Demo

Application Support Engineer

Harvey Nash
Fallon, MO Contractor
POSTED ON 8/1/2026
AVAILABLE BEFORE 8/30/2026

Summary:

We are seeking an Application Support Engineer (Service Management Engineer I) for a leading global payments technology organization. This role is ideal for professionals with experience in Application Support, Production Support, or IT Operations who enjoy troubleshooting production issues, performing SQL-based data validation, analyzing application logs, and ensuring the reliability of enterprise applications.


Here are some of the specific details:

Job Title: Application Support Engineer (Service Management Engineer I)

Job Location: O'Fallon, MO (Hybrid)

Pay Rate: $48/hr W2


Top Skills

  • 1–4 years of experience in Application Support, Production Support, IT Operations, or Technical Support.
  • Basic SQL skills (SELECT, WHERE, JOIN, GROUP BY, ORDER BY) for data validation and troubleshooting.
  • Experience troubleshooting production or enterprise application issues.
  • Experience with Splunk or similar log analysis and monitoring tools.
  • Working knowledge of Linux/Unix commands.
  • Strong analytical, communication, and problem-solving skills.


Primary Responsibilities

  • Provide L1/L2 support for enterprise applications in a production environment.
  • Investigate and resolve production incidents using SQL, application logs, and monitoring tools.
  • Perform SQL-based data validation to troubleshoot application and transaction issues.
  • Analyze logs using Splunk or similar tools to identify root causes and support incident resolution.
  • Monitor application performance and ensure SLA compliance.
  • Support incident, problem, change, and release management activities.
  • Collaborate with Development, Infrastructure, and Business teams to resolve production issues.
  • Create and maintain operational documentation, runbooks, and knowledge articles.
  • Participate in production deployments, maintenance activities, and post-release validation.


About Us

Harvey Nash is a national, full-service talent management firm specializing in technology positions. Our company was founded with a mission to serve as the talent partner of choice for the information technology industry.


Our company vision has led us to incredible growth and success in a relatively short period of time and continues to guide us today. We are committed to operating with the highest possible standards of honesty, integrity, and a passionate commitment to our clients, consultants, and employees.


We are part of Nash Squared Group, a global professional services organization with over forty offices worldwide.

Salary : $48

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