Senior Windows System Administrator

Senior Windows System Administrator

Driven by innovation and built on trust, rockITdata is a unique SDVOSB services company that partners with leading commercial healthcare/life sciences organizations on cutting edge innovations - think AI, automation and data transformation. We then bring those commercially tested solutions to government entities to deliver predictable, measurable impact for the American taxpayer and consumer. rockITdata is seeking a Senior Windows System Administrator to design, implement, and support enterprise infrastructure environments. This role requires expertise in Windows Server administration along with hands-on experience in container platforms such as OpenShift and Kubernetes, and virtualization technologies. The ideal candidate will play a key role in maintaining system reliability, performance, and security across hybrid environments. This role is 100% onsite to start (8:00am - 4:30pm CST), and may transition to a hybrid role after training is complete.

Key Responsibilities

• Administer, maintain, and support Windows Server environments (2016/2019/2022).
• Manage Active Directory, Group Policy, DNS, DHCP, and IIS.
• Design and support virtualized environments (VMware, Hyper-V).
• Deploy, manage, and troubleshoot containerized applications using Kubernetes and OpenShift.
• Monitor system performance and ensure high availability and disaster recovery readiness.
• Automate system administration tasks using PowerShell and scripting tools.
• Collaborate with DevOps and application teams to support CI/CD pipelines.
• Implement and enforce security best practices, patch management, and compliance standards.
• Troubleshoot complex system, network, and application issues.
• Maintain system documentation, procedures, and configurations.
• Provide mentorship and guidance to junior administrators.

Required Qualifications

• 5–10+ years of experience in Windows system administration
• Strong expertise in: Windows Server administration, Active Directory & Group Policy, PowerShell scripting
• Hands-on experience with: Kubernetes, Red Hat OpenShift, Virtualization platforms (VMware vSphere and/or Hyper-V)
• Experience with system monitoring tools and backup solutions.
• Knowledge of networking fundamentals (TCP/IP, firewalls, load balancing).
• Bachelor's degree in computer science, electronics engineering or related technical discipline and 5+ years' work experience.
• Eight (8) years of additional relevant experience may be substituted for education (13 years total).
• Ability to pass a Tier 2/Moderate Background Investigation (Public Trust).

Preferred Qualifications

• Familiarity with Infrastructure as Code (Terraform, Ansible).
• Red Hat or Kubernetes certifications (e.g., CKA, OpenShift Administrator).

Here at rockITdata, we are committed to following our 10 Guiding Principles. Our Guiding Principles define our culture. They're who we are, how we work, and what inspires us to be the best. We empower our people to be themselves and encourage an entrepreneurial way of thinking. In our challenging, fast-paced environment, no day is the same.

Know the Why.

Value People Above All Else.

Transparency to a Fault.

Progress, Not Perfection.

Be Good by Doing Good.

Smart People Can Disagree.

Bend but Don't Break.

Represent Your Brand.

Think Differently.

Be Amazing, Be Fearless, Smile, Have Fun!

Interested in joining something unique? Join us on our rockIT ship as we begin to blast off to the next chapter in our organization!

rockITdata has become aware of a recruitment scam where unauthorized individuals are impersonating rockITdata recruiters, issuing fake job offers, and attempting to setup payment for the job seeker's new hire costs. No one is ever required to complete any monetary transactions before starting employment with rockITdata. Legitimate rockITdata communications only come from @rockitdata.com email addresses and our official Applicant Tracking system, JazzHR (@applytojob.com email addresses). Please refer to our official Careers page at to accurately submit your application with us. You may also verify any suspicious communication by contacting our recruitment team directly through our official email, View email address on click.appcast.io.

rockITdata is an equal opportunity employer and is committed to non-discrimination in all employment practices and decisions. All qualified applicants will receive consideration for employment without regard to disability status, veteran status or any characteristic protected by Federal, state, or local law.

rockITdata wants all interested and qualified candidates to be able to use our career site to review and apply for employment opportunities. If you have a disability and need an accommodation to access the application process, please contact us for assistance at View email address on click.appcast.io.