Application Support Engineer Jobs
Application Support Engineer jobs are open across fintech, healthcare IT, enterprise software, and managed services, at every level from junior to senior and lead, with specializations in ERP support, cloud infrastructure, and ITSM platforms. Find a role that fits from the openings below and apply directly.
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Showing 5 of 327+ Application Support Engineer jobs
AS400 Synon Application support Engineer
100% Remote
Full-Time Permanent
Must Have Technical/Functional Skills
- Strong hands-on experience in:
- COBOL, RPG (RPG III / RPG IV), CLLE
- DB2/400 (DB2400)
- SQL Programming
- SYNON / CA 2E
- Query/400
- Deep knowledge of AS400 (IBM iSeries) architecture and environment
- Experience in application maintenance and production support
- Strong understanding of:
- Job scheduling, batch processing, job queues
- Spool files, debugging, system logs
- Experience with Change Management tools (preferred: ALDON)
- Good knowledge of FTP processes and protocols for file transfer
- Strong debugging and performance tuning capabilities in legacy systems
Preferred Skills
- Experience working in RxClaim / PBM (Pharmacy Benefit Management) domain
- Familiarity with healthcare systems and claims processing
- Exposure to incident/problem management tools (ServiceNow, Remedy, etc.)
- Knowledge of modernization approaches (Mainframe/AS400 to Cloud) is a plus
Roles & Responsibilities
- AS400 Synon with Production Support experience
- Provide L2/L3 production support for AS400-based applications
- Perform incident analysis, root cause identification, and resolution
- Work on bug fixes, minor enhancements, and code deployments
- Monitor batch jobs, interfaces, and system performance
- Support data corrections and production issue troubleshooting
- Collaborate with cross-functional teams (business, QA, DevOps)
- Ensure adherence to change management and release processes
- Handle on-call support and critical production issues
- Maintain documentation, knowledge base, and support runbooks
- Participate in continuous improvement and system stability initiatives
AS400 Synon Application support Engineer
100% Remote
Full-Time Permanent
Must Have Technical/Functional Skills
- Strong hands-on experience in:
- COBOL, RPG (RPG III / RPG IV), CLLE
- DB2/400 (DB2400)
- SQL Programming
- SYNON / CA 2E
- Query/400
- Deep knowledge of AS400 (IBM iSeries) architecture and environment
- Experience in application maintenance and production support
- Strong understanding of:
- Job scheduling, batch processing, job queues
- Spool files, debugging, system logs
- Experience with Change Management tools (preferred: ALDON)
- Good knowledge of FTP processes and protocols for file transfer
- Strong debugging and performance tuning capabilities in legacy systems
Preferred Skills
- Experience working in RxClaim / PBM (Pharmacy Benefit Management) domain
- Familiarity with healthcare systems and claims processing
- Exposure to incident/problem management tools (ServiceNow, Remedy, etc.)
- Knowledge of modernization approaches (Mainframe/AS400 to Cloud) is a plus
Roles & Responsibilities
- AS400 Synon with Production Support experience
- Provide L2/L3 production support for AS400-based applications
- Perform incident analysis, root cause identification, and resolution
- Work on bug fixes, minor enhancements, and code deployments
- Monitor batch jobs, interfaces, and system performance
- Support data corrections and production issue troubleshooting
- Collaborate with cross-functional teams (business, QA, DevOps)
- Ensure adherence to change management and release processes
- Handle on-call support and critical production issues
- Maintain documentation, knowledge base, and support runbooks
- Participate in continuous improvement and system stability initiatives
See All 327+ Application Support Engineer Jobs
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Find JobsApplication Support Engineer Job Market
A snapshot from current openings nationwide, updated as new roles post.
Who's Hiring
- Kirkland & Ellis11
- Henkel7
- Ryder System6
- State Street6
- AMETEK5
Top Industries Hiring
- Manufacturing76
- Electronics & Hardware65
- Technology & Software58
- Consulting & Professional Services19
- Energy13
What Employers Look For
The qualifications that appear most often in application support engineer jobs.
- Hands-on experience with at least one ITSM platform such as ServiceNow or Jira
- Proficiency in SQL for querying databases and diagnosing application data issues
- Ability to read and interpret application logs, error traces, and API responses
- Bachelor's degree in computer science, information systems, or a related field
- Familiarity with ITIL incident management processes and escalation procedures
- Experience supporting enterprise applications in cloud environments such as AWS or Azure
Tips for Your Application Support Engineer Job Search
Tailor your resume to ticketing tools
Hiring managers scan for specific platforms first. List every ITSM tool you've used, such as ServiceNow, Jira, or Zendesk, and name the environment it supported. Generic 'troubleshooting experience' gets skipped in favor of exact tool names.
Document your incident resolution metrics
Application support roles live on measurable outcomes. Quantify the number of tickets you resolved per sprint, your average resolution time, or how your escalation process reduced repeat incidents. Concrete numbers outperform vague descriptions of responsibilities.
Filter openings by tech stack, not just title
Many postings use overlapping titles like 'application analyst' or 'systems support engineer.' Search by the specific stack you support, such as Oracle EBS, Salesforce, or Azure, so you catch relevant roles that use a different title.
Apply early to roles that fit
Migrate Mate lists application support engineer openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Prepare for scenario-based technical screens
Interviewers commonly present a broken workflow or failed API call and ask how you diagnose it. Practice walking through a structured triage process out loud, from log review to stakeholder communication, so your method is clear under pressure.
Negotiate on-call scope before accepting an offer
Application support roles often carry on-call rotations that vary widely by team. Ask how many engineers share the rotation, how incidents are prioritized after hours, and whether compensatory time is offered, before committing to an offer.
Application Support Engineer Jobs: Frequently Asked Questions
Which companies are hiring the most application support engineers?
The companies hiring the most application support engineers right now include Kirkland & Ellis, Henkel, and Ryder System, with the largest share of openings in California, Texas, and Massachusetts, based on current listings on Migrate Mate as of June 2026. Demand is consistently strong at large healthcare systems, financial services firms, and enterprise software vendors.
How many application support engineer jobs are remote?
About 26% of application support engineer openings are fully remote or hybrid as of June 2026, reflecting steady demand for distributed support coverage across time zones. Roles focused on cloud-hosted SaaS platforms and internal enterprise applications tend to be the most remote-friendly, while positions requiring hands-on server or hardware access are more likely to require an on-site presence.
How do you become an application support engineer?
Start by building a foundation in networking, operating systems, and at least one scripting language such as Python or PowerShell. Gain SQL skills so you can query databases directly when diagnosing issues. Entry-level help desk or IT support roles are the most common starting point. From there, specialize in a widely used enterprise platform, pursue an ITIL Foundation certification, and document every resolved incident you can point to in interviews.
Can you get an application support engineer job with little experience?
Yes, many teams hire candidates from help desk or junior IT analyst roles if they can demonstrate solid troubleshooting logic and platform familiarity. Building hands-on experience with a widely used application, such as a CRM or ERP system, through personal projects or volunteer work strengthens your candidacy. Certifications in ITIL or a specific platform like Salesforce or ServiceNow can substitute for years of direct experience in some hiring processes.
What does the application support engineer interview process look like?
Most processes run two to four rounds. The first is typically a recruiter screen covering your background and tool experience. A hiring manager interview follows, focused on how you handle escalations and communicate with non-technical stakeholders. Many teams include a technical round where you walk through a mock incident scenario or answer SQL and log-reading questions. Final rounds often involve a panel with team members you'd support day-to-day.
Where can I find and apply to application support engineer jobs?
You can find and apply to application support engineer jobs on Migrate Mate, which lists current openings from across the United States. Search for roles that match your stack and experience level, then apply directly to each listing. There's no separate signup step required to apply.
See All 327+ Application Support Engineer Jobs
Jump back to the full list of openings and apply to any application support engineer role that fits.
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