Linux System Administrator
Linux System Administrator

Linux System Administrator

Sheffield Full-Time 28800 - 43200 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join us as a Linux System Administrator, tackling cutting-edge tech projects daily.
  • Company: Cognizant is a leader in Cloud, Infrastructure & Security Services, driving innovation and efficiency.
  • Benefits: Enjoy opportunities for remote work, career development, and a vibrant team culture.
  • Why this job: Be part of a creative, collaborative environment that values your ideas and skills.
  • Qualifications: Strong Linux skills, DevOps experience, and scripting knowledge are essential.
  • Other info: We celebrate diversity and welcome applicants from all backgrounds.

The predicted salary is between 28800 - 43200 £ per year.

This is an excellent opportunity for Linux Administration to be part of leading-edge technology projects. Cognizant’s Cloud, Infrastructure & Security Services Practice provides end-to-end solutions covering architecture, design, implementation, management, and on-going support across the entire enterprise technology infrastructure. Our services include a spectrum of management, consulting, and systems integration services to help our clients maximize value in their infrastructure resources, while optimizing infrastructure performance and cost.

Roles and Responsibilities

  • To interact regularly with application teams and other infrastructure units to ensure seamless integration and operations.
  • Understand functional and business requirements, and translate them into detailed technical specifications for implementation.
  • Proactively identify and resolve potential problems to ensure optimal customer satisfaction and system performance.
  • Participate actively in stakeholder meetings, delivery team discussions, and other relevant collaboration forums.
  • Demonstrate strong analytical and problem-solving skills to support infrastructure and application reliability.
  • Recommend and implement industry best practices in infrastructure projects, ensuring alignment with business goals and compliance standards.

Technical Skills and Requirements

  • Linux Proficiency: Strong hands-on experience with Red Hat Enterprise Linux (RHEL) Operating System and cluster environments (e.g., VCS Infoscale).
  • DevOps & Automation: Proficient in using tools such as Ansible, Jenkins, and Puppet for orchestration, configuration management, and CI/CD automation.
  • Scripting Skills: Skilled in scripting languages like Python, Shell, and Puppet for automating data management and system administration tasks.
  • Virtualization: Working knowledge of VMware, VirtualBox, or other virtualization technologies including hypervisor-level configurations.
  • Networking Knowledge: Solid understanding of networking fundamentals, especially TCP/IP protocols, port management, and firewall configurations.
  • API Development & Testing: Experience in developing REST APIs and performing integration using tools such as MuleSoft or Postman.
  • Configuration Management: Capable of developing and integrating Ansible playbooks for automated provisioning and deployment processes.

Preferred Skills

  • Relevant certifications in Linux (RHCE), DevOps, VMware, or Cloud platforms (AWS/Azure).
  • Relevant experience in infrastructure management or DevOps engineering roles.

At Cognizant you will experience an exciting mix of innovation by design, creativity, collaboration, and efficiency within a framework of stimulating objectives and a passion for delivering the best to our customers. You will be joining a network of some of the most creative, innovative, and dedicated people in the industry with ample opportunities to learn and develop your career. Our Associates are chosen for their attitude, skills, knowledge, and enthusiasm but above all, their belief that anything is possible. Cognizant is an equal opportunities employer, and we welcome all applications regardless of race, colour, gender, ethnic origin, nationality, religion or beliefs, disability, age, sexual orientation, political opinions, or trade union membership.

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Contact Detail:

Cognizant Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Linux System Administrator

✨Tip Number 1

Familiarise yourself with the specific tools and technologies mentioned in the job description, such as Red Hat Enterprise Linux, Ansible, and Jenkins. Having hands-on experience or projects that showcase your skills with these tools can set you apart from other candidates.

✨Tip Number 2

Engage with online communities or forums related to Linux administration and DevOps. Networking with professionals in the field can provide insights into the role and may even lead to referrals or recommendations for the position.

✨Tip Number 3

Prepare to discuss real-world scenarios where you've successfully resolved technical issues or improved system performance. Being able to articulate your problem-solving process will demonstrate your analytical skills and practical experience during interviews.

✨Tip Number 4

Research Cognizant's culture and values to align your responses during interviews. Showing that you understand their commitment to innovation and collaboration can help you connect with the interviewers and demonstrate your enthusiasm for the role.

We think you need these skills to ace Linux System Administrator

Linux Proficiency
Red Hat Enterprise Linux (RHEL)
Cluster Environments
DevOps Tools (Ansible, Jenkins, Puppet)
Scripting Skills (Python, Shell)
Virtualization Technologies (VMware, VirtualBox)
Networking Fundamentals (TCP/IP, Firewall Configurations)
API Development (REST APIs)
Configuration Management (Ansible Playbooks)
Problem-Solving Skills
Analytical Skills
Collaboration and Communication Skills
Attention to Detail
Relevant Certifications (RHCE, DevOps, VMware, AWS/Azure)

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your Linux proficiency, especially with Red Hat Enterprise Linux and any relevant certifications like RHCE. Include specific examples of your experience with DevOps tools such as Ansible and Jenkins.

Craft a Strong Cover Letter: In your cover letter, express your enthusiasm for the role and the company. Mention how your skills align with the responsibilities outlined in the job description, particularly your problem-solving abilities and experience in infrastructure management.

Showcase Relevant Projects: If you have worked on projects involving scripting languages like Python or Shell, or have experience with API development, be sure to include these in your application. Highlight how these experiences relate to the role you're applying for.

Proofread Your Application: Before submitting, carefully proofread your CV and cover letter for any spelling or grammatical errors. A polished application reflects your attention to detail, which is crucial for a technical role like this.

How to prepare for a job interview at Cognizant

✨Showcase Your Linux Expertise

Make sure to highlight your hands-on experience with Red Hat Enterprise Linux and any cluster environments you've worked with. Be prepared to discuss specific projects where you applied your Linux skills, as this will demonstrate your technical proficiency.

✨Demonstrate Problem-Solving Skills

Cognizant values strong analytical abilities. Prepare examples of how you've proactively identified and resolved issues in past roles. This could involve discussing a challenging situation and the steps you took to ensure optimal system performance.

✨Familiarise Yourself with DevOps Tools

Since the role involves automation and orchestration, brush up on tools like Ansible, Jenkins, and Puppet. Be ready to explain how you've used these tools in your previous work, particularly in CI/CD processes.

✨Understand Networking Fundamentals

A solid understanding of networking is crucial for this position. Review key concepts such as TCP/IP protocols and firewall configurations, and be prepared to discuss how these relate to your previous experiences in infrastructure management.

Linux System Administrator
Cognizant
C
  • Linux System Administrator

    Sheffield
    Full-Time
    28800 - 43200 £ / year (est.)

    Application deadline: 2027-07-11

  • C

    Cognizant

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