Systems Administrator II - Shalimar, FL

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

At Jacobs, we don’t settle – always looking beyond to raise the bar and deliver with excellence. We apply our expertise and knowledge as welook intothe future with great optimism and focus. We don’t settle until we give our best and know that we’re making a difference.

We are seeking a highly motivated Systems Administrator II to be a part of out Shalimar, FL team. In this role, you'll be responsible for the design, implementation, security, and day-to-day administration of the company's network and workstation infrastructure. This role combines traditional network administration duties with front-line helpdesk support, end-user device deployment, and IT asset management, ensuring reliable technology operations across the entire facility.

This position serves as a key point of contact for end users, resolving issues efficiently while maintaining strong cybersecurity practices and accurate systems documentation.

• Install, configure, administer, and maintain Windows and Linux server operating systems
• Manage physical and virtual server infrastructure, including Proxmox, Hyper-V, or similar virtualization platforms
• Administer enterprise Active Directory services, Group Policy, DNS, DHCP, and identity management solutions
• Manage enterprise storage systems, file services, and backup infrastructure
• Monitor system health, availability, capacity, and performance using enterprise monitoring tools
• Perform system patching, upgrades, and lifecycle management while minimizing service interruptions
• Develop and maintain Power Shell, Bash, or Python scripts to automate routine administrative tasks
• Support cloud infrastructure and hybrid environments utilizing Microsoft Azure, Amazon Web Services (AWS), or similar cloud platforms
• Configure and maintain server security, endpoint protection, vulnerability remediation, and compliance with organizational security standards
• Troubleshoot hardware, operating system, networking, and application infrastructure issues
• Participate in disaster recovery planning, backup validation, and business continuity testing
• Support application deployment activities in coordination with Development and Dev Ops teams
• Create and maintain infrastructure documentation, operational procedures, and system diagrams
• Participate in infrastructure change management and release planning
• Provide technical support during system outages, maintenance windows, and incident response activities
• Participate in an on‑call rotation to provide after-hours support as required.

• Bachelor degree in Computer Science preferred or seven years experience
• Current Microsoft or Cisco certifications
• Experience with Windows Server and Linux
• Experience with Active Directory, Group Policy, DNS, DHCP
• Experience with virtualization technologies such as VMware vSphere or Hyper-V
• Experience with backup and disaster recovery solutions
• Experience with Power Shell or other scripting languages
• Working knowledge of TCP/IP, VLANs, routing, switching, and firewalls
• Strong troubleshooting and communication skills.

• Experience with Azure, AWS, or hybrid cloud
• Microsoft 365 administration including Exchange Online, SharePoint Online, Entra
• Terraform or Ansible
• Docker or Kubernetes
• Azure Dev Ops, Git Hub, or Jenkins
• Security hardening and vulnerability management
• Relevant Microsoft, VMware, Linux, or cloud certifications.
• Solid understanding of…