System Engineer Subject Matter Expert

The Digital sector at Leidos is currently seeking a motivated, career-oriented System Engineer with proven experience to join the DISA Platform & Core Services team in Norfolk, VA to support the Hampton Roads DISA customer.The candidate will be responsible for assisting with technical planning, designing, system integration, verification/validation and support for total hardware devices and systems prior to deployment to the production network. This candidate will be participating in system integration efforts in support of the server and appliances in a Microsoft Windows environment, from design through implementation. This engineer will perform and assist with a wide variety of design, planning and installation, configuration and upgrading of both virtual and physical servers and related hardware and software in a LAN, WAN and stand-alone environment. Provides investigation, diagnostic testing and repair/resolution of server systems, hardware, software and infrastructure. Creates and delivers complex technical drawings and diagrams and approves Standard Operating Procedures and work instruction.Primary Responsibilities- Responsible for designing, technical planning, and implementing complex integrated total systems configuration for virtual appliances and physical hardware builds, installs, and upgrades.Provided technical review and expertise leading hardware LCR recommendations to leadership in consideration for equipment procurement evolutionsResponsible for evaluating virtual and physical system services and coordinating engineering configuration change review board (ECRB/CAB) documentation and brief board on technical details, requirements and milestones.Routinely conduct system analysis and market research to present white papers guiding Government leadership in modernization effortsCreate and implement multi-layered technical optimization plans for the unclassified and classified vSphere and Horizon enterprise environmentsCreate and maintain PowerShell scripts relating to virtual infrastructure and Microsoft serversPlan, coordinate and execute virtual and physical deployments to production such as ESXi Hypervisor, VDI, and other required infrastructure upgrades, system enhancements, and enterprise LCM evolutions.Create, modify, and maintain Standard Operating Procedures/Work Instruction documentation.Regularly STIG vCenter, Photon OS, ESXi, virtual distributed switches, virtual machines, Microsoft Server OS, and Linux OS (i.e. RHEL, Oracle Linux)Deploy and maintain Microsoft Server 2019 and 2022Experience with applying Windows/Linux patches, updates and hot fixesExperience using Microsoft Powershell and scripting/automationRegularly perform maintenance on Microsoft Domain Controllers, DNS, DHCP, and GPOsRegularly perform maintenance and upgrades on VMware Horizon VDI environmentPlan and coordinate end point connected devices management, upgrades, enhancementsCoordinating system image builds IAW planned projects and initiatives and prepares deployment to productionPerform as SME in virtual system deep-dives, log analysis, and Linux command line in support of troubleshooting efforts and problem resolutionRespond to system faults, analyzing and correcting applications or system faults to reestablish serviceMaintain and update relevant system and process documentation.Establish and maintain a strong working relationship with all team members.Successfully manage time and technical responsibilities, set accurate expectations and meet deliverable deadlines while working in a team collaboration environment.Maintain, update, install required certificates and track certificate revocation dates to ensure continuity of services.Test and implement patches for ESXi, vCenter, VMware Tools, (iLO/BIOS/Firmware/VC/OA), and Dell Servers (iDRAC, BIOS, Firmware)Implement and support Dell PowerStore Storage/SAN solutionsUnderstanding of system hardening, tools, guidelines and benchmarks and routinely conduct STIG compliance spot-checks on various Linux, Linux-like and Windows endpoints using SCAP/Evaluate-STIG and CLIRegularly produce White Papers, COAs, pilot analysis as it pertains to new technology introduction and developmental workBasic Qualifications-U.S. CitizenshipMust have a current 8570/8140 IAT Level II or III: Security+ CE, VMWare VCP and System OS Cert (e.g. Linux / Windows server) prior to start.Active DoD Secret clearance at time of considerationRequires BS and 4 – 8 years of prior relevant experience or Masters with 2 – 6 years of prior relevant experience Experience in lieu of degree may be accepted.SME level knowledge and experience with VMWare ESXi Hypervisor technical integration of bare metal blade servers as well as rack server technology and hardware solutions.Solid understanding of VM Kernel Operating System installation and virtual server on physical server implementation.Proven experience and knowledge with implementing virtualization of SOFS/DFS nodes based on Windows Server Failover Cluster (WSFC) in support of file shares and folder redirections within VDIUnderstanding of power shell scripting or programming for systems management.Experience with Virtual Desktop Infrastructure (VDI) / DaaSExperience deploying configuring, modifying and deploying virtual imagesWorking knowledge and experience with VMware Horizon v7.0 or higherExperience implementing end-user profile management solution based on FSLogix, VMware Clustered VMDKs, Clustered Shared Volumes, and Scale-Out File Server (SOFS)Strong understanding of enterprise, network, systems, operations and support.Experience and knowledge leveraging VMware Virtual Volume solutions to improve virtual environment storage agilityStrong understanding and experience with integrating VMware App Volumes solution to virtualize, secure, and rapidly deploy applications to the enterprise virtual environmentDeep understanding Role Based Access Control (RBAC) framework on unclassified and classified enclavesExcellent writing and speaking skillsExperience with creating and maintaining network and computer datacenter diagrams, rack elevations, and drawingsExperience with applying DoD STIG requirements and using SCAP/Evaluate-STIG/STIG Viewer toolExperience working with system security applications (ACAS) and mitigating vulnerabilitiesPreferred Qualifications-8570/8140 IAT Level III certification (CASP+CE, CISSP or CISSP Assoc)Experience with Linux Server OS (RHEL)VMWare VCAP (VMWare Certified Advance Professional) certificationMicrosoft Azure Fundamentals (AZ900) or Microsoft Config & Operating Azure Virtual Desktop (AZ140)If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.Original Posting:September 14, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $87,100.00 - $157,450.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.SummaryLocation: Norfolk, VAType: Full time