Unix Infrastructure Engineer- Linux

Talent21; Bengaluru; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

BNP Paribas in Bangalore is seeking an experienced Unix Infrastructure Engineer - Linux to provide 24x7 support for RedHat, CentOS, Ubuntu and AIX servers. The role emphasizes automation with Ansible/Puppet, Veritas Cluster, and VxVM, plus ongoing hardening, DR and incident management.

The ideal candidate has 9+ years in UNIX/Linux in finance, robust scripting skills, and strong English communication to collaborate with global teams. On-call rotation and weekend production changes are expected.

Qualifications

• 10+ years of Linux/UNIX experience in financial services
• Experience with RedHat Enterprise Linux 6.x–8.x and CentOS/Ubuntu
• Strong knowledge of UNIX kernel, networking, and performance tuning
• Proficient in scripting (Shell, Perl, Awk, Sed)
• Experience with automation and configuration management tools (Ansible, Puppet)
• Familiarity with incident, problem and change management processes
• Excellent written and verbal English communication

Responsibilities

• Provide 24x7 on-call support for UNIX infrastructure
• Monitor and maintain Red Hat Linux, CentOS, Ubuntu and AIX servers
• Design and implement automation using Ansible/Puppet
• Manage SAN/NAS, Veritas/VxVM
• Perform OS upgrades and patching
• Coordinate with vendors and application teams for incident resolution
• Contribute to DR, BC planning, and disaster recovery tests
• Document infrastructure and runbooks

Skills

Linux/UNIX

Red Hat Enterprise Linux

Shell scripting

Ansible

Veritas/OpenSVC

CI/CD pipelines

Kubernetes/OpenShift

English communication

Education

Bachelor's degree in IT/CS

Tools

Veritas Cluster

VxVM

Git

Puppet

Ansible

OpenShift/Kubernetes

Job description

Job description :

Job Title: Unix Infrastructure Engineer- Linux

Experience: 9.1-12 years

Category: IT Infrastructure

Main location: Bangalore

Responsibilities

Direct Responsibilities

• Provide 24/7/365 primary support for all RedHat Linux, Centos, Ubuntu & AIX servers.
• Proactively monitor all UNIX systems utilizing BNP Paribas standard tools.
• Designing and implementing solutions, using Git and Veritas Cluster & Volume manager
• Management of SAN and NAS at server side
• Administrating both volume managers, Veritas and LVM
• Maintaining and adapting the configuration of server software and system components lifecycle Management.
• Leverages Red Hat Ansible Automation Platform whenever and wherever possible (or other automation skills valuable like Puppet for developing and maintaining automation scripts)
• Maintaining and monitoring the infrastructure using different tools
• Tickets resolution through incidents, problems and different requests from the clients or other infrastructure teams
• Troubleshooting, co-ordination with third party suppliers and vendors as well as with the central IT department of the customer.
• Contingency planning, environment planning, configuration management and other relevant tasks related to the role. Support Disaster Recovery Test, Live-play and Business Continuity activities
• Maintaining the relevant documents/manuals describing the system and its infrastructure.
• Escalating incidents internally or to 3rd party partners when required.
• Participating, on a punctual basis, on specific projects related to your specialty.
• Liaise with application developers to gather requirements, design, and deploy standard systems, which clearly differentiate between Production, DR, Test and Development.
• Identify operational and infrastructure risks within the environment and work with the application development team and Equity business to make corrections and mitigate risks.
• Ensure that all systems are backed up according to the business requirements and notify the data owners when there are failures.
• Ensure optimal resilience of deployed systems; and meet all disaster recovery requirements specified by the business.
• Maintain top-notch technical skills and business knowledge through proactive self-learning in addition to any formal instructor-led training provided by BNP Paribas.

Contributing Responsibilities

• Degree in Information Systems
• 7+ years of experience in Linux/ UNIX environment within the financial services industry
• Expert knowledge of RedHat Enterprise 6.x, 7.x, 8.x and solid footing in Centos and Ubuntu
• Expert Knowledge of UNIX kernel and network subsystem tuning and optimization desirable.
• Good knowledge of system performance and monitoring tools such as Geneos, sar, iostat, vmstat, etc.
• Good programming skills with Perl, Awk, Sed, Shell script (Bourne, C, Korn)
• Solid understanding of TCP/IP and basic networking ability to use and understand output of tcpdump/snoop
• Administration of Unix core services and applications such as NIS, NFS, Automount, DNS, DHCP, CIFS, SendMail, Apache, NTP, PTP, Sudo, Jumpstart/Kickstart, LDAP, SSH, Puppet, Ansible
• Hands-on experience with technologies (Veritas Infoscale, Solaris Zones, Ldoms, VMWare, KVM etc.)
• Comfortable performing system upgrades, installing layered products, and analyzing and troubleshooting complex production systems.
• Hands-on experience with various hardware including Dell and HP servers.
• Good knowledge of EMC SAN storage arrays and NetAPP Network Appliances
• Should be familiar with system administration regarding relational databases (Sybase, Oracle), Middleware (WebSphere MQ), and market data distribution (Reuters RMDS) a plus.
• Ability to interface with users at all levels of the organization and good end-user support skills.
• Must be well organized, responsible, a good project manager, have good verbal and written communication skills, and able to multitask in dynamic trading environment.
• Work as a member of a team, adhere to corporate standards and change management processes, and work to improve IT standards and policies.
• Proficient in English.

Technical & Behavioral Competencies

To excel in this role, candidate must have excellent technical knowledge matched by a can do” hands-on attitude, have an eye for details, possess an inquisitive mind to question, analysis and improve existing ways of working, have excellent verbal and written communication skills in English, and always work to maximize IT Security and minimize IT Operational Risk.

• Must have At least 7+ years of technical experience in operating system (OS):
• RedHat Enterprise Linux 8.x/ 9.x
• Ubuntu 18.x / 20.x / 22.x
• In Place Upgrade experience
• Veritas & OpenSVC Cluster Skills
• Patching and Vulnerability management
• Handling Hardware Failure Cases
• Automating tasks (code, apply and troubleshoot) using Shell scripts, AnsiblePuppet for Configuration Management & Drift control
• Good to have experience with RedHat OpenShift or Kubernetes
• Good to have experience with CI/CD pipelines
• Must have Veritas and OpenSVC skillset to support daily operation and setting up for projects.
• Must have excellent written and verbal communication skills in English. Eg. Able to break down complex technical situations and communicate with non-technical managers and very technical Level 3 senior system administrators.
• As part of team rota to Support On-Call, Morning Support, and Weekend Production Changes. Candidate must be willing to do work on weekends. Also be on call or attend incident calls outside office hours at short notice.
• Candidate must have at least a bachelor’s degree in information technology, Computer Science etc.

Specific Qualifications:

• At least 10+ years of technical experience - in and RHEL, related field or equivalent experience.
• Qualified in ITIL.

Skills Referential (Required knowledge, skills and abilities)

Technical Skills:

• o Red Hat Enterprise Linux 7.x / 8.x/ 9.x
• o Ubuntu 16.x / 18.x / 20.x / 22.x
• o In Place Upgrade.
• o Veritas Cluster and VxVM Skills
• o Participating in standby 24x7 (1 week per month).

Behavioral Skills:

• o Ability to collaborate / Teamwork
• o Communication skills - oral & written
• o Client focused
• o Ability to deliver / Results driven

Education Level: Bachelor’s degree or equivalent

Location: Bangalore