Senior Systems Administrator

Responsibilities

Typical Responsibilities/Tasks

• Design, implement, and maintain enterprise IT systems, including servers, storage, virtualization, and network infrastructure.• Ensure system performance, availability, and security across on-premises, cloud, and hybrid environments.• Plan and execute system upgrades, migrations, and consolidations.• Monitor system health, performance, and capacity, proactively addressing issues.• Develop and maintain backup, disaster recovery, and business continuity processes.• Implement and enforce security policies, patch management, and vulnerability remediation.• Provide expert-level support for complex technical issues across systems, networks, and applications.• Guide and mentor junior administrators and IT support staff.• Serve as escalation point for critical incidents and outages• Advanced expertise in Windows Server, Linux/Unix, and hybrid IT environments.• Knowledge of networking, firewalls, storage solutions, and virtualization (VMware, Hyper-V).• Experience with cloud platforms (AWS, Azure, Google Cloud) and cloud migration strategies.• Proficiency in scripting and automation (PowerShell, Bash, Python, Ansible, Terraform).• Strong understanding of security principles, identity/access management, and compliance standards.

Required Qualifications

• DoD 8140 Certification

Desired Qualifications• Bachelors Degree