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Senior Application Support Engineer Jobs in Lexington, SC

Flex Ltd.

Production Support Engineer

Columbia, SC · On-site

$38.75 - $50.75/hr

The Production Support Engineer will provide hands-on engineering support for production and design ... Tuition Reimbursement Application Deadline: Applications for this job position will be accepted for ...

Flex

Production Support Engineer

Columbia, SC · On-site

$38.75 - $50.75/hr

The Production Support Engineer will provide hands-on engineering support for production and design ... Tuition Reimbursement Application Deadline: Applications for this job position will be accepted for ...

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All JobsApplication Support Engineer JobsSenior Application Support Engineer JobsSenior Application Support Engineer Jobs in Lexington, SC

Senior Application Support Engineer information

See Lexington, SC salary details

$59.5K

$110.4K

$156.6K

How much do senior application support engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior application support engineer in Lexington, SC is $110,417.00, according to ZipRecruiter salary data. Most workers in this role earn between $92,400.00 and $123,700.00 per year, depending on experience, location, and employer.

How does a senior application support engineer typically collaborate with development and infrastructure teams to resolve complex technical issues?

As a Senior Application Support Engineer, you will frequently act as a bridge between the development and infrastructure teams when addressing complex technical issues. This involves troubleshooting application incidents, gathering detailed logs, and clearly communicating findings to developers for code-related fixes or to infrastructure teams for environment-related problems. You may participate in regular meetings, joint problem-solving sessions, and post-incident reviews to ensure seamless knowledge transfer and continuous improvement. Effective collaboration and clear communication are essential for minimizing downtime and delivering robust solutions.

What does a senior application support engineer do?

A Senior Application Support Engineer is responsible for maintaining and troubleshooting complex software applications to ensure their optimal performance and availability. They act as a technical expert, diagnosing and resolving incidents, managing escalations, and collaborating with development teams to address root causes of issues. Additionally, they may provide guidance to junior team members, implement process improvements, and communicate with stakeholders about system health and updates. Their role is crucial in minimizing downtime and ensuring a smooth user experience.

What are the key skills and qualifications needed to thrive as a senior application support engineer?

To thrive as a Senior Application Support Engineer, you need strong problem-solving abilities, deep knowledge of software applications, and experience with programming or scripting languages, usually supported by a degree in computer science or a related field. Familiarity with ticketing systems, monitoring tools, databases, and certifications like ITIL or Microsoft Certified: Azure Administrator are commonly required. Excellent communication, patience, and a customer-focused mindset help you stand out when resolving complex technical issues and collaborating with cross-functional teams. These skills ensure efficient resolution of incidents, high system reliability, and superior service delivery for end users.

What is the difference between Senior Application Support Engineer vs Application Support Engineer?

AspectSenior Application Support EngineerApplication Support Engineer
Required CredentialsBachelor's degree, certifications like ITIL, relevant experienceBachelor's degree, entry-level certifications often sufficient
Work EnvironmentCorporate IT teams, tech companies, financial institutionsSupport centers, IT departments, software vendors
Employer & Industry UsageUsed across industries requiring complex application supportCommon in software, tech, and enterprise environments
Search & Comparison IntentUnderstanding senior roles, career progressionEntry-level support roles, skill development

The Senior Application Support Engineer typically has more experience, advanced certifications, and handles complex issues, often mentoring junior staff. Application Support Engineers focus on day-to-day support tasks, troubleshooting, and maintaining applications. The senior role involves leadership and strategic responsibilities, while the entry-level role emphasizes technical support and learning.

What are popular job titles related to Senior Application Support Engineer jobs in Lexington, SC? For Senior Application Support Engineer jobs in Lexington, SC, the most frequently searched job titles are:
What cities near Lexington, SC are hiring for Senior Application Support Engineer jobs? Cities near Lexington, SC with the most Senior Application Support Engineer job openings:
Senior Application Support Engineer jobs near you
Infographic showing various Senior Application Support Engineer job openings in Lexington, SC as of August 2026, with employment types broken down into 1% As Needed, 71% Full Time, 23% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $110,417 per year, or $53.1 per hour.

Sr Application Developer

SUNSHINE ENTERPRISE USA LLC

Columbia, SC • On-site

$78K - $107K/yr

Contractor

Re-posted 22 days ago

Job description


Sr Application Developer
Location: Remote
Interview Process: 1 round, virtual
Duration: 12+ Months
Employment Type: Contract (C2C / W2)
Experience Required: 12+ Years
Work Requirement: No SC residency required. Candidate must reside in lower 48 states (Continental US) and comfortable working EST time zone hours.
Project Scope:
We are seeking an experienced Senior Application Developer to support the maintenance, enhancement, and operational stability of enterprise case management and juror management systems built on a CA Plex (model-driven) platform.
This role is critical in ensuring business continuity for mission-critical systems, while supporting integrations, improving data quality, and maintaining performance as part of ongoing modernization efforts.
Key Responsibilities:
Application Maintenance & Support
  • Maintain andsupport CA Plex-based applications across multiple environments
  • Troubleshootproduction issues, defects, and data anomalies
  • Perform rootcause analysis and implement long-term fixes
  • Providesupport for critical system issues as needed

Enhancements & Business Logic Updates
  • Design andimplement enhancements within the CA Plex model
  • Modify:
    • Businessrules
    • Screensand workflows
    • Batchprocesses and reports
  • Ensureupdates align with business and regulatory requirements

CA Plex Development
  • Work withinthe CA Plex development environment to update objects and functions
  • Regenerateand deploy application components
  • Maintainintegrity of model-driven architecture

Database & Data Management
  • Develop andoptimize SQL Server (T-SQL) queries and stored procedures
  • Perform datacorrections and data integrity checks
  • Tuneperformance for large-scale datasets

System Integration Support
  • Maintainintegrations with internal and external systems
  • Supporttransition from legacy interfaces to API-based integrations
  • Ensure dataconsistency across systems

Reporting & Data Support
  • Developqueries and data extracts for reporting
  • Support datafeeds into data warehouse environments
  • Collaboratewith analytics teams to ensure data accuracy

Collaboration & Documentation
  • Work withbusiness users and technical teams to deliver solutions
  • Documentsystem changes, business rules, and technical processes
  • Supportknowledge transfer to internal teams

Required Skills & Experience:
• 12+ years of application development experience
• 7+ years of experience with CA Plex or similar 4GL/model-driven environments
• 7+ years of experience with SQL Server / T-SQL
• 7+ years of experience maintaining legacy or enterprise systems
• Strong debugging, troubleshooting, and problem-solving skills
Preferred Skills:
• Experience with data warehouse architecture (star/snowflake schema)
• Knowledge of Power BI backend optimization
• Familiarity with .NET data access patterns
• Experience with Always On Availability Groups
• Exposure to Azure DevOps
• Familiarity with security tools (e.g., WAF solutions)
• Experience working with large-scale legacy data environments
Education:
Bachelor's Degree in Computer Science, Information Systems, or equivalent experience

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