Senior Program Manager

Business Unit Overview

Feeding the world is what we do – how we do it is unique. We are not your textbook consumer packaged goods company. While others may be slow to make change happen, Post continuously drives both inorganic and organic growth. Our history is evidence of that fact with over 100 years of heritage and growth from brands that transcend generations like Honey Bunches of Oats, Fruity Pebbles, Malt-O-Meal, Bob Evans, Kibbles 'n Bits, Egg Beaters, Peter Pan peanut butter and more.

Our food service and ingredient businesses supply other products you love for brands, restaurants and stores.

We have more than 55 offices and manufacturing sites and approximately 13,000 employees. Over the past 13 years, Post has made 28+ acquisitions and innovative financial transactions and reached $8.2 billion in net sales in fiscal 2025. During turbulent times of market uncertainty, the food industry has provided a level of stability unlike other industries

Post Holdings, Inc. is a Fortune 500 company headquartered in Brentwood, a suburb of St. Louis, Missouri. Our casual professional atmosphere encourages team members to collaborate, innovate and support our operating companies. Our passion and drive advance the reputation of our operating companies and brands—together, we make a difference.

Are you the person who quietly makes everything around you better organized, more polished, and on time?

Are you a creative communicator who can turn a half-formed idea into something polished and ready for an executive audience?

Are you excited by the idea of learning a new domain by sitting next to the leader of it?

A cybersecurity background isn't required, but if you have one, all the better. Bring the operational craft, the communications instincts, and the follow-through described below, and we'll teach you the cybersecurity. We are hiring for how you operate, not for what's already on your résumé.

If so, we have a unique opportunity to join our Cybersecurity team at Post Holdings, where you will be the operational engine and creative force behind how Cybersecurity shows up across our enterprise, to leadership, to our operating companies, and to every employee whose data we are entrusted to protect.

As a key member of the Corporate Cybersecurity team, you will report directly to the VP, Chief Information Security Officer (CISO) & Chief Privacy Officer (CPO), and work across a broad team that spans Cybersecurity, Privacy, and IT Operations. You will partner across the senior leaders of the team as well as the Cybersecurity and IT leaders embedded in our operating companies and the business unit teams they support.

You own your work end-to-end: designing the offsite and calling the venue, drafting the executive memo and proofreading it, planning the Summit and working the run-of-show on the day. The bar is leadership; the muscle is execution.

The Sr. Program Manager is the operational backbone of the enterprise Cybersecurity function and a trusted partner to the VP, CISO & CPO. This is a senior operational leadership role with enterprise-wide scope and end-to-end ownership, combining strategic design with hands-on execution, covering the function's governance, communications, executive reporting, project portfolio, events, and policy lifecycle.

Operating altitude and elevation. This role operates at the enterprise level and routinely coordinates with, and is accountable to, the most senior audiences at Post: the CISO & CPO, the CIO, the Audit Committee and the Board, the senior leaders of the Cybersecurity function (Architecture & Operations, Risk Management, and Privacy & Technology Compliance), the Cybersecurity leaders embedded in each operating company, and…