Systems Engineer
ASCENDINGNew York, NY, USjob_description.job_card.30_days_ago
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job_description.job_card.job_descriptionDeploy, maintain, and optimize Exchange Server (on-prem / hybrid) and Microsoft 365 environments, ensuring high availability and performance. Execute smooth migrations between on-prem Exchange and M365 with minimal downtime and data integrity. Configure and manage Proofpoint solutions (filtering, encryption, DLP) and enforce protocols like DMARC, DKIM, and SPF . Resolve complex email flow issues, investigate security threats, and collaborate with security teams to mitigate risks. Streamline operations via PowerShell scripting for Exchange, M365, and Proofpoint tasks. 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 . Powered by JazzHR
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 :
Lead Migrations :
Secure Email Infrastructure :
Troubleshoot & Protect :
Automate & Innovate :
Document & Guide :
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System Engineer • New York, NY, US
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