Principal System Engineer Administrator (Onsite)

Date Posted:2026-06-22 Country:United States of America Location:US-CA-BEALE-AFB-CUST ~ 7400 Spencer Paul Dr ~ BEAL AFB (External Site) Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: DoD Clearance: TS/SCI Security Clearance Status: Active and existing security clearance required on day 1Raytheon Company, Managed by Collins AerospaceAt RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.Collins Aerospace is seeking a Principal System Administrator to support system administration and maintenance functions associated with monitoring and controlling virtualized computer environments.  This work supports a program located at Beale AFB, CA.What You Will DoSystem Administration to include:Administration of VMWare ESXi serversMaintaining Operating Systems (Windows and RedHat Enterprise Linux)Application and Security PatchingAccount and Permissions Management using Microsoft Active DirectoryBackup and Restore using Rubrik Backup SolutionsCybersecurity Processes related to Continuous Monitoring of IT SystemsDeploy, update, and maintain Hyperconverged Infrastructure (HCI) systemsAdministration of HPE 3Par and Nimble storage solutionsKubernetes Administration – Rancher RKE2 DistributionConfigure, manage, and troubleshoot network switches, firewalls, and routersMonitor and analyze network performance and security using tools such as Wireshark and SplunkMaintain and manage TCP/IP networks, including addressing, routing, and subnettingSupport the implementation and management of Virtual Private Networks (VPNs)Collaborate with network engineering teams for the integration of systems across secure networks Qualifications You Must HaveActive and transferable DoD Top Secret / SCI U.S. government issued security clearance is required prior to start date with the ability to obtain SAP clearance and access after startTypically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experienceActive certification to comply with NIST-8570 (Security+, CISSP, etc.)Red Hat Enterprise Linux AdministrationWindows 10/Server 2016 AdministrationBroadcom VMware – VMware Cloud Foundation (VCF)Strong understanding of networking concepts, including VLANs, DHCP, DNS, and routing protocolsExperience with network monitoring tools and troubleshooting network issuesQualifications We PreferSAP ClearanceEnterprise Domain Administration (Windows)Understanding of basic Information System hardware configurationsContainer deployment (Docker, Kubernetes, Rancher, Helm)Automation leveraging Ansible/Ansible TowerEnterprise Key Management utilizing Utimaco Enterprise Secure Key Manager (ESKM)Cyber Security tools (ACAS, HBSS, Splunk)ActiveMQ Management and DeploymentShell/bash scriptingLDAP AdministrationBasic understanding of TCP/IP and transfer protocolsExperience with network protocolsFamiliarity with configuring and managing firewalls, load balancers, and proxy serversAbility to produce detailed technical documentationKnowledge of Cross-Domain Solutions (CDS)Capable of working on a team under pressure to meet schedule requirementsWhat We Offer: Some of our competitive benefits package includes:Flexible work weeks: 9/80A, 5/40; Flexible work Hours:  Core hours, Modified timeMedical, dental, and vision insurance  Three weeks of vacation for newly hired employees  Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option  Tuition reimbursement program Student Loan Repayment Program  Life insurance and disability coverage  Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection Birth, adoption, parental leave benefits Ovia Health, fertility, and family planning  Adoption Assistance           Autism Benefit  Employee Assistance Plan, including up to 10 free counseling sessions  Healthy You Incentives, wellness rewards program Doctor on Demand, virtual doctor visits  Bright Horizons, child and elder care services Teladoc Medical Experts, second opinion program   And more! May be eligible for relocation.Learn More & Apply Now!*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.Collins Aerospace makes modern flight possible. Of course, that wouldn’t be possible without the capabilities and technologies of our organization, as well as our engineers – a highly skilled, accomplished network that spans more than 180 sites, 24 countries and 6 Strategic Business Units (SBUs).Our industry-leading experts are setting the standards for the aerospace industry and paving the way for the future. But as new challenges present themselves