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Platform Infrastructure Engineer

MaximusColumbia, MDL6 LeadSeptember 15th, 2026
Overview In this role you will deploy and maintain platform infrastructure to support multiple applications, working onsite in Annapolis Junction, MD. You will collaborate with cross-functional teams to deliver scalable, reliable systems and oversee technical architecture. Your work will emphasize security, automation, and incident response within a government-focused environment. This is a hands-on position that offers impact through maintaining mission-critical platforms and on-call support. Compensation / Benefitshealth insurancelife insurancedisability insuranceretirement savings planpaid holidayspaid time off ResponsibilitiesMonitor and optimize platform performance and implement fixesManage application integration using networking concepts (TCP/IP, routing, firewalls)Conduct cybersecurity vulnerability assessments and penetration testingDevelop and maintain incident response plans and proceduresCreate automation scripts/tools for deployments and managementDeploy/manage machines with VMware, vCenter, Kickstart, Puppet, Foreman, CIS-CATConfigure host-based security systemsSupport IaC within RHEL containers using DevOps practicesUtilize monitoring/logging tools (Prometheus, Grafana, ELK, IBM NetCool, Solarwinds)Patch/manage systems with Red Hat Satellite ServerProvide hardware support for servers/workstationsKnowledge of cloud platforms (AWS/Azure) is a bonusOn-site presence five days/week; participate in on-call rotationsUS citizenship with Secret clearance; reside within commutable distanceThis is a government facility role with on-site requirements Key requirementsAt least 12 years of related experienceActive Secret clearanceUS citizenship without dual citizenshipOn-site, government facility role in Annapolis Junction, MDCommutable distance residencyRotational on-call schedule participationTeam player, proactive, able to work independently to support mission-critical operations across locationsTeam playerFast learnerProactiveVMware, vCenterKickstartPuppet