Airport Systems Engineer

<h2>International Airport of Heraklion, Crete S.A. is currently looking for a:</h2><h2>Airport Systems Engineer</h2><h2>Responsibilities</h2><ul>
<li>Trace operational incidents end-to-end across source data, application, database, integration, connectivity and external dependencies.</li>
<li>Retain technical ownership of the airport service through recovery, validation and evidence-based escalation.</li>
<li>Work with REST APIs, XML / JSON, SFTP, messaging / queues and interface monitoring where required by supported airport services.</li>
<li>Use SQL Server and/or PostgreSQL and Linux troubleshooting skills to diagnose application and data-flow issues.</li>
<li>Participate in design/interface review, FAT/SAT/UAT, go-live, hypercare and transition to BAU.</li>
<li>Maintain service documentation, interface records, monitoring and runbooks.</li>
<li>Provide L2 support for assigned Airport Operational Systems and related airport integration services.</li>
<li>Participate in major incident resolution, RCA, controlled production changes and disaster-recovery / continuity exercises.</li>
<li>Participate in the light critical-production on-call model once staffing and operational readiness.</li>
<li>Work with Airport Operations, airlines, ground handlers and operational stakeholders to understand impact and validate service restoration.</li>
<li>Coordinate with ICT Infrastructure, Network and Security teams when incidents cross technical boundaries.</li>
<li>Manage technical escalation to providers and other specialist suppliers when required.</li>
</ul><h2>Requirements</h2><ul>
<li>Bachelor's degree in Computer Science, Information Technology, Engineering or a related field; a relevant Master's degree is an asset</li>
<li>Minimum 3 years of experience in production application support, systems integration, databases or Linux; airport or other 24x7 critical-infrastructure experience is an advantage</li>
<li>Strong application support and troubleshooting skills, with knowledge of SQL Server and/or PostgreSQL</li>
<li>Experience in systems integration, REST APIs, XML/JSON, SFTP and messaging technologies</li>
<li>Knowledge of airport systems (AODB, RMS, FIDS, CUPPS, CUSS, DCS) or Azure integration services is an advantage</li>
<li>Relevant certifications in Linux, databases, cloud or IT service management are desirable</li>
<li>Excellent command of English, both written and verbal</li>
</ul><h2>Competencies</h2><ul>
<li>Strong team orientation, ownership mindset, communication and problem-solving skills</li>
<li>Ability to work effectively with operational stakeholders and technical suppliers</li>
</ul>