DT Professional Services

System Administrator

• Provide routine maintenance, installation, configuration, upgrades, patching, troubleshooting, break-fix, data protection, and vulnerability remediation for Microsoft Windows Server Datacenter 2022 or later (Standard and Enterprise editions) in Azure Government Cloud across multiple US Gov regions.
• Scale and maintain Windows Server Datacenter builds, deploy virtual machines, and support hybrid cloud environments between on-premise systems and Azure services.
• Manage VMs, servers, clusters, redundant and highly available infrastructures, and Windows PCs.
• Maintain and support Active Directory, Domain Controllers, DNS, Group Policy, and all Windows patching requirements.
• Ensure DISA STIG compliance across all Windows systems by completing checklists, using DISA SCAP tools or Navy eVALUATE STIG tools, identifying vulnerabilities, and performing remediation to maintain compliance standards.
• Administer and maintain Windows Server Update Services (WSUS) for update distribution and installation across NAVFAC CSM.
• Manage information and directory services within Microsoft Active Directory environments.
• Provision, configure, and maintain Azure Dedicated Hosts and Host Groups to support hardware-isolated IL2/IL4/IL5 workloads, including virtual machine deployments.
• Configure, scale, and maintain Azure Backup, Recovery Services Vaults, managed snapshots, and other approved solutions to support data protection, disaster recovery, compliance, business continuity, and cost optimization.
• Configure and maintain Azure Hybrid Benefits for Windows Servers.
• Perform RMF Steps 1–6 in support of NAVFAC CSM packages to meet ATO timelines.
• Support SCCA control implementation, routine patching, and ongoing STIG compliance activities.
• Manage POA&M entries to ensure vulnerabilities are tracked, mitigated, and resolved.
• Conduct continuous monitoring in alignment with the approved System Level Continuous Monitoring (SLCM) strategy.
• Review ACAS scan results, update POA&Ms, and ensure vulnerabilities are documented and remediated in accordance with DoD and DON standards.
• Provide and maintain required Hardware and Software Assessment Build-Out Sheets, updating them after environmental changes or annually.

System Administrator – Windows Server Datacenter

• Provide maintenance, sustainment, installation, configuration, patching, troubleshooting, break-fix, data protection, and vulnerability remediation for RHEL 8 & 9 systems running in Azure Government Cloud across multiple US Gov regions
• Scale and maintain RHEL environments, including deploying and upgrading virtual machines, supporting hybrid cloud configurations, and managing servers, clusters, highly available infrastructures, and RHEL endpoints
• Support and administer critical services including LDAP, SYSLOG, DNS/BIND, JAVA, NTP, SMTP/Mail Relay, and RHEL patching
• Maintain full DISA STIG compliance, complete STIG checklists, run SCAP/eVALUATE scans, identify vulnerabilities, and remediate findings
• Maintain and administer Red Hat Satellite Server (or approved services) to manage updates, package distribution, and system configuration
• Provision, configure, and maintain Azure Dedicated Hosts and Host Groups for hardware isolation supporting IL2, IL4, and IL5 workloads
• Manage backup and disaster recovery solutions using Azure Backup, Recovery Services Vaults, snapshots, or approved services, ensuring compliance, application consistency, business continuity, and cost optimization
• Configure and maintain Azure Hybrid Benefits for RHEL servers
• Support RMF Steps 1–6 to meet ATO requirements and maintain system accreditation timelines
• Ensure ongoing STIG compliance, routine patching execution, and security control monitoring aligned with SCCA requirements
• Manage and update Plan of Action & Milestones (POA&Ms), ensuring vulnerabilities are tracked, mitigated, and resolved within required timeframes
• Conduct continuous monitoring of systems following the approved System Level Continuous Monitoring (SLCM) strategy
• Review ACAS scan results and update POA&Ms in accordance with DoD and DON standards
• Maintain hardware/software inventory and system assessment documentation, updating annually or upon environmental changes

System Administrator, RHEL

• Provide routine maintenance, installation, configuration, upgrades, patching, troubleshooting, break-fix, data protection, and vulnerability remediation for Microsoft Windows Server Datacenter 2022 or later in Azure Government Cloud across multiple US Gov regions.
• Scale and maintain Windows Server Datacenter builds, deploy virtual machines, and support hybrid cloud environments between on-premise systems and Azure services.
• Manage VMs, servers, clusters, redundant and highly available infrastructures, and Windows PCs.
• Maintain and support Active Directory, Domain Controllers, DNS, Group Policy, and all Windows patching requirements.
• Ensure DISA STIG compliance across all Windows systems by completing checklists, using DISA SCAP tools or Navy eVALUATE STIG tools, identifying vulnerabilities, and performing remediation to maintain compliance standards.
• Administer and maintain Windows Server Update Services (WSUS) for update distribution and installation across NAVFAC CSM.
• Manage information and directory services within Microsoft Active Directory environments.
• Provision, configure, and maintain Azure Dedicated Hosts and Host Groups to support hardware-isolated IL2/IL4/IL5 workloads, including virtual machine deployments.
• Configure, scale, and maintain Azure Backup, Recovery Services Vaults, managed snapshots, and other approved solutions to support data protection, disaster recovery, compliance, business continuity, and cost optimization.
• Configure and maintain Azure Hybrid Benefits for Windows Servers.
• Perform RMF Steps 1–6 in support of NAVFAC CSM packages to meet ATO timelines.
• Support SCCA control implementation, routine patching, and ongoing STIG compliance activities.
• Manage POA&M entries to ensure vulnerabilities are tracked, mitigated, and resolved.
• Conduct continuous monitoring in alignment with the approved System Level Continuous Monitoring (SLCM) strategy.
• Review ACAS scan results, update POA&Ms, and ensure vulnerabilities are documented and remediated in accordance with DoD and DON standards.

System Administrator, Windows

Bookkeeper

• Maintain accurate and up-to-date general ledger entries, accounts payable/receivable, payroll records, and bank reconciliations
• Ensure accounting practices are in full compliance with DCAA regulations and standards
• Assist with preparation and submission of invoices in accordance with government contract terms (T&M, CPFF, FFP)
• Track and allocate costs appropriately using Cost Accounting Standards (CAS) and indirect cost pools
• Review, code, and process vendor bills and employee expenses, ensuring proper cost pool allocation and allowability under contract terms
• Reconcile AR and AP sub-ledgers to the general ledger; maintain complete, audit-ready documentation for all transactions
• Support monthly and year-end close processes, including journal entries, accruals, and preparation of financial reports
• Assist in preparing for DCAA audits, incurred cost submissions, and other government audits
• Maintain organized records and documentation in line with FAR and DFARS requirements
• Collaborate with program managers, project teams, and external auditors as needed
• Other duties as assigned

System Administrator – Windows Server Datacenter

System Administrator, RHEL

System Administrator, Windows

Bookkeeper / Accounting Clerk