Classified Linux System Administrator

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers, thought leaders, and innovators. Join us and take your place in space.
Job Summary
We are looking for a Systems Administration Staff II/III. In this role, you will use enterprise Linux expertise to support enterprise Linux systems in a classified environment. You will support aerospace engineering staff using these systems to perform scientific and engineering analyses that support critical national space assets. To excel in this role, you would be familiar with Linux provisioning, troubleshooting, patching, security hardening, and user support performed in a classified environment.
Work Model
This is a full-time position based in Chantilly, VA, which requires 100% onsite work.
What You'll Be Doing

• Install Red Hat Enterprise Linux and Oracle Linux on physical systems, including implementing encryption-at-rest (LUKS)
• Provision Red Hat Enterprise Linux and Oracle Linux VMs
• Patch, reboot, and troubleshoot patching processes (e.g. GPU drivers & kernel modules) and patching infrastructure on large classified networks and in stand-alone (air-gapped) networks
• System and user data and configuration backup and restore
• Provide enterprise Linux troubleshooting, tier 2 and 3 Linux user support including software installation, configuration
• Support scientists and engineers running workloads and applications on Linux systems
• Security harden systems and remediate vulnerabilities
• Monitor availability, improve monitoring, and restore systems and services in a timely manner and improve prevention and reduce future outages
• Write or improve documentation for processes and procedures

What You Need to be Successful
Minimum Requirements for Systems Administration Staff II:

• DoD approved 8570 baseline certification such as Security+, CISSP, or equivalent
• 1 year of experience in Red Hat Enterprise Linux (RHEL) or its clones (CentOS, Oracle, Rocky, Alma) Linux systems administration, including provisioning, patching individual systems, basic troubleshooting, and implement security hardening for enterprise environments.
• Experience with hardware troubleshooting and configuration
• This position requires a TS/SCI security clearance, which is issued by the US government. U.S citizenship is required to obtain a security clearance.
• This position requires an adjudicated Counter-Intelligence Polygraph.

In addition to the above, the minimum requirements for Systems Administration Staff IIIinclude:

• 3 years of experience in Red Hat Enterprise Linux (RHEL) or its clones (CentOS, Oracle, Rocky, Alma) Linux systems administration, including provisioning, fleet-wide patching, more advanced troubleshooting, and troubleshooting issues caused by security hardening for enterprise environments.
• One or more of the following: certification such as Red Hat Certified System Administrator, bash or shell scripting skill, experience configuring and managing access to NFS file system shares, Active Directory integration with Linux, Linux performance troubleshooting & tuning, Infrastructure-as-Code (e.g. Puppet, Ansible, TerraForm) skills & experience.

Leadership Competencies
Our leadership philosophy is simple: every employee, regardless of level and role, can demonstrate leadership. At Aerospace, our commitment is our people. To cultivate our talent and ensure that we have a strong pipeline of future leaders, we want individuals who:

• Operate Strategically
• Lead Change
• Engage with Impact
• Foster Innovation
• Deliver Results

Ways We Reward Our Employees
During your interview process, our team will provide details of our industry-leading benefits.
Benefits vary and are applicable based on Job Type. A few highlights include:

• Comprehensive health care and wellness plans
• Paid holidays, sick time, and vacation
• Standard and alternate work schedules, including telework options
• 401(k) Plan - Employees receive a total company-paid benefit of 8%, 10%, or 12% of eligible compensation based on years of service and matching contributions; employees are immediately eligible and vested in the plan upon hire
• Flexible spending accounts
• Variable pay program for exceptional contributions
• Relocation assistance
• Professional growth and development programs to help advance your career
• Education assistance programs
• A work environment built on teamwork, flexibility, and respect

We are all unique, from various backgrounds and all walks of life, yet one thing bonds all of us to each other-the belief that we can make a difference. This core belief empowers us to do our best work at The Aerospace Corporation.
Equal Opportunity Commitment
The Aerospace Corporation is an equal opportunity employer. All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, age, sex (including pregnancy, childbirth, and related medical conditions), sexual orientation, gender, gender identity or expression, color, religion, genetic information, marital status, ancestry, national origin, protected veteran status, physical disability, medical condition, mental disability, or disability status and any other characteristic protected by state or federal law. If you're an individual with a disability or a disabled veteran who needs assistance using our online job search and application tools or need reasonable accommodation to complete the job application process, please contact us by phone at 310.336.5432 or by email at [email protected] . You can also review Know Your Rights: Workplace Discrimination is Illegal.