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# Systems Administration Senior Specialist - Unix CritInfra

- **Company:** NTT DATA, Inc.
- **Location:** Alpharetta, GA, United States (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Unix, Computer Programming, Data as a Services, Dynamic Host Configuration Protocol, Linux, Distributed Computing Environment, Domain Name System (DNS), Perl (Programming Language), Firmware, Python (Programming Language), OpenShift, Red Hat Enterprise Linux, Ansible, Solaris (Operating System), TCP/IP, Veritas Cluster Servers, Veritas Volume Manager, System Availability, Kubernetes, Vulnerability Analysis
- **Published:** May 19, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=2dadc1854836141c

## About the Role

* 6 years of Unix/Linux Administration Enterprise Level Experience in large, distributed environment
 * Experience in Project Management, Incident & Change Management and Reporting
 * In-depth knowledge of Linux (RedHat) with good knowledge in Solaris
 * Detailed knowledge of TCP/IP and associated technologies (NFS, NIS, DNS, DHCP)
 * Detailed knowledge of Unix system monitoring and reporting
 * Detailed knowledge of Server Firmware upgrade
 * Detailed knowledge of NTP/Time Keeper, Time Synchronization technologies
 * In-Depth knowledge in vulnerability assessment and server patching
 * Programming level knowledge of Shell, Perl/Python
 * Ability to troubleshoot, resolve complex problems, with a fix it once for everywhere and automation mentality
 * Effective oral and written communication skills and interpersonal skills are essential, as well as the ability to work well in a global team environment
 * The individual should have strong organizational skills and the ability to manage multiple tasks in high pressure situations for outage handling, management, or resolution

Skills/Certification Desired

 * Knowledge of Infoblox DDI solution
 * Certification in RedHat Enterprise Linux
 * Knowledge of Veritas Cluster Server or similar high availability product
 * Knowledge in Ansible, OpenShift, Kubernetes
 * Veritas Volume Manager
 * Prior experience working in the financial services industry

## Description

* Provide SRE Support to the Firm's Critical Infrastructure (Oxygen Systems) in Follow-The-Sun model
 * Provide rotational On-call support, weekend project work
 * Proactive health & hygiene tasks to maintain operation stability and compliance for risk & control programs to ensure the production environment is not put at risk
 * Collaborate with engineering teams to test and certify new hardware & software products
 * Engage with clients to understand business demand, needs & support during outage scenarios
 * Onboard new UNIX assets for growth or large programs such as new datacenter build outs


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