General Dynamics Information Technology
Senior Systems Administrator
General Dynamics Information Technology, Washington, District of Columbia, us, 20022
Overview
Senior Systems Administrator at General Dynamics Information Technology (GDIT). Role supports the NNSA (National Nuclear Security Administration) with core service functions including Server, Storage End Point Security (ESS), E-discovery, MECM, Monitoring Tools, Storage, and VMware teams. Responsibilities
Enterprise Authorization: Integrate Linux Systems into a primary Windows environment where authentication, authorization, and accounting actives are controlled by Active Directory with PKI certificates and Single Sign On. Enterprise Provisioning: Configure new Linux and Windows systems for customer use and ensure initial configurations meet enterprise baselines & controls (e.g., agents installed, correct configurations). Integrate Linux and Windows systems with other enterprise tooling (e.g., ACAS, Splunk, SolarWinds, Backup systems). Ensure patches are maintained across a diverse Linux environment in a heavily automated manner, where possible. Ensure that provisioned servers remain in compliance with baseline requirements and evolving enterprise policy (e.g., Windows-like Group Policy for ongoing compliance). Provide technical support for administration of enterprise Storage systems including Hyperflex, NAS, and SAN platforms. Provide technical and administrative support for system backups, ensuring backups complete as scheduled and systems operate optimally. Develop an operating system lifecycle plan with integration of NNSA STIGs and other security standards. Monitor all solutions integrated via a centralized alerting system. Certify log management and forwarding to a single repository. Serve as a technical expert for development, implementation, management, and support of systems and networks; plan and execute complex assignments and develop new methods across IT specialties. Maintain group policy, AD directory structure, and deployment of policies. Provide domain-level configuration, administration, operation, and support for the enterprise. Support hardware and software management; manage software licensing repository and tracking across the enterprise. Provide configuration management support in accordance with compliance and policies and procedures. Perform account management (establishing, activating, modifying, disabling, and removing accounts). Provide configuration management, implementation, and sustainment of compliance with applicable system security controls. Provide day-to-day IT system support including monitoring and problem resolution for client/server/storage/network devices and mobile devices. Optimize system operations and resource utilization; perform capacity analysis and planning. Provide in-depth troubleshooting experience for IT systems. Education and Certifications
Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent work experience) or Technical Training, Certifications, and 8+ years of experience. Required Skills
At least 5-7 years of experience as a Systems Administrator or similar role Strong experience with Linux and Windows-based systems administration Knowledge of cloud platforms (AWS, Azure, Google Cloud) Experience with virtualization technologies (VMware, Hyper-V) Familiarity with containerization technologies like Docker and Kubernetes is a plus Experience with system monitoring tools (e.g., Nagios, Zabbix, SolarWinds) Experience with backup strategies and tools such as Commvault Knowledge of scripting languages (e.g., PowerShell) for automation Strong troubleshooting and problem-solving abilities Solid understanding of networking protocols (DNS, DHCP, TCP/IP, VPN, etc.) Expert knowledge of Windows client/server administration, including OS config, file sharing, DNS, DHCP, and Active Directory Experience granting permissions, managing group policy, and responding to trouble tickets Implement ongoing system security compliance measures including patches and updates Knowledge and experience with VMware vSphere (vCenter/ESXi) and Horizon View (VDI Desktops) Practical experience implementing and maintaining virtualization (VDI Desktops) Security Clearance Level: DOE Q or TS Random Drug Screening Required Skills and Abilities: Written and oral communication; organization, problem solving, teamwork Location: Washington DC, Germantown, MD, or Albuquerque, NM – 100% onsite with our customer US Citizenship Required Desired Certifications
Microsoft Windows Hybrid Administrator ITIL 4 Foundation Certification Microsoft Certified: Azure Administrator Associate Red Hat Certified Engineer (RHCE) VMware Certified Professional (VCP) Additional Information
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
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Senior Systems Administrator at General Dynamics Information Technology (GDIT). Role supports the NNSA (National Nuclear Security Administration) with core service functions including Server, Storage End Point Security (ESS), E-discovery, MECM, Monitoring Tools, Storage, and VMware teams. Responsibilities
Enterprise Authorization: Integrate Linux Systems into a primary Windows environment where authentication, authorization, and accounting actives are controlled by Active Directory with PKI certificates and Single Sign On. Enterprise Provisioning: Configure new Linux and Windows systems for customer use and ensure initial configurations meet enterprise baselines & controls (e.g., agents installed, correct configurations). Integrate Linux and Windows systems with other enterprise tooling (e.g., ACAS, Splunk, SolarWinds, Backup systems). Ensure patches are maintained across a diverse Linux environment in a heavily automated manner, where possible. Ensure that provisioned servers remain in compliance with baseline requirements and evolving enterprise policy (e.g., Windows-like Group Policy for ongoing compliance). Provide technical support for administration of enterprise Storage systems including Hyperflex, NAS, and SAN platforms. Provide technical and administrative support for system backups, ensuring backups complete as scheduled and systems operate optimally. Develop an operating system lifecycle plan with integration of NNSA STIGs and other security standards. Monitor all solutions integrated via a centralized alerting system. Certify log management and forwarding to a single repository. Serve as a technical expert for development, implementation, management, and support of systems and networks; plan and execute complex assignments and develop new methods across IT specialties. Maintain group policy, AD directory structure, and deployment of policies. Provide domain-level configuration, administration, operation, and support for the enterprise. Support hardware and software management; manage software licensing repository and tracking across the enterprise. Provide configuration management support in accordance with compliance and policies and procedures. Perform account management (establishing, activating, modifying, disabling, and removing accounts). Provide configuration management, implementation, and sustainment of compliance with applicable system security controls. Provide day-to-day IT system support including monitoring and problem resolution for client/server/storage/network devices and mobile devices. Optimize system operations and resource utilization; perform capacity analysis and planning. Provide in-depth troubleshooting experience for IT systems. Education and Certifications
Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent work experience) or Technical Training, Certifications, and 8+ years of experience. Required Skills
At least 5-7 years of experience as a Systems Administrator or similar role Strong experience with Linux and Windows-based systems administration Knowledge of cloud platforms (AWS, Azure, Google Cloud) Experience with virtualization technologies (VMware, Hyper-V) Familiarity with containerization technologies like Docker and Kubernetes is a plus Experience with system monitoring tools (e.g., Nagios, Zabbix, SolarWinds) Experience with backup strategies and tools such as Commvault Knowledge of scripting languages (e.g., PowerShell) for automation Strong troubleshooting and problem-solving abilities Solid understanding of networking protocols (DNS, DHCP, TCP/IP, VPN, etc.) Expert knowledge of Windows client/server administration, including OS config, file sharing, DNS, DHCP, and Active Directory Experience granting permissions, managing group policy, and responding to trouble tickets Implement ongoing system security compliance measures including patches and updates Knowledge and experience with VMware vSphere (vCenter/ESXi) and Horizon View (VDI Desktops) Practical experience implementing and maintaining virtualization (VDI Desktops) Security Clearance Level: DOE Q or TS Random Drug Screening Required Skills and Abilities: Written and oral communication; organization, problem solving, teamwork Location: Washington DC, Germantown, MD, or Albuquerque, NM – 100% onsite with our customer US Citizenship Required Desired Certifications
Microsoft Windows Hybrid Administrator ITIL 4 Foundation Certification Microsoft Certified: Azure Administrator Associate Red Hat Certified Engineer (RHCE) VMware Certified Professional (VCP) Additional Information
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
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