At SITA, we keep airports moving, airlines flying smoothly, and borders open. Our technology and communication innovations power the success of the global air travel industry.

You’ll find us in 95 of international airports, working closely with over 2,500 transportation and government clients. Each partnership brings unique challenges, and we thrive on delivering fresh solutions and cutting-edge tech to keep operations running like clockwork. We don’t just move the world forward—we’re proud to be recognized as a Great Place to Work® by our employees and certified in most of our growing locations. Here, we feel empowered, supported, and inspired to grow.

Are you ready to love your job?

The adventure begins right here, with you, at SITA.

Messaging Environment Leadership & Technical Ownership

• Act as technical lead for messaging services including middleware, Linux servers, SMTP, proxy services, and related infrastructure components.
• Own the stability, resilience, and performance of SITA messaging platforms in production environments.
• Lead complex changes, upgrades, and migrations impacting messaging systems.
• Provide technical governance and validate architectural and operational decisions affecting the messaging landscape.
• Mentor junior team members and provide guidance during complex troubleshooting scenarios.

Monitoring, Reliability & Proactive Improvement

• Define and enhance monitoring strategies using Dynatrace and other observability tools.
• Drive proactive identification of systemic risks, recurring patterns, and capacity concerns.
• Lead performance optimization initiatives and ensure service reliability targets are met.
• Review alerting thresholds and monitoring frameworks to reduce noise and improve detection accuracy.

Major Incident & Escalation Management

• Lead resolution of high-severity incidents (P1/P2) and act as technical escalation point.
• Coordinate cross-functional teams during critical outages.
• Ensure root cause analysis (RCA) is comprehensive and corrective/preventive actions are implemented.
• Drive continuous improvement from problem management outcomes.

Advanced Troubleshooting & Cross-Team Collaboration

• Handle complex, multi-layered messaging and infrastructure issues.
• Work closely with Engineering, Platform, Network, and Application teams to resolve deep technical challenges.
• Validate fixes before deployment to production and assess operational risks.

Operational Governance & Continuous Improvement

• Standardize operational procedures and promote best practices across the team.
• Identify automation opportunities to improve efficiency and reduce manual intervention.
• Contribute to service strategy discussions and long-term platform evolution.
• Support audit, compliance, and security reviews when required.

Must to have

• Advanced expertise in Linux (Red Hat) system administration.
• Deep hands-on experience with messaging technologies, particularly IBM MQ.
• Strong understanding of networking architecture and troubleshooting.
• Advanced diagnostics capability using Dynatrace or similar observability tools.
• Strong knowledge of SMTP and enterprise messaging flows.

Nice to have

• Experience with proxy technologies (HA Proxy, MaxScale).
• Solid understanding of databases (Oracle, MariaDB, SQL Server).
• Experience with cloud environments (AWS, Azure).
• Exposure to automation/scripting (Shell, Python, Ansible).

Soft Skills

• Strong technical leadership and decision-making capability.
• Ability to manage escalations and communicate with senior stakeholders.
• Strategic thinking with focus on service reliability and improvement.
• Mentoring and coaching abilities.
• Strong ownership mindset and accountability.

Experience

• 5–8+ years of hands-on experience in system, middleware, or service operations roles.
• Proven experience handling critical incidents and leading technical investigations.

Education

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Relevant certifications (RHCE, IBM MQ Advanced, ITIL, Cloud certifications) strongly preferred.

Were all about diversity. We operate in 200 countries and speak 60 different languages and cultures. Were really proud of our inclusive environment. Our offices are comfortable and fun places to work, and we make sure you get to work from home too. Find out what its like to join our team and take a step closer to your best life ever.

🏡 Flex Week: Work from home up to 2 days/week (depending on your teams needs)

⏰ Flex Day: Make your workday suit your life and plans.

🌎 Flex-Location: Take up to 30 days a year to work from any location in the world.

🌿 Employee Wellbeing: We have got you covered with our Employee Assistance Program (EAP), for you and your dependents 24/7, 365 days/year. We also offer Champion Health - a personalized platform that supports a range of wellbeing needs.

🚀 Professional Development: Level up your skills with our training platforms, including LinkedIn Learning!

🙌 Competitive Benefits: Competitive benefits that make sense with both your local spanet and employment status.

SITA is an Equal Opportunity Employer. We value a diverse workforce. In support of our Employment Equity Program, we encourage women, aboriginal people, members of visible minorities, and/or persons with disabilities to apply and self-identify in the application process.