Network Systems Analyst

Core Responsibilities

Windows Platform Administration

• Administer Windows Server environments (2008/2012/2016/2019/2022) for production systems
• Manage patch deployment and updates using WSUS for Windows and third-party applications
• Administer NetBackup operations including health checks, restores, and agent management
• Manage enterprise antivirus deployment and updates
• Handle Active Directory administration including users, groups, and OU management
• Configure and troubleshoot Group Policy Objects (GPOs) and DNS services
• Relevant certifications preferred: MCSA/MCSE Windows Server.

Linux Platform Administration

• Administer Linux servers across RHEL, CentOS, Ubuntu, and SUSE distributions
• Manage system patches and updates using yum, apt, and package managers
• Configure system services, daemons, and automated scheduling
• Develop shell scripts for automation and maintenance tasks
• Manage Apache/Nginx web servers and application deployments
• Configure file systems, LVM, and storage solutions
• Troubleshoot network services including SSH, NFS, and Samba
• Relevant certifications preferred: RHCSA/RHCE.

AWS Cloud Platform Management

• Deploy and manage Windows/Linux EC2 instances with proper configuration
• Configure AWS Systems Manager for automated patch management
• Implement AWS Backup services for EC2 instances and EBS volumes
• Monitor resources using CloudWatch and configure automated alerts
• Manage Security Groups, NACLs, and VPC networking components
• Configure IAM roles and policies for secure service access
• Manage EBS storage, snapshots, and cost optimisation
• Deploy Load Balancers and Auto Scaling Groups for high availability
• Create CloudFormation templates for standardised deployments
• Monitor AWS costs and implement resource tagging strategies
• Configure S3 buckets with appropriate lifecycle policies
• Relevant certifications preferred: AWS Solutions Architect Associate, AWS SysOps Administrator

Technical Leadership & Operations

• Lead incident response and coordinate resolution across all platforms
• Mentor junior engineers and establish technical standards
• Maintain documentation and standard operating procedures
• Conduct capacity planning and performance analysis
• Coordinate vendor relationships and technical escalations
• Approve infrastructure changes through change management process
• Drive continuous improvement and best practice implementation
• Lead infrastructure upgrade projects and cloud migration initiatives
• Relevant certifications preferred: ITIL Foundation, PMP

Key Requirements

• Participate in on-call rotations for 24/7 infrastructure support
• Respond to incidents within SLA and escalate complex issues appropriately
• Collaborate with security, network, and application teams
• Ensure compliance with security policies and regulatory requirements
• Lead disaster recovery planning and business continuity initiatives
• Stay current with emerging technologies and provide strategic recommendations

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