Systems Engineer
New York, NY
Contracted to Full Time
Mid Level
Title: Systems Engineer – Exchange/M365/Proofpoint
Location: Hybrid (NYC/Los Angeles)
Term: 6-Month Contract to hire, 110k~130k base after the conversion.
About the Role
We’re looking for a Senior Systems Engineer with deep expertise in on-premises Exchange, Microsoft 365, and Proofpoint to lead the management, optimization, and security of our enterprise email infrastructure. You’ll play a pivotal role in ensuring seamless email operations—from migrations to threat mitigation—while leveraging automation and best practices to uphold reliability and compliance.
What You’ll Do
- Design & Manage Email Systems: Deploy, maintain, and optimize Exchange Server (on-prem/hybrid) and Microsoft 365 environments, ensuring high availability and performance.
- Lead Migrations: Execute smooth migrations between on-prem Exchange and M365 with minimal downtime and data integrity.
- Secure Email Infrastructure: Configure and manage Proofpoint solutions (filtering, encryption, DLP) and enforce protocols like DMARC, DKIM, and SPF.
- Troubleshoot & Protect: Resolve complex email flow issues, investigate security threats, and collaborate with security teams to mitigate risks.
- Automate & Innovate: Streamline operations via PowerShell scripting for Exchange, M365, and Proofpoint tasks.
- Document & Guide: Maintain detailed system documentation and share best practices with cross-functional teams.
What You Bring
- 7+ years of hands-on experience with Exchange Server (2013–2019, Exchange Online) and Microsoft 365 in enterprise environments.
- Proven mastery of Proofpoint administration (policies, threat protection, encryption).
- Strong scripting skills (PowerShell) and expertise in Active Directory/Azure AD for identity management.
- Deep knowledge of email security protocols (SPF, DKIM, DMARC) and anti-phishing measures.
- Ability to work independently in a remote setting, solving problems with minimal supervision.
Nice-to-Haves
- Experience with tenant-to-tenant migrations or Microsoft Defender for Office 365.
- Networking knowledge related to email traffic (SMTP, firewalls).
- Certifications like MS-102, MS-203, or Proofpoint Certified Protection Professional.
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