Description:Teksystems seeks a Linux Administrator to join our growing team in Dahlgren, VA. Working as part of a team, administer and manage servers and end-user workstations in both unclassified and classified network environments on a Research, Development, Test and Evaluation (RDT&E) Program.Essential responsibilities of the Sr Linux Administrator include, but are not limited to: Utilize Red Hat Enterprise Linux system administration experience to provide technical problem solving and in-depth consulting relative to system operations Automate installation methods and system imaging (eg Kickstart/Ansible) Use cryptographic experience to set up public key infrastructure (PKI) to create, manage, distribute, use, store, and revoke digital certificates and manage public-key encryption DISA STIG implementation and work within Configuration-Managed Environments Analyze, design, and implement modifications to system software to improve and enhance system performance by correcting errors Plan new hardware acquisitions, interact with vendors, educate customers, and collaborate with other projects within the organization Work closely with engineers to help them use workstations and servers to solve their computationally intensive problems Support application installation, license management, software tracking / distribution and backup/recovery of system configurations and user data files Understand and use essential tools for handling files, directories, command-line environments, and documentation Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services Configure local storage using partitions and logical volumes Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems Deploy, configure, and maintain systems, including software installation, update, and core services Manage users and groups, including use of a centralized directory for authentication Manage security, including basic firewall and SELinux configuration Configure static routes, packet filtering, and network address translation Set kernel runtime parameters Produce and deliver reports on system utilization Use shell scripting to automate system maintenance tasks Configuring system logging, including remote logging Configure a system to provide networking services, including HTTP/HTTPS, DNS, SMTP, SSH and NTPSkills:red hat linux, workstation, linux administration, Linux, Red hat, Linux red hat, Scripting, AnsibleTop Skills Details:red hat linux,workstation,linux administrationAdditional Skills & Qualifications:Most candidates come from:(There is a bridge that connects Maryland to Dahlgren)1) La Plata, MD - 25 min drive2) Fredericksburg, VA - 35 min drive3) Leonardtown, MD - 40 min drive4) Stafford, VA - 45 min drive5) Quantico, VA - Around an hour driveExperience Level:Intermediate LevelAbout TEKsystems: We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.We are an equal opportunity employers and will consider all applications without regard to race, genetic information, sex, age, color, religion, national origin, veteran status, disability or any other characteristic protected by law. To view the EEO is the law poster click here. Applicants with disabilities that require an accommodation or assistance a position, please call 888-472-3411 or email mpowers@teksystems.com. This is a dedicated line designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Messages left for other purposes will not receive a response.