Senior Systems Operations Developer

Senior Systems Operations Developer
Charlotte, NC (Need Onsite day 1,hybrid 3 days from office)
Position type: W2 contract.

• Manage and support messaging and email infrastructure in production environments.
• Perform day-to-day product operations, including monitoring, incident response, service validation, and operational support.
• Administer and troubleshoot Linux-based systems and services.
• Configure, maintain, and troubleshoot Proofpoint and Cloudmark messaging and email-security solutions.
• Design, implement, and maintain SMTP routing, relays, gateways, connectors, and mail-flow configurations.
• Analyze email delivery issues, including bounces, delays, rejections, spam classifications, and routing failures.
• Monitor system health, performance, availability, capacity, and message-processing workflows.
• Investigate and resolve production incidents using structured root-cause analysis.
• Develop scripts and automation to improve operational efficiency and reduce manual processes.
• Implement and maintain operational procedures, runbooks, support documentation, and knowledge articles.
• Support upgrades, patches, configuration changes, migrations, and production deployments.
• Collaborate with engineering, security, network, infrastructure, and support teams to resolve complex issues.
• Ensure messaging systems meet security, compliance, availability, and performance requirements.
• Participate in on-call rotations and provide timely support for critical production issues.
• Identify opportunities to improve monitoring, alerting, reliability, and overall product operations.

• Several years of experience in systems operations, production support, messaging operations, or systems development.
• Strong hands-on experience with Linux operating systems and command-line administration.
• Solid understanding of email and messaging technologies, including:
  • SMTP,
  • DNS and MX records,
  • SPF, DKIM, and DMARC,
  • TLS and certificate management,
  • SMTP authentication,
  • Mail queues and delivery status codes,
  • Email reputation and anti-spam controls,
• Experience with SMTP routing, mail relays, gateways, connectors, and mail-flow troubleshooting.
• Experience supporting Proofpoint and Cloudmark products or comparable messaging-security platforms.
• Strong troubleshooting, analytical, and problem-solving skills.
• Experience working in production environments with incident, change, and problem-management processes.

• Scripting experience using Shell, Python, or Bash.
• Experience with cloud platforms (AWS, Azure, or GCP).
• Familiarity with email security and anti-spam technologies.
• Experience in a 24x7 support environment.