SummaryDefense Acquisition Support Services (DAS) is seeking an experienced
Senior Systems Administrator to support the U.S. Army's Distributed Common Ground System-Army (DCGS-A) program at Aberdeen Proving Ground (APG), Maryland.
The ideal candidate will have extensive experience administering
Microsoft Azure Government cloud environments, managing secure enterprise infrastructure, troubleshooting complex systems, and maintaining cybersecurity compliance within Department of Defense (DoD) environments.
This position requires hands-on expertise in
Azure Government, cArmy, ECMA, Microsoft Entra ID, Role-Based Access Control (RBAC), vulnerability management, and advanced network troubleshooting. The selected candidate will support mission-critical cloud infrastructure, system administration, security compliance, and application hosting to ensure operational reliability and mission readiness.
Responsibilities- Administer, configure, and maintain secure Microsoft Azure Government cloud environments across multiple subscriptions, including Army cArmy and Enterprise Cloud Management Agency (ECMA) frameworks.
- Deploy, configure, and manage cloud infrastructure, including virtual machines, storage, networking components, identity services, and application hosting environments.
- Support Linux-based application workloads using container technologies and Azure App Services, including OneDeploy deployment methods.
- Manage secure remote administrative access using Remote Desktop Protocol (RDP), privileged accounts, and approved connectivity protocols.
- Monitor, document, and maintain Information Assurance Vulnerability Management (IAVM) compliance and implement Security Technical Implementation Guides (STIGs).
- Analyze and execute technical requirements associated with Cyber Tasking Orders (CTOs) and cybersecurity directives.
- Troubleshoot complex system outages, network connectivity issues, firewall configurations, proxy traffic, and cloud infrastructure performance.
- Utilize packet capture and network analysis tools, including Wireshark, to diagnose and resolve connectivity and system performance issues.
- Perform above-baseline software updates, application deployments, system configurations, and validation activities in coordination with the Managed Service Provider (MSP).
- Develop and execute administrative scripts using Azure CLI and PowerShell to automate operational tasks and improve system efficiency.
- Administer Microsoft Entra ID, Role-Based Access Control (RBAC), security groups, and enterprise identity and access management services.
- Troubleshoot complex authorization configurations, including nested security groups, dynamically assigned roles, and custom application permission structures.
- Document, track, and resolve technical incidents and service requests using enterprise ticketing and service desk systems.
- Collaborate with cybersecurity personnel, cloud engineers, application developers, and government stakeholders to maintain secure and reliable systems.
- Provide clear technical documentation, troubleshooting reports, and status updates to government customers and internal teams.
Required Qualifications- Must possess an active Top Secret/SCI security clearance.
- Experience administering Microsoft Azure Government environments, including Army cArmy, ECMA, or similar DoD cloud platforms.
- Strong knowledge of Azure infrastructure, including virtual machines, storage, networking, subscriptions, and identity management.
- Experience managing Microsoft Entra ID, Role-Based Access Control (RBAC), security groups, and access permissions.
- Knowledge of DoD cybersecurity requirements, including STIGs, IAVM compliance, and Cyber Tasking Orders (CTOs).
- Strong troubleshooting skills involving cloud systems, network connectivity, firewalls, proxies, and packet analysis tools such as Wireshark.
- Proficiency with Azure CLI and PowerShell for system administration, scripting, and automation.
- Experience with secure remote access, including RDP and privileged account management.
- Experience supporting Linux environments, containers, Azure App Services, and application deployments.
- Ability to perform software updates, troubleshoot system issues, and document resolutions using enterprise ticketing systems.
- Strong communication, documentation, and collaboration skills when working with technical teams and government customers.
- CompTIA Security+ or equivalent DoD IAT Level II certification is required.
- Must possess one of the following: Microsoft Azure Administrator Associate (AZ-104), Microsoft Identity and Access Administrator Associate (SC-300), an equivalent cloud administration certification, or five (5) years of relevant cloud or systems administration experience in lieu of the cloud certification.
Preferred Qualifications- Previous experience supporting U.S. Army intelligence systems, DCGS-A, or other DoD mission-critical information systems.
- Experience administering multiple Azure Government subscriptions within enterprise cloud environments.
- Familiarity with Army cloud governance, security policies, and enterprise cloud management processes.
- Experience troubleshooting complex application authorization structures and custom web-based identity management systems.
- Experience supporting containerized applications, Linux workloads, and Azure App Services deployments.
- Knowledge of DoD cybersecurity frameworks, system hardening requirements, and vulnerability remediation processes.
- Experience coordinating cloud operations with Managed Service Providers (MSPs) and government cybersecurity teams.
DAS Benefits: We provide real benefits for our team that includes:
- Free Health Care from Aetna
- Dental Coverage
- Vision Coverage
- Paid Time Off
- 401K
- Employer Paid Group Life
- Flexible Spending Accounts
- Professional Development Training
