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Senior Sales Engineer - SLED, Mid Market

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Proofpoint
Full Time position
Listed on 2025-12-27
Job specializations:
  • Engineering
  • Sales
Job Description & How to Apply Below
Position: Senior Sales Engineer - SLED, Mid Market - Central
Location: St. Louis

Senior Sales Engineer – SLED, Mid Market – Central

Join to apply for the Senior Sales Engineer – SLED, Mid Market – Central role at Proofpoint

About Us

We are the leader in human‑centric cybersecurity. Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their organizations. We’re driven by a mission to stay ahead of bad actors and safeguard the digital world. Join us in our pursuit to defend data and protect people.

How We Work

At Proofpoint, you’ll be part of a global team that breaks barriers to redefine cybersecurity, guided by our BRAVE core values:
Bold in how we dream and innovate;
Responsive to feedback, challenges, and opportunities;
Accountable for results and best‑in‑class outcomes;
Visionary in future‑focused problem‑solving;
Exceptional in execution and impact.

Role & Team

Members of our Sales Engineering team are highly valued business partners that play a critical role in our sales process every single day. As a Senior Sales Engineer working with accounts in the SLED space, you will be a trusted advisor to both the Account Managers you are paired with and our current and future customers. You will serve as a technical liaison and subject‑matter expert on all things Proofpoint, helping deliver People‑Centric solutions that protect against today’s cyber threats.

This role focuses on State and Local Government, as well as Education accounts primarily in the Central U.S. Very strong preference for candidates located in the U.S. Central time zone.

Responsibilities
  • The Senior Sales Engineer is the Technical Lead for the Proofpoint Pre‑Sales process.
  • Collaborate with the sales team to develop and execute targeted account penetration strategies.
  • Build trust and rapport with customers and prospects in person, and be their main technical point of contact throughout the process.
  • Deliver compelling product demonstrations that address today’s most pressing cyber threats.
  • Work closely with customer/prospect security staff for technical discovery, and planning, execution and wrap‑up of Proof‑of‑Concept (POC) and Production Evaluations.
  • Design and champion complex People‑Centric Security solutions encompassing the entire Proofpoint portfolio.
  • Occasionally assist in professional services deployments, technical training, and present at or attend industry seminars and/or trade shows.
  • Provide valuable customer insight and real‑world experiences to Product Management, Marketing and Product Development (Engineering) teams to keep our solutions the best in the industry.
  • Become an expert in Email Security Gateways, Advanced Persistent Threats, Attack Protection, Threat Response, Data Loss Prevention (DLP), and the threat landscape.
Senior Level Duties
  • Mentor new team members in Proofpoint products, the sales process, and relationship management.
  • Develop and deliver training presentations to peers, account managers, and other teams within Proofpoint.
  • Contribute across all corporate communication channels, write and help upkeep internal documentation and training.
  • Help develop solutions to common challenges and establish processes within the local team, department, and across the sales engineering organization.
Requirements
  • 6+ years of hands‑on technical experience, either as a Sales/Systems Engineer, Technical Account Manager, Security Engineer, or senior‑level product support, preferably in the cyber‑security industry.
  • Proven track record developing and maintaining customer relationships through in‑person meetings, ideally in a local territory.
  • Experience working with large (Enterprise) clients/organizations.
  • Self‑starter and ability to own and drive initiatives.
  • History of conducting large‑scale assessments and/or evaluations, including managing expectations, deliverables, and complex systems as well as the teams that support them.
  • Comfortable presenting to individuals and/or teams, including technical staff through C‑suite.
  • Experience in Enterprise or Cloud Security, including cloud/SaaS platforms, messaging, data, network, endpoint, NOC/SOC, or MSP‑related cybersecurity.
  • Experience selling and positioning a platform is highly valued.
  • Exposure to at least two of the following skill sets is…
Position Requirements
10+ Years work experience
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