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Full-time, Part-time
Dahlgren, VA 22448
Updated 30+ days ago
Darkblade Systems Employment Opportunity Position: SENIOR LINUX SYSTEM ADMINISTRATOR Location: DAHLGREN, VIRGINIA To Apply: Apply on ClearanceJobs or email resumes in Word format to Security Clearance: Active DoD SECRET (minimum), TS PREFERRED Overview: 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. Qualifications: * Minimum three - six years' experience in system administration of Linux-based servers and Linux-based workstations.
* Experience with Department of Defense experience security guidelines and policies. (DISA STIGS) is a plus.
* Experience with Red Hat Enterprise Linux (RHEL 7.x) operating systems and services.
* Must meet DoD 8570 Information Assurance Workforce (IAWF) criteria or Information Assurance Technical (IAT) Level II certification at time of hire (i.e., Security+).
* Have knowledge of corporate services including: DNS, SMTP, RHEV, Splunk, Apache.
* Demonstrated experience managing the installation and maintenance of IT infrastructure.
* Hardware experience with Dell systems is a plus.
* Experience working in an environment with rapidly changing job priorities.
* Remedy ITSM Ticket Management experience.
* Linux+ or Red Hat Certification preferred. Duties and Responsibilities: • 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 (e.g. 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 file.
• 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 NTP. Darkblade Systems Corporation is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status or any other characteristic protected by law.
Posting ID: 637434044 Posted: 2021-09-08 Job Title: Linux Systems Administrator Security Clearance