System One Holdings, LLC
MAINFRAME ENGINEER with Security Clearance
Mainframe engineer designs and automates legacy system solutions, troubleshoots issues, and communicates technical details to teams and management in a hybrid role.
Senior Database Platform Engineer (onsite) with Security Clearance
Senior engineer maintaining on-prem SQL Server and PostgreSQL environments under FISMA compliance, automating database administration and supporting PostgreSQL ATO.
ServiceNow developer with Security Clearance
Implement and configure ServiceNow modules for a federal agency’s IT Service Management suite, requiring TS/SCI clearance.
Senior VMware & Data Center Engineer with Security Clearance
Job Title: Senior VMware & Data Center Engineer Location: Alexandria, VA Type: Direct Hire Contractor Work Model: Onsite Hours: 40.0 hours per week Security Clearance: TS/SCI Contact: Responsibilities • Design and…
Python Full Stack Developer with Security Clearance
Python Full Stack Developer Suitland, MD – 2-3 days/week onsite TS/SCI clearance is required Stack: Python/Django, React/Next.js, PostgreSQL/Aurora, AWS (multi-partition), Terraform, GitLab CI/CD, Keycloak We are…
Sr Collaboration Platform Designer with Security Clearance
Job Title: Senior Collaboration Platform Designer Location: Washington, DC Type: Contract $47 per hour Work Model: Onsite – onsite Hours: 40.0 hours/week Security Clearance: Active public trust and/or DOT onboarded is…