Post Holdings · 17 hours ago
Cybersecurity Analyst
St Louis, MO
Full-time
Hybrid
Entry, Mid Level
2+ years expPost Holdings, Inc. is a Fortune 500® company headquartered in Brentwood, Missouri, and they are seeking a Cybersecurity Analyst to join their IT team. The role involves day-to-day security monitoring, incident response management, and developing security awareness programs.
Food and BeverageHospitalityNutrition
Responsibilities
Configure and monitor various cyber-security tools for proper operation
Conduct initial triage of cyber-security alerts
Manage the incident response process for security events
Conduct investigations and analysis of various cybersecurity related events
Define and build new use cases for security tools based on changes or new knowledge of the environment
Configure and monitor email security solutions
Configure and monitor URL filtering and DNS security solutions
Perform phishing triage, determining whether emails are safe or malicious
Develop, perform, and generate reporting for monthly phishing campaigns
Develop, execute, and generate reporting for quarterly awareness campaigns
Create and update documentation and generate ad hoc reports
Be a knowledge resource and ambassador for cyber-security for the IT staff
Be available for afterhours support for both on-call and critical cyber security incidents
Train and mentor associate and apprentice cyber security analysts
Qualification
Required
2+ years of experience working in Information Security or equivalent experience
3+ years of experience working in Information Technology or equivalent experience
Experience with scripting/coding, secure development, and open-source security tools
BA or BS degree in Information Security, Cyber Security, Computer Science or related field or commensurate experience
Intimate knowledge of various operating systems and networks, network and application security, cryptographic standards and Public Key Infrastructure (PKI)
Knowledge of the NIST CyberSecurity Framework (CSF) and the CIS Critical Security Controls
Working knowledge/experience with network systems, security principles and applications
Able to communicate technical issues to non-technical people
Preferred
Certified Information Security Systems Professional (CISSP) preferred or equivalent experience
Company
Post Holdings
Post Holdings is a consumer goods company currently operating in the center-of-the-store, active nutrition and private label food
10001+ employees
H1B Sponsorship
Post Holdings has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (4)
2024 (2)
2023 (4)
2022 (3)
2021 (2)
2020 (4)
Funding
Current Stage
Public CompanyTotal Funding
$4.91B2025-12-01Post Ipo Debt· $1.3B
2024-11-15Post Ipo Debt· $464.9M
2024-09-25Post Ipo Debt· $600M
Leadership Team
Robert Vitale
President & CEO
Mike Sullivan
Chief Information Officer
Recent News
FoodProcessing.com
2026-01-03
Food Business News
2025-12-19
Food Business News
2025-12-16
Company data provided by crunchbase