Senior Information Security Specialist

The Role:

Halcyon is seeking a seasoned and collaborative Senior Information Security Specialist to support the advancement of our cybersecurity and GRC (Governance, Risk, and Compliance) programs. In this role, you will play a critical part in strengthening our enterprise-wide security posture by coordinating across teams, managing third-party risk, supporting compliance initiatives, and maturing internal security processes and documentation. Your responsibilities will span operational security, risk assessment, policy development, and incident response preparedness.

Responsibilities:

Perform and maintain third-party risk assessments and track vendor remediation activities.
Support coordination and analysis of internal and external security testing, including vulnerability scans and penetration tests.
Develop, track, and follow up on corrective action plans for identified security gaps or audit findings.
Collaborate with managed security service providers and internal stakeholders to monitor and manage security events and escalations.
Partner with engineering and operations teams to ensure implementation of security and compliance requirements across the organization.
Assist in developing, maintaining, and communicating information security policies, standards, and procedures.
Coordinate security incident response planning, disaster recovery testing, and business continuity exercises.
Monitor and support enforcement of technical and administrative security controls across the enterprise.
Stay current with evolving security and privacy regulations and frameworks (e.g., SOC 2, ISO 27001, TX-RAMP, FedRAMP).

Skills and Qualifications:

5+ years of experience in information security, GRC, or IT risk management.
Strong understanding of cybersecurity concepts, controls, and risk frameworks.
Demonstrated experience with third-party risk management processes and tooling.
Proven ability to coordinate security testing and vulnerability management efforts.
Excellent communication, documentation, and cross-functional collaboration skills.
Ability to assess and implement technical and administrative controls across cloud and hybrid environments.
Experience with regulatory compliance and audit support in fast-paced environments.
Hands-on participation in incident response or disaster recovery exercises is a plus.

Bonus Skills and Qualifications:

Experience with compliance platforms (e.g., Drata, Vanta).
Knowledge of security frameworks beyond SOC 2 and ISO 27001, such as NIST 800-53 or CIS Controls.
Familiarity with secure software development practices or DevSecOps principles.
Background in auditing or supporting third-party security assessments.
Experience with Microsoft 365 and/or Google Workspace security configuration.
Exposure to regulatory environments such as HIPAA, GDPR, or CCPA.
Certifications such as CISSP, CISA, CISM, Security+, or similar are a plus.