Performance Optimization Engineer

2 weeks ago


Mason City, Iowa, United States HCL Global Systems Full time
Position Overview:

The Performance Engineer/Analyst role at HCL Global Systems focuses on enhancing system efficiency and application performance through a variety of technical skills and methodologies.

Key Responsibilities:

1. Programming Skills:
  • Proficient in Java/J2EE/C++ with the ability to read, analyze, and debug code effectively.
2. Application Development:
  • Experience with Application Programming Interfaces (APIs).
  • Familiarity with Service Oriented Architecture (SOA), including SOAP and REST implementations.
3. Operating Systems Expertise:
  • Strong command of Unix Systems (AIX, LINUX, HPUX, etc.), with the ability to diagnose operating system-level issues using appropriate commands.
4. Server Technology:
  • Knowledge of Application Server Technology, including setup, configuration, optimization, and tuning (e.g., WebSphere Application Server, JBOSS, Apache Tomcat).
  • Experience with Web Server Technology (e.g., IBM Client, Health Care Company, Apache).
5. Database Management:
  • Expertise in Relational Databases (MSSQL, DB2, Oracle), focusing on performance analysis and optimization of databases and queries.
  • Proficient in SQL, with the ability to write ad-hoc queries for data retrieval and other database tasks related to performance engineering.
6. Containerization Knowledge:
  • Understanding of Containerization Concepts & Technologies (e.g., Docker, RedHat OpenShift, Kubernetes).
7. Network Infrastructure:
  • Experience with DataPower Appliances/IDG and network infrastructure, including caching appliances.
8. Tools Proficiency:
  • Familiarity with CA Introscope/Wily, SPLUNK, Client Performance Center/Load Runner, and various O/S level tools (NMON, IOSTAT, VMSTAT, NETSTAT, TOP).
  • Experience with the Atlassian Suite of Agile Tools (Jira, BitBucket, Bamboo).
  • Knowledge of Oracle Enterprise Manager (OEM), AWR Report Analysis, and IBM Heap/Thread Dump Analyzers.
  • Proficient in using Fiddler/Wireshark for network analysis.


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