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Leidos Digital Modernization is seeking a skilled SCCM/Windows Systems Administrator to support the Defense Intelligence Agency (DIA) National Digital Exploitation & OSINT Center (NDOC) IT Operations and Maintenance (O&M) program. This is a mission-critical role providing engineering and operational support to Windows server environments across connected and disconnected networks. The Windows Engineer will design, maintain, and secure Windows platforms while ensuring patch deployment and lifecycle management in bandwidth-constrained, isolated, and edge environments.

This role requires SCCM and VMware expertise, deep familiarity with Windows server patching, and the ability to troubleshoot complex issues across environments where standard enterprise connectivity and automation pipelines may not apply. You’ll collaborate with multidisciplinary teams-including systems engineering, cybersecurity, and mission application owners-to sustain resilient operations in support of national security missions.

Primary Responsibilities

• Engineer, implement, and maintain Windows server environments supporting NMEC operations, including edge and disconnected networks.
• Plan and execute Windows security patch deployment and updates across isolated environments, ensuring compliance with DoD and DIA security standards.
• Support VMware-based virtualization platforms, including provisioning, upgrades, migrations, and lifecycle management.
• Troubleshoot complex Windows and VMware issues impacting availability, performance, or security.
• Develop, maintain, and update technical documentation (as-built diagrams, runbooks, patch management procedures, compliance records).
• Collaborate with cybersecurity teams to ensure RMF (Risk Management Framework) compliance and zero-trust principles across Windows infrastructure.
• Contribute to operational efficiency by leveraging automation (PowerShell scripting, WSUS, SCCM/Configuration Manager).
• Provide Tier II/III engineering support to O&M operations, including on-call and surge support as mission requires.
• Manage and support Public Key Infrastructure (PKI) services, including certificate issuance, renewal, revocation, and troubleshooting for Windows servers, applications, and user authentication mechanisms.
• Partner with system engineers and program leadership to design resilient architectures for degraded, denied, or intermittent environments., TCP/IP Research Firmware Scripting Management Innovation Professionalism Windows Servers Access Controls Active Directory Cisco Networking Patch Management Operating Systems Microsoft Outlook Microsoft Servers Windows PowerShell Local Area Networks Operations Security Operations Management Application Development Windows System Administration Enterprise Application Software Troubleshooting (Problem Solving) Visual Basic (Programming Language) VMware Certified Professional (VCP) Microsoft Certified IT Professional System Center Operations Management Microsoft Certified Systems Engineer Lightweight Directory Access Protocols Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0

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Salesforce Developer SCCM/Windows Systems Administrator Leidos

Bethesda, MD*On-Site

Equities Scripting Pipelines Operations Leadership Automation Resilience Market Data Cyber Security VMware VSphere Virtualization Authentications Windows Servers Ancient History Computer Science Windows Security Patch Management Windows PowerShell Systems Engineering Engineering Support

Scripting Pipelines Operations Leadership Automation Resilience Market Data Cyber Security VMware VSphere Virtualization Authentications Windows Servers Ancient History Computer Science Windows Security Patch Management Windows PowerShell Systems Engineering Engineering Support GIAC Certifications Intelligence Agency Lifecycle Management CompTIA Security+ CE Information Technology Operational Efficiency Software Documentation Technical Documentation Configuration Management Open Source Intelligence Risk Management Framework Public Key Infrastructure IAT Level II Certification High Availability Clusters Windows System Administration Transport Layer Security (TLS) Windows Server Update Services Microsoft Certified Professional Information Technology Operations Troubleshooting (Problem Solving) Online Certificate Status Protocol VMware Certified Professional (VCP) Microsoft Windows Server Administration Systems Security Certified Practitioner GIAC Security Essentials Certification (GSEC) Cisco Certified Network Associate Security (CCNA Security) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance), * Demonstrated expertise in Windows server administration, patching, and lifecycle management in enterprise or disconnected/edge environments.

• 5+ years of hands-on VMware experience supporting Windows infrastructure (vSphere 6.7/7.0+).
• Proficiency with PowerShell scripting and Windows automation for patching, reporting, and compliance.
• Experience authoring and maintaining system documentation (runbooks, SOPs, as-builts).
• Understanding of RMF, STIGs, and DoD IA compliance requirements.
• Knowledge of PKI concepts, including certificate enrollment, revocation, CRLs, OCSP, TLS/SSL certificates, and certificate-based authentication in enterprise Windows environments
• Candidate must, at a minimum, meet DoD 8570.11- IAT Level II certification requirements (currently Security+ CE, CCNA-Security, GSEC, or SSCP along with an appropriate computing environment (CE) certification)

Education

• Bachelor’s degree in Computer Science, Information Technology, or related field, with 8+ years of relevant Windows engineering experience (additional experience may substitute for degree).

Clearance

• Active TS/SCI clearance with Polygraph required OR active TS/SCI and willingness to get a Poly.
• US Citizenship is required due to the nature of the government contracts we support., * Prior experience supporting DIA, NGA, or NMEC environments.
• Familiarity with SCCM, WSUS, and automated patch deployment in disconnected/air-gapped environments.
• Industry certifications such as Microsoft Certified: Windows Server Hybrid Administrator Associate, VMware Certified Professional (VCP), or equivalent.

Knowledge of containerized workloads, high-availability clusters, and cross-domain solutions.

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., Leadership Management Automation Purchasing Market Data Coordinating Group Policy Communication Civil Defense Issue Tracking Windows Servers Ancient History Network Switches Operating Systems Windows PowerShell Security Clearance Network Management Software Installation Local Security Policy Remote Desktop Services Training And Development Web Application Security Human Relations Movement IAT Level II Certification Storage Area Network (SAN) Windows System Administration Network Performance Management Troubleshooting (Problem Solving) Security Content Automation Protocol Network Attached Storage (Server Appliance) Counter Intelligence Polygraph (CI Clearance), Intelligence Agency Lifecycle Management CompTIA Security+ CE Information Technology Operational Efficiency Software Documentation Technical Documentation Configuration Management Open Source Intelligence Risk Management Framework Public Key Infrastructure IAT Level II Certification High Availability Clusters Windows System Administration Transport Layer Security (TLS) Windows Server Update Services Microsoft Certified Professional Information Technology Operations Troubleshooting (Problem Solving) Online Certificate Status Protocol VMware Certified Professional (VCP) Microsoft Windows Server Administration Systems Security Certified Practitioner GIAC Security Essentials Certification (GSEC) Cisco Certified Network Associate Security (CCNA Security) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0

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Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .