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 evolutions

• Responsible 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 efforts

• Create and implement multi-layered technical optimization plans for the unclassified and classified vSphere and Horizon enterprise environments

• Create and maintain PowerShell scripts relating to virtual infrastructure and Microsoft servers

• Plan, 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 2022

• Experience with applying Windows/Linux patches, updates and hot fixes

• Experience using Microsoft Powershell and scripting/automation

• Regularly perform maintenance on Microsoft Domain Controllers, DNS, DHCP, and GPOs

• Regularly perform maintenance and upgrades on VMware Horizon VDI environment

• Plan and coordinate end point connected devices management, upgrades, enhancements

• Coordinating system image builds IAW planned projects and initiatives and prepares deployment to production

• Perform as SME in virtual system deep-dives, log analysis, and Linux command line in support of troubleshooting efforts and problem resolution

• Respond to system faults, analyzing and correcting applications or system faults to reestablish service

• Maintain 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 solutions

• Understanding 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 CLI

• Regularly produce White Papers, COAs, pilot analysis as it pertains to new technology introduction and developmental work

Basic Qualifications-

• U.S. Citizenship

• Must 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 consideration

• Requires 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 VDI

• Understanding of power shell scripting or programming for systems management.

• Experience with Virtual Desktop Infrastructure (VDI) / DaaS

• Experience deploying configuring, modifying and deploying virtual images

• Working knowledge and experience with VMware Horizon v7.0 or higher

• Experience 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 agility

• Strong understanding and experience with integrating VMware App Volumes solution to virtualize, secure, and rapidly deploy applications to the enterprise virtual environment

• Deep understanding Role Based Access Control (RBAC) framework on unclassified and classified enclaves

• Excellent writing and speaking skills

• Experience with creating and maintaining network and computer datacenter diagrams, rack elevations, and drawings

• Experience with applying DoD STIG requirements and using SCAP/Evaluate-STIG/STIG Viewer tool

• Experience working with system security applications (ACAS) and mitigating vulnerabilities

Preferred 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) certification

• Microsoft 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, 2026

Pay Range:

Pay Range $87,100.00 - $157,450.00

The 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.