Systems Administrator

Job Description

BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S. government to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the intelligence community, federal law enforcement officials, and troops deployed around the world.

At BAE Systems, we promote a strong, collaborative culture and provide our employees with the tools, skills and training they need to succeed. We are all about trust, camaraderie and a shared ambition to lead the world in defense technologies and national security services. Be a part of a company that is part of the community; driven to improve our future and protect our freedom.

BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of system maintenance, from daily troubleshooting needs to the verification of system performance.

Responsibilities include:
Systems Administration & Operations

• Administer and troubleshoot Linux and Windows servers in AWS GovCloud and manage on-prem HP thin clients, including maintaining gold images and deploying updates.
• Administer VMware infrastructure (vCenter/vSphere/ESXi), including provisioning, configuration, performance monitoring, and lifecycle management of virtual machines.
• Perform patching, OS updates, and configuration reviews using Ansible Automation Platform; apply DISA STIGs and other hardening standards to maintain compliance.
• Monitor system performance, resource utilization, and capacity to ensure availability and support lifecycle planning.

Identity & Access Management

• Manage Active Directory forests, domains, and OUs, including users, groups, and hardware objects (thin clients, servers, VMs), Group Policy Objects (GPOs), and access controls.
• Perform