Application Support Engineer II

Trimark Associates, Inc.

Application Support Engineer II managing mission-critical T1-S Vantage and True:SCADA platforms at Trimark Associates. Troubleshooting production issues and collaborating with technical teams for improvements.

Posted 7/11/2026full-timeRemote • California • 🇺🇸 United StatesMid-LevelSenior💰 $90,000 - $120,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Proficient in troubleshooting and resolving issues in production applications, with strong skills in SQL query writing and data analysis. Capable of supporting both Windows and Linux systems while effectively communicating technical findings to diverse stakeholders.

Highest-signal resume keywords

SQL ServerRESTful API TroubleshootingC#/.NET DebuggingWindows Server AdministrationAnalytical Problem-Solving

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

SQL Query WritingData AnalysisDatabase Performance TuningRelational Database FundamentalsHTMLJavaScriptApplication SupportSoftware DevelopmentIssue DiagnosisSystem Monitoring

Soft Skills

Clear CommunicationAnalytical SkillsProblem-SolvingCollaboration

Tools & Technologies

Windows SystemsLinux SystemsProduction EnvironmentsWeb Applications

Industry Keywords

Mission-Critical ApplicationsHigh-Availability EnvironmentsBiweekly Sprint CycleTechnical and Non-Technical Stakeholders

Tech Stack

Tools & technologies

JavaScriptLinux.NETSQL

About the role

Key responsibilities & impact

Troubleshoot and resolve issues in production, mission-critical applications
Write SQL queries to analyze data issues, database performance, and data integrity
Diagnose and resolve issues across REST APIs, web applications, and backend services
Partner with developers to identify root causes, implement fixes, and deploy changes
Support and monitor Windows and Linux systems and services
Work within a biweekly sprint cycle, contributing to planning and execution
Proactively identify recurring issues and implement solutions to improve system reliability and reduce support load
Communicate findings and resolutions clearly to both technical and non-technical stakeholders

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Software Engineering, a related field, and/or an equivalent combination of education and practical experience
3–5 years of professional experience in software development, application support, or a similar technical role
Experience working in production environments and handling real-world system issues
Must be legally authorized to work in the United States for any employer.
Knowledge, Skills and Abilities:
Experience with SQL Server (writing queries, data analysis and troubleshooting; performance tuning and database management are a plus)
Understanding of relational database fundamentals (transactions, indexing, ACID, DML/DDL)
Experience troubleshooting web applications and RESTful APIs
Exposure to Windows Server environments and administration
Ability to read and understand C#/.NET code for debugging and issue analysis
Working knowledge of HTML and JavaScript for troubleshooting front-end issues
Strong analytical and problem-solving skills in complex systems
Ability to support time-sensitive, high-availability environments
Clear communication skills for working across technical and non-technical teams.

Benefits

Comp & perks

Competitive salary
Exposure to data, infrastructure, APIs, and distributed systems
Clear path to move into a software engineering role