Senior Engineer, Unified Communications / Microsoft 365
New
Must reside in Los Angeles, Orange County, or San Francisco, CA, 4:00 PM – 12:00 AM PSTFull-TimeSenior
Salary108,000 - 140,000 USD per year
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Job Details
- Experience
- 7+ years
- Required Skills
- OAuth
Requirements
- 7+ years of experience in Unified Communications, Messaging, or Microsoft 365 engineering
- Expert-level knowledge of Microsoft 365, Exchange Online, and hybrid Exchange architectures
- Deep understanding of email flow end to end including DNS, SMTP, SPF/DKIM/DMARC, TLS, and routing topologies
- Hands-on experience with Proofpoint email security solutions
- Working proficiency with Metadact or similar metadata-scrubbing tools
- Solid knowledge of identity and security technologies including Azure AD, OAuth, Conditional Access, and MFA
- Proficiency with PowerShell or similar scripting tools
- Strong job stability and long-term employment history
- Ability to work the required 4:00 PM – 12:00 AM PST schedule
Responsibilities
- Lead the design, implementation, and ongoing support of Unified Communications solutions, with a primary focus on Microsoft 365 and Exchange Online/Hybrid
- Serve as the subject matter expert for enterprise email architecture, including routing, authentication, deliverability, and message hygiene
- Administer and support email security platforms, including Proofpoint and Metadact
- Manage and troubleshoot the full email lifecycle, including DNS, SMTP, and transport rules
- Oversee hybrid Exchange configurations, coexistence strategies, and migration activities
- Provide Tier 3/4 escalation support for complex UC and messaging issues
- Partner with security, infrastructure, and identity teams to ensure secure, resilient services
- Develop and maintain system documentation, architecture diagrams, and operational runbooks
- Contribute to UC strategy, roadmap planning, and lifecycle management
- Participate in audits, risk assessments, and policy development
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