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Linux Administrator with Security Clearance

5 months ago

Chantilly, United States Dark Horse Technologies LLC Full time
THIS POSITION REQUIRES UNITED STATES CITIZENSHIP AND FULL SCOPE POLYGRAPH CLEARANCE Summary The successful candidate will maintain and improve, as part of an existing Linux team, the customer's Linux environment. This includes responsibility for the operating system software and its successful integration with the hardware and applications software across the organization. Duties, Tasks & Responsibilities * Planning, testing, installing, integrating, and maintaining new and upgraded versions of the relevant operating systems
* Building and hardening Linux servers, and establishing configuration baselines
* Applying all appropriate security and firmware patches in a timely manner, and assisting in creating, maintaining, and adhering to the organization's patch management plans
* Developing test plans and procedures
* Testing and integrating software and hardware
* Managing operating system lifecycles
* Establishing, developing, testing, staging, and operating environments
* Designing interfaces to external systems
* Researching and resolving operating system problems efficiently and accurately, while adhering to organizational standards and practices
* Troubleshooting operating system problems, and collaborating with other teams (e.g. application development, network, etc.) to resolve problems across the organization
* Providing technical support to other teams (e.g. application development, etc.) on requirements for integration into the operating system
* Maintaining and updating documentation on the operating system configuration and all other areas of responsibility Required Experience, Skills, & Technologies * Strong Linux administration experience, including configuring and maintaining Linux servers
* Experience working in an organization with complex, intertwined systems and data flows
* Experience creating, maintaining, and communicating complex information technology documentation
* Experience with domain account management, particularly via Centrify, LDAP, and Active Directory
* Experience applying security patches in a Linux environment
* Strong shell scripting experience
* Ability to manage a large, complex server environment
* Strong communication and collaboration skills to work effectively and proactively across a large organization of dispersed teams Desired Experience, Skills & Technologies * Strong Solaris administration experience
* Solaris administration/engineering certification (e.g. SCSAS, etc.)
* Scripting experience with Ansible or similar technologies