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Unix System Programmer

Job in Alpharetta, Fulton County, Georgia, 30239, USA
Listing for: Tata Consultancy Services
Full Time position
Listed on 2026-08-22
Job specializations:
  • IT/Tech
    Unix/Linux, Cybersecurity, Network Security, Systems Administrator
Salary/Wage Range or Industry Benchmark: 120000 - 130000 USD Yearly USD 120000.00 130000.00 YEAR
Job Description & How to Apply Below

Job Description

  • Strong knowledge of Unix/Linux operating systems and system internals.
  • Proficiency in C programming with hands-on experience in system and network programming.
  • Strong experience with Perl scripting for automation and system administration tasks.
  • Good understanding of TCP/IP networking, sockets, and inter-process communication.
  • Knowledge of security concepts, secure coding standards, and defensive programming techniques.
  • Experience with Kerberos authentication and related security frameworks.
  • Familiarity with debugging, performance tuning, and system diagnostics tools.
  • Strong problem-solving and analytical skills.
Must Have Technical/Functional Skills
  • Strong knowledge of Unix/Linux operating systems and system internals.
  • Proficiency in C programming with hands-on experience in system and network programming.
  • Strong experience with Perl scripting for automation and system administration tasks.
  • Good understanding of TCP/IP networking, sockets, and inter-process communication.
  • Knowledge of security concepts, secure coding standards, and defensive programming techniques.
  • Experience with Kerberos authentication and related security frameworks.
  • Familiarity with debugging, performance tuning, and system diagnostics tools.
  • Strong problem-solving and analytical skills.
Roles & Responsibilities

We are seeking a highly skilled Unix/Linux System Programmer with strong expertise in C programming, Perl scripting, and Unix/Linux system and network programming. The ideal candidate will be responsible for developing, enhancing, and supporting low-level system applications, network services, and security-focused solutions in a complex enterprise environment.

Key Responsibilities
  • Develop, maintain, and optimize system-level applications on Unix/Linux platforms using

    C.
  • Design and implement network programming solutions utilizing sockets, IPC, and other communication protocols.
  • Create and maintain automation scripts and system utilities using Perl.
  • Analyze and troubleshoot operating system, application, and network-related issues.
  • Implement secure coding practices and promote defensive programming methodologies.
  • Support authentication and authorization mechanisms, including Kerberos integration.
  • Monitor system performance and recommend tuning and optimization improvements.
  • Collaborate with infrastructure, security, and application teams to ensure platform stability and security.
  • Participate in code reviews, testing, and deployment activities.
  • Experience with shell scripting (Bash/Korn Shell).
  • Exposure to multi-threaded and concurrent programming.
  • Knowledge of Linux security controls and identity management solutions.
  • Experience in enterprise, banking, or financial services environments.
  • Familiarity with source control tools such as Git.
TCS Employee Benefits Summary
  • Discretionary Annual Incentive.
  • Comprehensive Medical Coverage:
    Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
  • Family Support:
    Maternal & Parental Leaves.
  • Insurance Options:
    Auto & Home Insurance, Identity Theft Protection.
  • Convenience & Professional Growth:
    Commuter Benefits & Certification & Training Reimbursement.
  • Time Off:
    Vacation, Time Off, Sick Leave & Holidays.
  • Legal & Financial Assistance:
    Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.

Salary Range: $120,000 - $130,000 a year

Qualifications:

BACHELOR OF COMPUTER SCIENCE

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