About the group:
Cognizant’s Cloud, Infrastructure, and Security Services Practice (CIS), is all about accepting digital transformation by driving core modernization holistically across layers. We help customers transform infrastructure and workplace to meet the constantly evolving needs of the digital era. Our broad approach delivers key results for our customers by achieving cloud driven modernization and workplace and operational transformation to own the business in a secure environment.
*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*
Role Title: Linux Administrator
Location: Remote
Mandatory skills: Redhat, Linux, AIX administration
Job Summary
Infra Technology Specialist with expertise in Linux administration across RHEL SLES and OEL along with strong AIX administration experience. Role focuses on designing operating and optimizing secure enterprise infrastructure in a hybrid work model. Exposure to cards and payments domain is preferred for supporting critical transaction systems in a stable and compliant way.
Responsibilities
• Manage complex Linux environments on RHEL SLES and OEL to ensure high availability security and consistent performance for enterprise workloads.
• Administer AIX systems including user management resource tuning and patching to maintain robust and resilient compute platforms.
• Implement standard build templates system hardening guidelines and configuration baselines to support compliant infrastructure operations.
• Monitor system health using enterprise tools analyze performance trends and apply corrective actions to prevent service disruptions.
• Coordinate planned maintenance patching and firmware updates during day shifts to minimize business impact for global stakeholders.
• Troubleshoot incidents across Linux and AIX platforms by performing detailed root cause analysis and documenting permanent fixes to reduce repeat issues.
• Collaborate with application database and network teams in a hybrid work model to plan capacity optimize resource utilization and support release activities.
• Automate routine administration tasks such as user provisioning backup checks and log reviews using scripts to improve operational efficiency.
• Align infrastructure solutions with security and compliance standards relevant to cards and payments where applicable including strict access and audit practices.
• Prepare and maintain runbooks standard operating procedures and configuration records to enable consistent and transparent operations.
• Engage with stakeholders to understand infrastructure requirements propose technically sound solutions and communicate realistic implementation timelines.
• Support business continuity and disaster recovery readiness by validating backup strategies participating in recovery drills and refining recovery procedures.
• Contribute to continuous improvement by identifying optimization opportunities sharing technical knowledge and mentoring peers on Linux and AIX best practices.
Qualifications
• Demonstrate six to ten years of hands on experience in Linux administration covering RHEL SLES and OEL with strong skills in installation configuration and lifecycle management.
• Exhibit solid experience in AIX administration including LPAR management storage integration and performance tuning in enterprise environments.
• Apply working knowledge of shell scripting or similar scripting approaches to automate operational tasks and enhance reliability.
• Show familiarity with infrastructure monitoring ticketing tools and IT service management practices to manage incidents and changes effectively.
• Display understanding of security hardening patch management and access control concepts for systems that may support cards and payments processing.
• Possess exposure to the cards and payments domain such as authorization flows or settlement operations which is considered a beneficial skill.
• Operate effectively in a hybrid work model communicating clearly with distributed teams and managing priorities without supervision.
Salary and Other Compensation:
Applications will be accepted until 5/22/2026
The annual salary for this position is between $75,000- $90,000 depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
· Medical/Dental/Vision/Life Insurance
· Paid holidays plus Paid Time Off
· 401(k) plan and contributions
· Long-term/Short-term Disability
· Paid Parental Leave
· Employee Stock Purchase Plan
Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*
コグニザントのコミュニティ：
私たちは、互いを尊重し支え合う優秀な人材の集まりです。社員一人ひとりが成長し、力を発揮できるよう、エネルギッシュで協力的かつインクルーシブな職場環境を大切にしています。
- コグニザントは、世界中に30万人以上のアソシエイトを擁するグローバルコミュニティです。
- 私たちは、より良い方法を夢見るだけでなく、それを実現します。
- 人、クライアント、企業、地域社会、そして環境に対して、常に「正しいこと」を行うことで責任を果たします。
- あなたにとって最適なキャリアパスを築くことができる、革新的な環境を提供します。
私たちについて：
コグニザント（NASDAQ: CTSH）は、AI builderおよびテクノロジーサービスプロバイダとして、AI投資を企業価値へとつなげるフルスタックのAIソリューションを提供しています。業界、業務プロセス、エンジニアリングに関する深い専門性を強みに、各企業固有のコンテキストをテクノロジーシステムに組み込み、人の力を最大限に引き出すとともに、具体的な成果の創出と、急速に変化する世界におけるグローバル企業の競争力維持を支援します。詳しくは、当社ウェブサイト www.cognizant.com をご覧ください。
コグニザントは機会均等を重視する雇用主です。応募者および候補者は、人種、肌の色、性別、宗教、信条、性的指向、性自認、国籍、障がい、遺伝情報、妊娠、退役軍人の地位、または連邦、州、地方の法律で保護されているその他の特性に基づいて差別されることはありません。
免責事項：
応募者は、対面またはビデオ会議による面接への参加を求められる場合があります。また、各面接の際に、現住所または政府発行の身分証明書の提示が必要となる場合があります。