Senior Security Analyst

Position Title: Senior Security Analyst

Location: HOUSTON, TX

FLSA Class: EXEMPT

Responsible to: Lead Security Architect

Position Summary: Join VoltaGrid as a Senior Security Analyst and become a key defender of the future of clean, intelligent energy. In this high-impact role, you'll safeguard our innovative power solutions-including natural gas microgrids powering data centers and industrial operations-against evolving cyber threats. As a subject matter expert in our growing Security team, you'll lead threat monitoring, drive incident response, hunt for advanced threats, and collaborate across IT, Engineering, and leadership to strengthen our defenses and support our mission of delivering sustainable, reliable power where it's needed most.

Essential Duties and Responsibilities:

Threat Monitoring & Incident Response

• Proactively monitor and triage high-volume security alerts in real-time using cutting-edge tools like SIEM, EDR, DLP, and IDS/IPS to detect and neutralize threats before they impact operations
• Take ownership of complex incident investigations, from initial detection through containment, eradication, and recovery, while leading cross-functional response efforts and ensuring rapid, effective resolution in line with our Security Incident Response Plan.
• Conduct proactive threat hunting initiatives, leveraging threat intelligence and advanced analytics to uncover hidden risks in our hybrid cloud and on-prem environments.
• Perform root cause analysis and recommend remediation measures.

Vulnerability & Risk Management

• Drive vulnerability management programs, including assessments, penetration testing coordination, and proactive threat hunting, using the latest threat intelligence to prioritize and mitigate risks that protect our critical energy infrastructure.
• Influence security architecture decisions by partnering with IT Stakeholders to embed resilient controls from design through deployment
• Maintain an up-to-date understanding of emerging threats and attack vectors.

Security Operations

• Monitor daily alert activities, escalate issues, and provide guidance to key stakeholders.
• Tune detection rules, playbooks, and response workflows to improve efficiency.
• Develop and maintain security documentation, including incident response playbooks and procedures.

Governance & Compliance Support

• Assist with internal and external assessments and audits, evidence gathering, and regulatory requirements (e.g., SOC 2, ISO 27001, etc.)
• Ensure security controls align with policies, standards, and best practices.

Collaboration & Leadership

• Work cross-functionally with IT, Engineering, Legal, and Compliance teams.
• Mentor and develop the next generation of security talent, sharing your expertise to build a high-performing team and foster a culture of continuous learning and innovation.
• Contribute to VoltaGrid's strategic security roadmap, shaping initiatives that align with our rapid growth and commitment to sustainability in the energy sector

Other Requirements:

• Bachelor's degree in Cybersecurity, Computer Science, or related field (or equivalent experience).
• 5+ years of experience in security analysis, SOC operations, or incident response.
• We're looking for a passionate cybersecurity professional who thrives in a dynamic, mission-driven environment. Equivalent experience and a strong track record will be highly valued
• Strong knowledge of security tools (SIEM, EDR, IDS/IPS, DLP, etc.)
• Experience with vulnerability management and risk assessment.
• Familiarity with cloud security (AWS, Azure, or GCP).
• Excellent problem-solving, analytical, and communication skills.

Preferred Qualification:

• Industry-recognized certifications (e.g., CISSP, CISM, GIAC, CEH, or CompTIA Security+)
• Proficiency in scripting/automation (Python, PowerShell, or similar) to streamline operations
• Experience with GRC tools and frameworks (SOC 2, ISO 27001, NIST)
• Proven ability to mentor and lead junior team members

Why Join VoltaGrid?

• Work on high-stakes cybersecurity that directly supports the transition to cleaner, more reliable energy solutions.
• Collaborate in a fast-growing, innovative company (900+ employees strong) with a strong culture of pride, passion, and inclusion.
• Opportunities for professional growth, including certification support, conference attendance, and leadership on strategic projects.
• Competitive compensation, comprehensive benefits, and a collaborative Houston-based team (with potential hybrid flexibility-let's discuss what works for you).

VoltaGrid is an Equal Opportunity Employer that does not discriminate on the basis of actual or perceived race, creed, color, religion, alienage or national origin, ancestry, citizenship status, age, disability or handicap, sex, marital status, veteran status, sexual orientation, genetic information, arrest record, or any other characteristic protected by applicable federal, state or local laws.

Our management team is dedicated to this policy with respect to recruitment, hiring, placement, promotion, transfer, training, compensation, benefits, employee activities, and general treatment during employment