Senior Systems Engineer

About the role

Atlas Tech, a veteran-owned IT company serving multiple DoD customers in support of America's warfighters, is seeking a Senior Systems Engineer in North Charleston, SC. This is an onsite position requiring relocation if you are outside of the Charleston market. The role is a hands-on, senior-level engineering position focused on the engineering, hardening, baseline enforcement, and lifecycle management of enterprise Windows, Linux, virtualization, and endpoint management platforms. You will serve as a technical authority for vulnerability assessment, remediation, and RMF compliance in secure DoD environments.

Responsibilities

• Engineer, administer, and secure enterprise Windows and RHEL systems
• Maintain and enforce baseline configurations
• Administer and optimize VMware vSphere / ESXi / vCenter environments
• Support VDI infrastructure
• Manage Endpoint & Configuration Management
• Administer Active Directory and Group Policy Objects (GPOs)
• Develop and maintain automation using PowerShell, Bash/Linux scripting, and Ansible
• Serve as subject matter expert for ACAS scanning and analysis
• Lead system-level vulnerability remediation efforts to closure
• Implement and manage endpoint security solutions: Trellix / HBSS / ESS
• Support RMF activities, including control validation, POA&M development, and continuous monitoring
• Ensure compliance with DISA STIGs, DoD policies, and Navy cybersecurity requirements
• Provide limited support for Brocade switches (firmware, baselines)
• Troubleshoot systems in lab and production environments
• Participate in technical reviews, change management, and engineering boards
• Produce and review technical documentation including implementation plans, test results, and technical reports
• Coordinate and knowledge-share within a multi-disciplinary engineering team

Requirements

• US Citizenship
• Possession of a Department of Defense (DoD) Secret Level Security Clearance with a current SSBI/T5 investigation (TS/SCI desired)
• DoD 8140/8570 Certifications to be qualified as an Information Assurance Technician (IAT) Level II (e.g., CompTIA Security+ certification)
• 10+ years of experience with C4I systems with specific focus on systems engineering and cybersecurity support
• Bachelor’s Degree in Engineering, Computer Science, or related field
• Operating System Certificate (e.g., Linux+, Windows Server, CCNA, etc.)
• Experience supporting Navy C4I environments
• VMware, Microsoft, or Linux enterprise certifications
• Experience supporting classified environments with privileged access

Skills

• Automate infrastructure provisioning using Infrastructure as Code (IaC) tools such as Terraform or Ansible
• Strong understanding of DevSecOps principles
• Proficiency in scripting and programming languages (e.g., Python, Bash, PowerShell)
• Experience with CI/CD tools and automation platforms
• Familiarity with containerization and cloud security
• Excellent communication and collaboration skills
• Familiarity with Navy cloud and automation platforms
• Git repository management
• Knowledge of FRCB deployment requirements

Benefits

Atlas Tech offers a competitive salary and a generous benefits package. Team members highlight the company’s culture of trust, fairness, and commitment to employee growth and mentorship.