Linux Engineer (TS/SCI with Polygraph REQUIRED)
General Dynamics Information Technology.com
187k - 253k USD/year
Office
Customer Proprietary (VAC036), United States
Full Time
Type Of Requisition:
RegularClearance Level Must Currently Possess:
Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:
Top Secret SCI + PolygraphPublic Trust/Other Required:
NoneJob Family:
IT Infrastructure and OperationsJob Qualifications:
Skills:
Automation, Leadership, Linux System Administration, Scripting, Security ClearancesCertifications:
NoneExperience:
8 + years of related experienceUs Citizenship Required:
YesJob Description:
The Infrastructure Team Member will be responsible for the implementation, support and maintenance of all aspects of the project’s Linux infrastructure. Project infrastructure includes virtual and physical servers and software resources.
Qualifications
- Bachelor’s Degree in Computer Science, IT, or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience
- Minimum eight (8) years of related Systems and Linux Engineering experience
Required Knowledge/Skills
- Install, configure, secure and maintain all physical and virtual onsite and cloud servers/vms/instances using kickstart, puppet, ansible, infrastructure-as-code
- Monitor health and capacity of and troubleshoot Linux system resources using Nagios and iLO or iDRAC and VMware host console
- Assist multiple development teams with recurring operations and maintenance activities (host creation, system performance issues, H/W issues, general Linux administration support, Centrify/AD support, etc.)
- Coordinating and escorting vendors into the Data Center to replace failed hardware components on Linux systems
- Project based development and implementation of new Linux hardware and software capabilities (Security enhancements, Central Logging, Resource Monitoring and Notification, Dev/Ops Automation, etc.)
- Participating in and conducting applicable accreditation support (scans, automation, auditing, etc.) of Linux systems
- Providing general Linux system administration guidance and support to multiple development teams (disk management, account creation, design reviews, etc.)
- Create, manage, and update Linux servers in the cloud environment
- The successful candidate must be able to work well both in a team setting and individually on project-based tasks and have direct experience in the following:
- System Administration
- Prior experience as a Unix/Linux Systems Administrator of Linux, preferably RHEL/CentOS (installation, configuration, upgrades, troubleshooting)
- Prior experience developing Puppet modules for server builds (Kickstart), and maintenance automation
- Prior experience integrating automation with TFTP, DHCP and DNS.
- Prior experience with Centrify and Active Directory integration and management of Linux groups, accounts and servers
- Prior experience with one or more scripting tools:Puppet, Shell, Perl/CGI, Python
- Prior experience working with Linux in a cloud environment
- Managing and monitoring Linux server resources in a VMWare/VSphere environment
- Building and maintaining all Linux Virtual Machines
- Experience with automation tools, such as Puppet and Ansible, CGI/Perl and Python
Server/Resource Automation
Hardware Experience
- Direct experience with, including hardware maintenance, firmware updates to HP DL Series Servers, Dell PowerEdge R630/730 Servers and iLOM/iDRAC usage
Desired Skills
- Prior experience with SQL querying of a relational database, such as MySQL
- Prior experience with Nutanix and HPCC technologies
- Prior experience with Python and Ansible automation of system administration and configuration tasks
- Prior experience setting up Docker clusters using Swarm and or Kubernetes
- Prior experience with HP Apollo 4000 and 2000 systems architectures
- Prior experience with git for Infrastructure code management
Key Responsibilities
- Build, secure, maintain baseline physical, vm, cloud instances
- Monitor HW env to ensure rapid fixes and minimal downtime
- Work with multiple development teams for security and configuration updates
- Assist with planning and implementation of new infrastructure tools/services
- GDIT IS YOUR PLACE
- At GDIT, the mission is our purpose, and our people are at the center of everything we do.
- ● 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, and 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.
Scheduled Weekly Hours:
40Travel Required:
NoneTelecommuting Options:
OnsiteWork Location:
USA VA McLeanAdditional Work Locations:
USA VA WarrentonTotal Rewards At Gdit:
Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atGdit.Com/Tc.
Equal Opportunity Employer / Individuals with Disabilities / Protected VeteransLinux Engineer (TS/SCI with Polygraph REQUIRED)
Office
Customer Proprietary (VAC036), United States
Full Time
187k - 253k USD/year
October 1, 2025

General Dynamics Information Technology
GDIT