> Markdown version of [/jobs/ext/3465701-senior-technical-specialist](https://www.wearedevelopers.com/jobs/ext/3465701-senior-technical-specialist). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Technical Specialist - **Company:** HCL America Inc. - **Location:** New York, NY, United States - **Experience:** Expert - **Salary:** $114,000.0 - **Contract:** Permanent contract - **Skills:** C (Programming Language), Macintosh Application Environment, Business Logic, AWK (Programming Language), Batch Processing, Big Data, Code Review, Computer Programming, Databases, Cron, Data Validation, Data Integration, Extract Transform Load (ETL), Software Debugging, Linux, File Systems, Job Scheduling, Korn Shell, Microsoft SQL Server, Performance Tuning, Systems Development Life Cycle, Shell Script, SQL Databases, Systems Integration, Data Logging, Sed (Programming Language), Data Processing, Backend, Git, Cshell, Grep, Software Version Control - **Published:** September 17, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=40bc160d2d44d94b ## About the Role 8+ years of experience in Linux/Unix development and support. Strong expertise in Shell Scripting (C-Shell/csh and Korn Shell/ksh). Strong programming experience in C language on Linux/Unix platforms. Experience developing and supporting batch processing and file-processing workflows. Proficiency in Linux tools and utilities (gcc, gdb, make, sed, awk, grep). Experience troubleshooting, debugging, and performance tuning of shell scripts and C applications. Knowledge of Cron/job scheduling and enterprise automation frameworks. Experience with Git/version control and SDLC processes. Hands-on experience with SQL Server connectivity, SQL execution, and data validation. ## Description Seeking an experienced Shell Script and C Developer with strong expertise in C-Shell (csh), Korn Shell (ksh), and C programming to support the migration and modernization of a large-scale financial application environment. The role involves refactoring and enhancing existing Linux-based batch processing scripts and C applications, integrating with SQL Server databases, supporting file-processing workflows, and ensuring the reliable operation of enterprise data pipelines. The environment includes Linux scripts, C-based utilities, enterprise batch jobs, Informatica integrations, and large-scale data processing workflows., Analyze, port, and refactor existing C-Shell (csh), Korn Shell (ksh), and C programs as part of the SQL Server migration initiative. Modify Linux batch processing scripts and C-based applications to connect and interact with SQL Server databases. Develop and enhance automation solutions for data loading, extraction, validation, reconciliation, and batch processing activities. Analyze, maintain, and modernize legacy C applications supporting backend business logic, file processing, and operational workflows. Support execution, monitoring, and troubleshooting of batch jobs, file-processing workflows, and production support activities. Create shell scripts to execute, schedule, and manage Informatica workflows and related data processing jobs. Develop and maintain C modules and utilities that integrate with shell scripts, databases, and enterprise processing frameworks. Work closely with database, ETL, infrastructure, and application teams to support migration, integration, and modernization initiatives. Perform code reviews, debugging, performance tuning, and root cause analysis for shell scripts and C applications. Participate in SIT, UAT, deployment, and production rollout activities by resolving script- and application-related defects. Maintain technical documentation for scripts, C programs, scheduling processes, operational procedures, and support runbooks. Ensure adherence to enterprise standards for automation, logging, error handling, monitoring, security, and operational support. 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