senior system administrator linux

The Infrastructure & Platforms Engineer will be responsible for administering, automating, and supporting enterprise Linux and infrastructure environments, with a primary focus on RHEL, Red Hat Satellite, and Ansible Automation. The role will ensure the availability, security, performance, patching, and lifecycle management of Linux platforms across...

Job Summary Administration and support of AIX / Linux operating systems. Configure, monitor, and maintain enterprise SAN storage systems. Perform OS management, patching, and lifecycle maintenance. Optimize resource utilization through performance tuning. Enforce security compliance and implement patch strategies. Provide in-depth root cause analysis and...

We are looking for a skilled Linux Administrator to manage, maintain, secure, and optimize Linux based infrastructure. The ideal candidate will have hands on experience in Linux installation and configuration, security hardening, automation, performance monitoring, and troubleshooting. The successful candidate will be responsible for ensuring the...

We are looking for a skilled Linux Administrator to manage, maintain, secure, and optimize Linux based infrastructure. The ideal candidate will have hands on experience in Linux installation and configuration, security hardening, automation, performance monitoring, and troubleshooting. The successful candidate will be responsible for ensuring the...

NorthBay Solutions LLC is seeking a skilled Linux Administrator to manage and optimize Linux-based infrastructure. The role emphasizes hands-on Linux installation, security hardening, automation, and performance monitoring to ensure reliable, secure systems.The successful candidate will maintain availability, reliability, and performance of Linux servers and...

i2c Inc in Lahore is seeking a skilled Linux System Administrator to manage, monitor, and maintain Linux servers, ensuring high availability and optimal performance. The ideal candidate will have a Bachelor’s degree in a related field and 1-4 years of experience in Linux/Unix system administration. Key responsibilities include troubleshooting issues,...

InfoTech Group is seeking an experienced IT Systems Administrator to manage AIX and Linux servers across production, development, and testing environments, while optimizing storage and ensuring uptime and security.The role requires 4+ years hands-on experience with IBM AIX, RHEL, and diverse Linux distributions, plus strong scripting and problem-solving...

A. F. Ferguson & Co. Chartered Accountants, a PwC member firm, is seeking an IT System Administrator to join the Karachi IT team. You will deploy and manage Windows Server environments, AD, and core infrastructure to support operations and client services.The role emphasizes Azure hybrid cloud, security baselines, patching, backup, monitoring, and incident...

February 23, 2026 JOB DETAILS: Qualification & Experience: MS in Electronics / Computer Engineering with at least 3 years of relevant experience Or Masters in Computer Science or Bachelors in Electronics / Computer Engineering with at least 4 years of relevant experience Or BSCS / BCS with at least 7 years of relevant experience Candidate must have...

Prime System Solutions in Lahore is seeking a System Administrator Level 3 with deep expertise in Microsoft Azure, Intune, Entra ID, Active Directory, Microsoft 365, virtualization, and patch management to maintain and secure our enterprise infrastructure.You will manage Azure VMs, Entra ID, Intune policies, on-prem AD, Hyper-V/VMware, Exchange Online, and...

Sui Southern Gas Company Limited invites an Engineer / Deputy Manager – System Admin / Digitization and Automation in Karachi to manage enterprise IT infrastructure and drive digitization projects.The role covers Windows Server administration, Active Directory, MECM deployment, and integration of web portals with LDAP/ Kerberos, ensuring high availability,...

We are looking for a highly experienced Linux Engineer to design, standardize, automate, and optimize enterprise-wide Linux platforms. This is a hands-on engineering role, focused on building reusable solutions and capabilities for Linux Operations and Infrastructure teams rather than performing day-to-day system administration.ResponsibilitiesDesign and...

We are seeking a Red Hat Linux Administrator with strong hands-on experience in RHEL server administration, OS patching, hardening, environment configuration, and production support. The ideal candidate will be responsible for maintaining the availability, performance, security, and reliability of Linux environments across development, testing, and...

Experience: 5+ YearsEnvironment: Enterprise / Banking InfrastructureArcana Info is looking for an experienced Senior System Administrator to join its IT team and take ownership of critical enterprise infrastructure, with a strong focus on Microsoft Active Directory and Microsoft Exchange environments.Key Technical ExpertiseMicrosoft Active Directory...

We are looking for a highly experienced Senior Linux Engineer to design, standardize, automate, and optimize enterprise-wide Linux platforms. This is a hands-on engineering role, focused on building reusable solutions and capabilities for Linux Operations and Infrastructure teams rather than performing day-to-day system...

A. F. Ferguson & Co. Chartered Accountants (a member firm of the PwC network) seeks an IT System Administrator to join the Karachi-based IT team. The role focuses on deploying and managing Windows Server/AD, Azure, security, and incident response to keep business functions running smoothly.You will work in Internal Firm Services, collaborate across teams,...

Manage, monitor, and maintain Linux servers to ensure high availability and optimal performance.Perform routine system administration tasks including patching, user management, resource monitoring, backup validation, and security hardening.Troubleshoot hardware, OS and assist in troubleshooting network, and application-level issues across physical and...

Line of Service Internal Firm Services Industry/Sector Not Applicable Specialism IFS - Information Technology (IT) Management Level Senior Associate Job Description & Summary Being one of the leading accounting and professional services firms of the Country, A. F. Ferguson & Co. Chartered Accountants (a member firm of the PwC network) provides assurance,...

Network and Systems Administrator vacancy in Faisalabad PakistanNetwork and Systems AdministratorWe are in need of a skilled Network and Systems Administrator to join our team in Faisalabad. In this role, you will be responsible for managing and maintaining our network and computer systems, ensuring their smooth operation and maximum uptime. Your duties will...

Network and Systems Administrator vacancy in Faisalabad Pakistan Network and Systems Administrator Location: Faisalabad, Pakistan We are a leading IT solutions company based in Faisalabad, Pakistan and we are seeking a highly skilled Network and Systems Administrator to join our team. As a Network and Systems Administrator, you will be responsible for the...