Senior Application Support Engineer

Robert Bernardino

23 years keeping business-critical banking and trading applications available, auditable and fast — 24/7 production support, major incident leadership and lasting root-cause fixes.

23 yrs XP
In application support
90%
Reduction in repeat incidents
>99%
Service availability sustained
5–8
Engineers led as deputy manager
Local conditions

Checking your local weather…

Availability

Clayton South, VIC, Australia

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About

Two decades on the production front line

Dynamic executive and Senior Application Support Engineer with 23 years of experience overseeing end-to-end delivery and operational accountability for critical application services in 24/7 environments. Led initiatives that reduced repeat incidents by 90% and maintained service availability above 99%, across asset servicing, FX and money-market trading, payments and settlement platforms.

  • Major incident command with executive-level communications
  • Root cause analysis across app, data, cloud and infrastructure
  • 24/7 and after-hours production coverage
  • Runbooks, DR procedures and audit-ready documentation
  • Regulatory compliance: CPS230, CPS234, ASAE 3150

Experience

Career history

  1. Senior Systems Solutions Officer

    Jun 2026 — Aug 2026

    Social Services Regulator (Contract via Hays) · Melbourne, Australia

    • Provided systems analysis and operational planning during a critical transition period.
    • Assessed legacy systems and proposed solutions for vulnerabilities across network configurations, access pathways and operational workflows.
    • Partnered with cross-functional teams and the vendor to define timelines, clarify requirements, assess implementation readiness and build operational workflows for the new regulatory system.
    • Facilitated technical onboarding and operational support for internal users of core systems.
  2. Senior Application Support Engineer

    Feb 2018 — Dec 2025

    NAB Asset Servicing Technology · Melbourne, Australia

    • Owned end-to-end delivery and operational accountability for business-critical application services across 24×7 front-office production environments, ensuring high availability, performance and SLA compliance.
    • Led a team of 5–8 support engineers and deputised for the Team Manager — strategic guidance, stakeholder engagement, vendor management and capability uplift.
    • Led major incident responses end-to-end with executive-level communications, root cause analysis and post-incident reviews, achieving a 90% reduction in repeat incidents and sustained >99% availability.
    • Managed enterprise applications on IIS, Apache, WebSphere DataStage, Windows, UNIX and Linux, with SQL Server and Oracle databases, API integrations, SFTP workflows and legacy client–server systems; investigated using SQL, deep log analysis, AppDynamics, CloudWatch and BMC Patrol.
    • Navigated Azure and AWS portals to validate configurations, troubleshoot cloud-hosted services and lead legacy application migrations to cloud platforms.
    • Ensured compliance with CPS230, CPS234, ASAE 3150 and internal security and audit requirements; designed and maintained disaster recovery procedures.
    • Strengthened resilience with pre-emptive monitoring via ServiceNow and xMatters, monitoring scripts in PowerShell, DOS Batch, Python and Bash, automation initiatives and mentoring of junior engineers.
    • Transformed undocumented SME knowledge into runbooks, recovery procedures, escalation pathways and onboarding guides used during incidents and peak periods.
  3. Senior Application Support Engineer

    Mar 2010 — Feb 2018

    NAB Banking Products, FX & Distribution Technology · Melbourne, Australia

    • Delivered front-office L2/L3 production support for FX and money-market trading systems including Reuters FX OMS, Reuters EFX and Deal Tracker Suite; senior escalation point with 24/7 coverage across critical trading and risk environments.
    • Worked across MQ, XML, JSON, FIX and TOF messaging protocols with deep data-flow analysis during high-severity incidents.
    • Converted SME knowledge into runbooks, recovery guides and escalation paths, cutting resolution times during critical trading periods by 30%.
    • Executed global upgrades and end-to-end implementation of FX/MM dealing and risk management systems with change-readiness validation and recovery testing.
    • Coordinated escalations across development, infrastructure, stakeholders and vendors in an environment handling 150+ monthly tickets.
    • Implemented automation and monitoring enhancements that improved response times by 50%.
    • Mentored junior engineers and onboarded new team members within a high-pressure trading floor environment.
  4. Senior Application Support Engineer

    Feb 2007 — Mar 2010

    NAB FX/MM Back Office Operation Technology · Melbourne, Australia

    • Provided 24×7 advanced production support for mission-critical financial applications including CLS, Payplus, SWIFT and RBA systems.
    • Improved service resilience by 50% with monitoring scripts in PowerShell, VBS, Bash and DOS Batch plus pre-emptive health checks and alert triage via BMC Remedy/Patrol.
    • Delivered end-to-end incident management and rigorous root cause analysis aligned with ITIL practices.
    • Reduced failover downtime from 1 hour to 20 minutes through disaster recovery planning and test execution.
    • Drove automation of repetitive operational workflows, accelerating issue resolution times by 80%.
    • Partnered with front-, middle- and back-office stakeholders across trading, settlement and risk management.
  5. Application Support Specialist

    Mar 2003 — Feb 2007

    NAB Wholesale Banking Division · Melbourne, Australia

    • Provided 24×7 advanced production support across front-office trading, middle-office reconciliation/reporting and back-office applications.
    • Senior escalation point for high-impact incidents; led RCA and data-flow investigations that reduced repetitive incidents by 80%.
    • Engineered custom scripts in Bash, DOS Batch, VBA and VBS for enterprise monitoring tools, reducing production outages by 50%.
    • Automated repetitive workflows, including screen scraping to AS400 terminals, for a 50%+ reduction in operational effort.
    • Led disaster recovery planning and test execution, and maintained strict change-management and audit compliance.

Skills

Toolkit

Application & Systems Support

  • L2/L3 production support
  • High-availability systems
  • Incident resolution
  • Root cause analysis
  • System monitoring
  • Automation

Financial Systems & Protocols

  • Asset servicing
  • FX & money market trading
  • Risk management systems
  • Payments & settlements
  • CLS, Payplus, SWIFT
  • FIX, MQ, XML/JSON, TOF

Platforms & Technologies

  • UNIX / Linux
  • Windows Server
  • IIS, Apache, WebSphere
  • SQL Server, Oracle
  • SFTP & API integrations
  • SQL Developer

Cloud & Middleware

  • Azure Portal
  • AWS Portal
  • Cloud support
  • Application migration
  • Middleware

Enterprise Tools & Monitoring

  • ServiceNow
  • xMatters
  • AppDynamics
  • CloudWatch
  • BMC Patrol / Remedy

Scripting & Automation

  • PowerShell
  • Python
  • Bash
  • DOS Batch
  • VBS / VBA

Resume

Practice, process and education

ITIL & Change Management

ITIL practices, problem management, change management, compliance with CPS230, CPS234 and ASAE 3150.

Agile & Project Delivery

Agile methodologies, Scrum, backlog refinement, working with QA and business analysts.

Disaster Recovery & Continuity

DR planning, execution and documentation for business continuity.

Leadership & Collaboration

Leading support teams, mentoring junior analysts, stakeholder management with traders and risk teams, documentation and knowledge sharing.

Education

  • Bachelor of Science, Major in Computer Science — AMA Computer College, Philippines (1993) · Exemplary Thesis Awardee
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Contact

Let's talk

Seeking for a Senior Application Support Engineer role to enhance operational excellence and service resilience through strategic guidance and advanced process management. Open to senior application support, production support and service reliability roles in Melbourne or remote.

robert.f.bernardino@gmail.com

Clayton South, VIC, Australia

0405 507 634

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