Sr. Systems Engineer (Platform Engineer)

System One · United States

Platform Engineer (VMware & AWS)
Washington, DC 100% Onsite
Per Federal contract U.S. citizenship is required
Must be able to obtain PASS federal background check for Public Trust clearance
W2 with Benefits or C2C Contract
Application Closing date Sept 4th


Position Requirements:
Join our Enterprise Hosting Services team at the forefront of secure, innovative hybrid infrastructure for one of the nation's most critical institutions. We're seeking a talented Platform Engineer to help architect, deploy, and manage our on-premises Virtual Cloud (VMware) platforms, our AWS Cloud platforms while supporting emerging AI capabilities, modern containerized workloads, and enterprise virtualization environments.


What You'll Do:
Design, implement, and maintain hybrid infrastructure spanning on-premises data centers and AWS GovCloud, ensuring compliance with federal security standards
Administer and optimize hyper-visor clusters (VMware vSphere, ESXi) for enterprise workloads
Manage Kubernetes fleet operations across on-premises VMware vSphere with Kubernetes (VKS) and AWS EKS
Lead application modernization initiatives, migrating and optimizing workloads across cloud and on-premises environments
Implement comprehensive audit logging, monitoring, and observability solutions across hybrid environments
Support security engineering initiatives including vulnerability management, compliance automation, and security hardening
Support emerging AI/ML capabilities and cloud-native solutions
Build and maintain infrastructure as code using Terraform and GitLab CI/CD pipelines
Collaborate with cross-functional teams in an agile environment using Jira for project management
Ensure systems meet NIST 800-53 and FISMA compliance requirements
Automate operational tasks and improve platform reliability across both cloud and on-premises infrastructure
Contribute to architectural decisions and hybrid cloud strategy


Preferred Qualifications:
Minimum of 7 years experience in supporting enterprise-grade ESXi servers and VMware server software.
Experience designing, planning, testing, implementing, supporting and troubleshooting large VMware installations
Expert knowledge of ESXi server implementations and operations, VLAN, VMC, primary, secondary data center operations and hybrid cloud implementations
Experience with Aria Automation, Aria Orchestrator and Aria Operations
Experience with Powershell/Powercli scripting
On-premises data center and AWS GovCloud experience
Kubernetes fleet management experience (VKS, EKS, Mirantis)
VMware vSphere administration and cluster management
Knowledge of NIST 800-53 controls and FISMA compliance frameworks
Experience with security engineering, audit logging, and monitoring tools
Application modernization and containerization experience
Experience with AI/ML infrastructure and services
GitLab and Jira experience
VMware or Kubernetes certifications (CKA, CKAD)
Experience in financial services or federal government environments


System One, and its subsidiaries including Joule and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.


System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.


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Ref: #851-Rockville (ALTA IT)