Senior Linux Engineer - TS/SCI w/Poly

Clearance Level
Top Secret SCI + Polygraph
Systems Engineering
McLean, Virginia
Onsite Workplace
REQ#: RQ139928
Requisition Type: Regular
Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

GDIT is looking for a high-performing Senior Linux Engineer. 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. Activities include but are not limited to:

  • 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

  • VMWare/VSphere

  • Managing and monitoring Linux server resources in a VMWare/VSphere environment

  • Building and maintaining all Linux Virtual Machines

  • Server/Resource Automation

  • Experience with automation tools, such as Puppet and Ansible, preferably Puppet, CGI/Perl and Python

Hardware Experience:

  • Direct experience with, including hardware maintenance, firmware updates to HP DL Series Servers, Dell PowerEdge R630/730 Servers and iLOM/iDRAC usage

Education and Qualifications:

  • BS Degree and 5 years of experience of equivalent combination of education and experience

  • TS/SCI with polygraph

Optional Experience:

  • Prior experience with SQL querying of a relational database, such as MySQL

  • Prior experience with Nutanix and HPCC technologies


Travel Required: Less than 10%
About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.