General Dynamics
Type of Requisition: Regular. Clearance Level Must Currently Possess: Top Secret/SCI. Clearance Level Must Be Able to Obtain: Top Secret/SCI. Public Trust/Other Required: None. Job Family: IT Infrastructure and Operations.
Job Qualifications
Skills: Linux, RedHat, System Administration
Certifications: None
Experience: 3+ years of related experience
US Citizenship Required: Yes
Job Description Advance how our customers operate while you advance your career. Join GDIT as a Senior Linux Systems Administrator and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
Duties and Responsibilities
Configure, deploy, and maintain Linux server environments, including physical and virtual systems.
Administer Red Hat and CentOS Linux systems, ensuring stability, performance, and security compliance.
Configure and manage Linux services such as Apache, Nginx, DNS, DHCP, LDAP, and related system services.
Monitor system performance and availability, proactively identifying and resolving issues before they impact operations.
Troubleshoot and resolve complex system issues, including problems without existing documented solutions.
Implement system patches, updates, and security hardening in accordance with DoD and organizational policies.
Manage SSL/TLS certificate lifecycle activities supporting Linux-based services.
Collaborate with infrastructure, network, storage, and security teams to design and implement Linux-based solutions aligned with enterprise requirements.
Participate in system upgrades, migrations, and the deployment of new Linux infrastructure components.
Ensure incidents, problems, and service requests are tracked, prioritized, escalated, and resolved appropriately.
Develop and maintain technical documentation, including system configurations, troubleshooting guides, and standard operating procedures.
Produce reports and data sets to inform leadership of system performance, trends, and improvement opportunities.
Provide technical mentorship and guidance to junior administrators and team members.
Support projects focused on improving the security, efficiency, scalability, and resilience of Linux environments.
Assist in developing and enforcing system policies and best practices.
Participate in enterprise initiatives to modernize and standardize infrastructure services.
Contribute to continuous improvement efforts across Enterprise Services teams.
What You’ll Need to Succeed
Certification: Applicable DoD 8140 or DoD 8570 Certification
Experience: 3+ years of related experience
Strong experience building, deploying, and maintaining Linux server infrastructures.
Expertise in system performance tuning, availability management, and security hardening.
Experience implementing patches, updates, and configuration changes in controlled environments.
Ability to troubleshoot and resolve complex systems issues under operational constraints.
Strong documentation skills for system configurations, procedures, and troubleshooting guides.
Proven ability to work collaboratively across multiple IT disciplines.
Red Hat Certified System Administrator (RHCSA) or higher.
ITIL 4 Foundation Certification.
Experience supporting USCENTCOM environments and familiarity with mission systems and operational requirements.
Knowledge of enterprise-scale infrastructure operations.
Experience mentoring junior administrators and contributing to team development.
Security clearance level: TS/SCI.
US citizenship required.
GDIT Is Your Place
Growth: AI-powered career tool that identifies career steps and learning opportunities.
Support: An internal mobility team focused on helping you achieve your career goals.
Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off.
Community: Award-winning culture of innovation and a military-friendly workplace.
Own Your Opportunity Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
The likely salary range for this position is $97,750 – $132,250. Salary will be set based on experience, geographic location, and possibly contractual requirements and could fall outside of this range.
Scheduled weekly hours: 40. Travel required: Less than 10%. Telecommuting options: Onsite. Work location: USA FL MacDill AFB.
Equal Opportunity Employer Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
General Dynamics
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Job Qualifications
Skills: Linux, RedHat, System Administration
Certifications: None
Experience: 3+ years of related experience
US Citizenship Required: Yes
Job Description Advance how our customers operate while you advance your career. Join GDIT as a Senior Linux Systems Administrator and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
Duties and Responsibilities
Configure, deploy, and maintain Linux server environments, including physical and virtual systems.
Administer Red Hat and CentOS Linux systems, ensuring stability, performance, and security compliance.
Configure and manage Linux services such as Apache, Nginx, DNS, DHCP, LDAP, and related system services.
Monitor system performance and availability, proactively identifying and resolving issues before they impact operations.
Troubleshoot and resolve complex system issues, including problems without existing documented solutions.
Implement system patches, updates, and security hardening in accordance with DoD and organizational policies.
Manage SSL/TLS certificate lifecycle activities supporting Linux-based services.
Collaborate with infrastructure, network, storage, and security teams to design and implement Linux-based solutions aligned with enterprise requirements.
Participate in system upgrades, migrations, and the deployment of new Linux infrastructure components.
Ensure incidents, problems, and service requests are tracked, prioritized, escalated, and resolved appropriately.
Develop and maintain technical documentation, including system configurations, troubleshooting guides, and standard operating procedures.
Produce reports and data sets to inform leadership of system performance, trends, and improvement opportunities.
Provide technical mentorship and guidance to junior administrators and team members.
Support projects focused on improving the security, efficiency, scalability, and resilience of Linux environments.
Assist in developing and enforcing system policies and best practices.
Participate in enterprise initiatives to modernize and standardize infrastructure services.
Contribute to continuous improvement efforts across Enterprise Services teams.
What You’ll Need to Succeed
Certification: Applicable DoD 8140 or DoD 8570 Certification
Experience: 3+ years of related experience
Strong experience building, deploying, and maintaining Linux server infrastructures.
Expertise in system performance tuning, availability management, and security hardening.
Experience implementing patches, updates, and configuration changes in controlled environments.
Ability to troubleshoot and resolve complex systems issues under operational constraints.
Strong documentation skills for system configurations, procedures, and troubleshooting guides.
Proven ability to work collaboratively across multiple IT disciplines.
Red Hat Certified System Administrator (RHCSA) or higher.
ITIL 4 Foundation Certification.
Experience supporting USCENTCOM environments and familiarity with mission systems and operational requirements.
Knowledge of enterprise-scale infrastructure operations.
Experience mentoring junior administrators and contributing to team development.
Security clearance level: TS/SCI.
US citizenship required.
GDIT Is Your Place
Growth: AI-powered career tool that identifies career steps and learning opportunities.
Support: An internal mobility team focused on helping you achieve your career goals.
Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off.
Community: Award-winning culture of innovation and a military-friendly workplace.
Own Your Opportunity Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
The likely salary range for this position is $97,750 – $132,250. Salary will be set based on experience, geographic location, and possibly contractual requirements and could fall outside of this range.
Scheduled weekly hours: 40. Travel required: Less than 10%. Telecommuting options: Onsite. Work location: USA FL MacDill AFB.
Equal Opportunity Employer Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
General Dynamics
#J-18808-Ljbffr