Senior Systems Administrator IV — Windows/VMware, DoD

Caelum Research Corporation; Aberdeen (MD); On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

401(k)

Dental insurance

Health insurance

Paid time off

Tuition reimbursement

Professional development

Job summary

Caelum Research Corporation seeks a Systems Administrator IV at Aberdeen Proving Ground, MD, supporting Army Test and Evaluation Command (ATEC) IT operations.

The role requires DoD Secret clearance, a Bachelor's degree with 10 years of experience, VMware expertise, scripting, and strong Windows/Linux administration. You will maintain high-availability environments, automation, and security compliance on enterprise systems.

Qualifications

• Bachelors degree plus 10 years IT experience; education may substitute for some experience.
• Experience in VMware systems administration and troubleshooting.
• Ability to resolve complex configuration management and basic networking issues.
• Experience with identity management, records retention, and destruction policies.
• Scripting in Bash, PowerShell, Python, Ruby, or Perl.
• Experience with high-availability, clustered systems and load balancing.
• Experience with Windows Server and Linux operating systems and tools.
• Desirable knowledge of Kubernetes.
• Relevant IT discipline degree or certification.
• Security+ or DoD 8570.1 IAT II certification required.

Responsibilities

• Performs Windows Server systems administration including troubleshooting, monitoring, and support.
• Windows event and performance monitoring; management of hosted systems software platforms.
• Resolve configuration management, resource sharing and basic networking troubleshooting and problem identification.
• Resolve security issues including identity management, records retention, and destruction policies.
• Uses and writes OS commands and scripts; manages disk configurations and RAID.
• May support performance tuning, capacity planning and bottleneck resolution, administration of Microsoft Servers, clustering and load balancing.
• Manages production environments using automated install/build/deploy/config management and virtualization.

Skills

Windows Server Admin

Scripting Languages

Security+ Cert

Kubernetes Experience

High Availability

VMWare Experience

Education

Bachelors Degree

Tools

VMware

Kubernetes

ASP.NET

PowerShell

Job description

Caelum Research Corporation seeks a Systems Administrator IV at Aberdeen Proving Ground, MD, supporting Army Test and Evaluation Command (ATEC) IT operations.

The role requires DoD Secret clearance, a Bachelor's degree with 10 years of experience, VMware expertise, scripting, and strong Windows/Linux administration. You will maintain high-availability environments, automation, and security compliance on enterprise systems.