Sr System Ops Developer

Kaav Inc; Charlotte (NC); On-site; USD 110,000 - 150,000; Full time

Job summary

Kaav Inc in Charlotte, NC is seeking a Senior Systems Operations Developer with strong experience in product operations, messaging infrastructure, Linux administration, and SMTP routing. You will maintain, optimize, and support business-critical messaging platforms.

The role requires automation, incident management, and cross-functional collaboration to ensure reliability, security, and operational excellence across production environments.

Qualifications

• Bachelor's degree or equivalent in CS/IT/Engineering.
• Several years of systems operations and production support experience.
• Strong Linux administration and mail technology knowledge (SMTP, SPF/DKIM/DMARC).
• Experience with Proofpoint and Cloudmark products.

Responsibilities

• Manage and support production messaging and email infrastructure.
• Monitor, incident response, and service validation in production.
• Administer Linux-based systems and services.
• Configure and troubleshoot SMTP routing, relays, and mail-flow.
• Investigate production incidents using root-cause analysis.
• Develop automation scripts to improve efficiency.
• Create runbooks, documentation, and knowledge base.
• Participate in on-call rotations and deployments.
• Collaborate with cross-functional teams to resolve issues.
• Ensure security, compliance, availability, and performance.

Skills

Messaging infrastructure

Linux administration

SMTP routing

Incident management

Automation

Troubleshooting

Education

Bachelor's degree in CS/IT/Engineering

Tools

Proofpoint

Cloudmark

Job description

Location: Charlotte, NC 3days/week onsite

Exp: 6 years+

Keywords: Messaging, Linux, SMTP Routing knowledge

Job Description

We are seeking a Senior Systems Operations Developer with strong experience in product operations, messaging infrastructure, Linux administration and SMTP routing. The ideal candidate will be responsible for maintaining, optimizing, and supporting business-critical messaging platforms while ensuring system reliability, security, and operational excellence.

This role requires a combination of systems engineering, application support, troubleshooting, automation, and cross-functional collaboration skills.

Key Responsibilities

• 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.

Required Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field; equivalent experience may be considered.
• 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
• 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.