Systems Engineer

Systems EngineerWe are seeking an experienced Systems Engineer to support and secure a regulated aerospace and defense manufacturing environment. This role is responsible for the design, implementation, administration, and security of enterprise IT systems with a strong emphasis on Microsoft 365 Government Cloud, infrastructure security, compliance, and data protection. The ideal candidate brings deep technical expertise, a security-first mindset, and hands-on experience supporting CMMC Level 2, ITAR-controlled data, and defense-industry compliance requirements with a knowledge of business tools such as ERP and AI Automation platforms.Key ResponsibilitiesSystems & Cloud AdministrationAdminister and secure Microsoft 365 Government Cloud (GCC/GCC High) environmentsManage Exchange Online, SharePoint Online, OneDrive, and Microsoft TeamsOversee Active Directory (on-prem and hybrid), including identity lifecycle management, GPOs, and access controlsDesign and maintain hybrid infrastructure, including Hypervisor platforms (VMware/Hyper-V)Monitor system performance, availability, and capacity planningAdminister, manage and enhance SaaS solutions such as Infor ERP and utilize AI automation toolsSecurity Engineering & ComplianceImplement and maintain security controls aligned with CMMC Level 2, NIST 800-171, and ITAR requirementsDesign, manage, and secure PKI infrastructure, including Certificate Authorities and Certificate ServersEnforce data encryption standards for controlled data, both at rest and in transitSupport secure data transfer mechanisms for regulated environmentsLead vulnerability management, security hardening, and audit readiness effortsSupport SOX ITGC requirements on related systemsNetwork & Perimeter SecurityConfigure, manage, and monitor Fortinet firewalls, VPNs, and network security appliancesAdminister VPN access for remote users and third-party partnersImplement network segmentation and zero-trust principles where applicableTroubleshoot complex network and security incidentsBackup, Recovery & Business ContinuityManage enterprise backup and recovery solutions (including Rubrik or similar platforms)Perform and validate disaster recovery testing and documentationEnsure data integrity, retention, and compliance with regulatory requirementsGovernance, Documentation & CollaborationMaintain detailed system documentation, policies, procedures, and security artifactsCollaborate with operations, sales, engineering, finance, and compliance teamsSupport internal and external audits related to cybersecurity and regulatory compliancePreferred QualificationsMicrosoft certifications (Azure, M365, Security)Security certifications (Security+, or equivalent)Experience in aerospace & defense manufacturing or regulated industrial environmentsFamiliarity with data loss prevention (DLP) solutions and zero-trust architecturesKnowledge of SaaS Application such as Infor ERP and AI automation platformsAdditional RequirementsMust be eligible to work with ITAR-controlled dataAbility to work on-site in Valencia, CA full timeStrong communication, documentation, and problem-solving skills