced technology, our highly skilled employees ensure power flows reliably to 45 million Americans. Operating the electricity grid, running a robust energy market, planning for a bright future - it's what our immensely hardworking and dedicated team does every day.

The base salary compensation range being offered for this role is $155,000 - $180,000 USD annually. Base salary range for this position is included in accordance with requirements of various state/local pay transparency legislation. Please note that salaries may vary for different individuals in the same role based on several factors, including but not limited to location of the role, individual competencies, education/professional certifications, and qualifications/experience.

Position is also eligible for an annual bonus if individual performance and company objectives are met. At MISO we offer a comprehensive benefits package, including 401k, vacation, sick and safe time, available on your first day of employment.

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