1,491 Linux Administrator jobs in India

Linux Administrator

Should have 4 +years Experience

looking for only immediate joiners

locations: Hyderabad , Pune

Mode : 5 days working days and 24/7 rotational shifts

Desired Skills

- In-depth knowledge of advanced Linux operating system concepts like kernel modules, device drivers, system calls, and low-level system programming techniques.

- Deep understanding of networking concepts such as network architecture, routing protocols, switching.

- Knowledge of modern distributed systems architectures and programming models like microservices and containers.

- Familiarity with Virtual Machine Management Systems (VMMS) like KVM, Xen, or VirtualBox.

- Advanced proficiency in troubleshooting complex networking issues and diagnosing bottlenecks affecting network performance and stability.

- Extensive experience with IPv6 networking concepts and implementation.

- Familiarity with network security protocols such as SSL/TLS, IPsec, IKEv2, or IPv4/IPv6 protocols.

Job Responsibilities

- Maintaining highly available, scalable, and secure Linux infrastructures for complex applications and services.

- Developing customized solutions to meet unique technical requirements based on project specifications and stakeholder expectations.

- Conducting assessments of current Linux systems and recommending appropriate modifications or upgrades to maximize efficiency and reduce risk exposure.

- Coordinating the migration of applications and services onto newer Linux releases or distribution versions, keeping compatibility and performance considerations in mind throughout this transitional phase.

- Creating documentation pertaining to Linux administration tasks, covering everything from general system overviews to detailed troubleshooting guides targeted at other team members and stakeholders.

- Stay up-to-date emerging technologies, innovations, and best practices applicable to Linux administration fields to ensure the organization stays ahead of competitors and adapts rapidly to evolving market needs

Job Title:Linux Admin

Linux Support L2

Location:Pune or Hyderabad

Looking for 3 to 6years of experience

Hiring Mode:C2H.

Only Immediate Joiners

Desired Skills

- In-depth knowledge of advanced Linux operating system concepts like kernel modules, device drivers, system calls, and low-level system programming techniques.

- Deep understanding of networking concepts such as network architecture, routing protocols, switching.

- Knowledge of modern distributed systems architectures and programming models like microservices and containers.

- Familiarity with Virtual Machine Management Systems (VMMS) like KVM, Xen, or VirtualBox.

- Advanced proficiency in troubleshooting complex networking issues and diagnosing bottlenecks affecting network performance and stability.

- Extensive experience with IPv6 networking concepts and implementation.

- Familiarity with network security protocols such as SSL/TLS, IPsec, IKEv2, or IPv4/IPv6 protocols.

- Proficiency in administering and securing network devices like routers, switches, and firewalls using vendor-specific tools and CLIs.

- Strong experience in managing large scale distributed systems and maintaining high availability during failures.

- Knowledge of configuring cluster environments such as Hadoop or Apache Mesos and monitoring tools like Prometheus, Grafana, or Elasticsearch.

- Familiarity with big data processing frameworks such as Apache Spark, Flink, or Storm.

- Experience developing automated testing frameworks to validate application functionality and monitor service health.

- Knowledge of serverless computing paradigms like AWS Lambda or Azure Functions.

- Ability to design and implement scalable, fault-tolerant distributed systems capable of handling massive volumes of traffic while ensuring optimal performance under varying load conditions.

- Proficiency in writing and reviewing technical documents related to system designs, configurations, and troubleshooting guides.

Job Responsibilities

- Maintaining highly available, scalable, and secure Linux infrastructures for complex applications and services.

- Developing customized solutions to meet unique technical requirements based on project specifications and stakeholder expectations.

- Conducting assessments of current Linux systems and recommending appropriate modifications or upgrades to maximize efficiency and reduce risk exposure.

- Coordinating the migration of applications and services onto newer Linux releases or distribution versions, keeping compatibility and performance considerations in mind throughout this transitional phase.

- Ensuring strict adherence to established security policies and guidelines by performing regular audits and remediating identified vulnerabilities.

- Configuring, maintaining, and troubleshooting network devices connected to Linux systems, focusing on maximizing network uptime and minimizing latency.

- Collaborating with cross-functional teams consisting of developers, architects, and operations personnel to align Linux systems with broader organizational goals and objectives.

- Participating in performance tuning exercises to identify bottlenecks and recommend improvements to maximize efficiency and minimize downtime risks.

- Investigating and resolving complex issues arising from applications or services running on Linux systems, leveraging both root cause analysis techniques and forensics methods to isolate and repair problems.

- Supervising junior Linux administrators to develop their skills and assist them in solving difficult technical problems encountered during routine activities.

- Creating documentation pertaining to Linux administration tasks, covering everything from general system overviews to detailed troubleshooting guides targeted at other team members and stakeholders.

- Stay up-to-date emerging technologies, innovations, and best practices applicable to Linux administration fields to ensure the organization stays ahead of competitors and adapts rapidly to evolving market needs

Certification(s)

RHCA, Cloud Solution Architect, RHCA, RH-OpenStack,Cloud Solution Architect

Experience: 6 to 9Years

Location: Chennai

Notice Period: Immediate to 30days

Inviting applications for the role of Consultant - Senior Linux Administrator

We are looking for an experienced Senior Linux Administrator to manage and maintain Linux-based systems and infrastructure. The ideal candidate will have extensive expertise in troubleshooting, virtualization, and automation, along with a proven track record of optimizing system performance.

Responsibilities:

• Administer and maintain Linux servers and workstations across multiple environments.

• Troubleshoot complex system and network issues efficiently.

• Manage virtualization platforms like VMware, KVM, or Hyper-V.

• Automate processes using advanced scripting (Bash, Python, Perl).

• Monitor system performance using tools like Nagios, Prometheus, or Grafana.

• Implement security measures and conduct regular audits.

• Perform system backups, recovery, and migrations.

• Collaborate with cross-functional teams to ensure seamless operations.

• Document system configurations, procedures, and troubleshooting steps.

Minimum qualifications / Skills

• Bachelor’s degree in business, computer science or “STEM” Majors (Science, Technology, Engineering and Math) or equivalent.

• Expertise in Linux distributions (e.g., Ubuntu, CentOS, Red Hat).

• Advanced knowledge of virtualization technologies.

• Strong problem-solving and analytical skills.

• Proficiency in network protocols and firewall configurations.

• Familiarity with configuration management tools like Ansible or Puppet.

Preferred qualifications / Skills

• Proven experience working in a role involving

• RHCE (Red Hat Certified Engineer) or LFCE (Linux Foundation Certified Engineer).

• Experience in Devops Tools like Jenkins, Kubernetes, VMWare would be an added advantage

Experience: 5 to 8 years

Notice period: Immediate joiners only

JD:

Extensive handson experience with Red Hat Linux

Proficiency in managing Linux services DNS NTP SSH Apache MySQLPostgreSQL etcStrong experience with cloud environments

Oracle GCP Familiarity with CICD pipelines and configuration management tools like Ansible Puppet or ChefStrong understanding of networking protocols and troubleshooting TCPIP firewalls VPNs etcProficiency in handling high availability systems load balancing and failover Certifications like Red Hat Certified Engineer RHCE Oracle Linux Certified Professional or similarPreferred Knowledge of cloud platforms Google Oracle Cloud with Linuxbased infrastructure Familiarity with DevOps tools and practicesExperience with Docker Kubernetes and container orchestration Familiarity with SAN NAS and other enterprise storage solutionsLeadership skills and the ability to manage projects Knowledge of ITIL processes and ticketing system Security & Compliance, Troubleshooting

• Experience in all Linux flavors administration, installation & monitoring
• Experience of Azure VM infra management
• Experience on Ansible Automation tool & Linux Infra centralize Patching
• Knowledge of Virtualization infra like VMware, Hyper-V or Nutanix
• Good Experience of Backup software
• Installation, Configuration, Maintenance and Administration of Ubuntu, Oracle Linux, CentOS, Rocky Linux, SUSE, Redhat Enterprise Linux
• Installation and administration of the latest RPM’s and configuring YUM repositories
• Kick-start installation of remote Linux servers.
• Administration, Configuring & Troubleshooting DHCP, DNS, NFS, NIS, FTP and Samba services in Linux
• Installation, configuration and implementation of Samba service, SENDMAIL
• Troubleshooting and Remote Administration Skills for Day–to-Day issues/tickets with various Servers on different platforms
• Knowledge of Logical Volumes, Physical Volumes using LVM
• Vendor co-ordination for support and RCA
• Analyze Performance bottlenecks and tuning kernel parameters accordingly
• Knowledge on Wintel infrastructure & physical Datacenter management

About the Job

Who we are and what do we do

India has witnessed a journey of Innovation in Digital Payments and today it leads the world with over 45% of the Global digital transaction volume. At NPST, we believe that our decade long journey has carved an opportunity for building future roadmap for the world to follow.

We are determined to contribute immensely to nation’s growth story with our vision “to provide digital technology across financial value chain” and our mission to create leadership position in digital payment space.

Founded in 2013, NPST is a leading fintech firm in India, part of the Make in India initiative and listed on BSE and National Stock Exchange. We specialize in Digital Payments operating as Technology Service Provider to Regulated entities and providing Payment Platform to Industry – empowered by payment processing engine, Financial Super app, Risk Intelligence engine and digital merchant solution.

While we drive 3% of global digital transaction volume for over 100+ clients, we aim to increase our market share by 5X in next five years through innovation and industry first initiatives.

What will you do

We are seeking for a Linux Administrator, who will be responsible for implementing and monitoring the infrastructure of our crucial client site,

Job responsibilities:

· Attend issues raised by L2 or L3 resources and system team

· Log analysis, bug identification and escalation to offshore team for resolution,

· Customer complaints analysis and response,

· Merchant support- data analysis, query resolution and reconciliation support,

· Support bank’s other requirement related to MBS, IMPS and UPI switch,

· Environment mapping,

· Integration coordination with various department and vendors,

· Solve development related issues,

· UAT support,

· Post Go-live support,

· Quick fixes required at property level,

· Production issues resolution,

· Coordination with various department for development, requirement, and sign-off.

Roles of resource may change as per the requirements. However, it will be around the systems.

What are we looking for:

· To provide response to technical issues encountered around application.

· To provide technical inputs for troubleshooting the issues to L2 team.

· To coordinate with any other support or dependency groups in bank in case the issue has any linkage,

· To provide guidance and resolve technical incidents escalated by bank,

· To co-ordinate with L2 and L3 team for technical understanding and resolution. Co-ordinate with bank team for issue resolution,

· Deployment support to DCM team,

· To Maintain track of incidents related to technical support,

· To Provide inputs for RCA and other documents.

· Entrepreneurial skills, ability to observe, innovate and own your work.

· Detail-oriented and organized with strong time management skills.

· Influencing skills and the ability to create positive working relationships with team members at all levels.

· Excellent communication and interpersonal skills.

· Collaborative approach and work with perfection as a group effort to achieve organization goal.

Education Qualification - B.Com - Other Specialization, B.Tech/B.E. - Electronics/Telecommunication, Computers, MCA - Computers, M.Tech - Computers

Experience - Total Experience: 2 to 6 years,

Industry - IT/Software/BFSI/ Banking /Fintech

Work arrangement – As per Roaster & Client Schedule.

Location – Bangalore

What do we offer:

· An organization where we strongly believe in one organization, one goal.

· A fun workplace which compels us to challenge ourselves and aim higher.

· A team that strongly believes in collaboration and celebrating success together.

· Benefits that resonate ‘We Care’.

If this opportunity excites you, we invite you to apply and contribute to our success story. If your resume is shortlisted, you will hear back from us.