Linux Systems Administrator

About the role

As a System Administrator, you will play a critical role in managing and maintaining a dynamic and heterogeneous Red Hat Enterprise Linux environment (versions 7, 8, and 9).

Responsibilities

• Providing system administration in a fast-paced, technologically advanced environment while collaborating effectively within a team.
• Utilizing advanced troubleshooting techniques to resolve technical challenges of moderate to high complexity, including hardware and operating system (OS) integrations.
• Installing and configuring software applications based on end-user requirements.
• Partnering with Cybersecurity professionals to ensure compliance with security requirements and best practices.
• Performing monthly system patches and updates to maintain optimal functionality and security.
• Identifying and remediating vulnerabilities identified in SCAP scans and STIG findings to ensure system integrity.
• Ensuring antivirus definitions are up-to-date and verifying servers are properly reporting to Splunk.
• Managing user accounts, permissions, and access controls to maintain system security and compliance.
• Overseeing system backups, conducting regular tests to validate data restoration processes, and ensuring effective data retention.

Qualifications You Must Have

• Typically requires a University degree or equivalent experience and a minimum of 2 years of prior relevant experience, or an Advanced Degree in a related field.
• Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
• Experience with Red Hat Enterprise Linux systems.
• Ability to obtain the Department of Defense Directive (DoDD) 8140 / 8570 Certification (e.g., CompTIA Security+ CE or equivalent) within six months of the start date.

Qualifications We Prefer

• Experience working in High-Performance Computing (HPC) environments.
• Familiarity with Artificial Intelligence (AI) solutions and implementations.
• Experience with databases such as MariaDB, Oracle, and SQL.
• Experience with Enterprise Active Directory (AD) and LDAP.
• Experience with security tools, including SCAP, Nessus, Splunk, Symantec, and other antivirus solutions, as well as system hardening practices.
• Background in supporting engineers in software, simulations, and hardware development.
• Experience troubleshooting and documenting real-time solutions to technical challenges.
• Scripting experience (e.g., Bash, Python, Ansible) and familiarity with Kickstart.
• Experience with virtualization technologies such as ESXi, VMware, and vSphere.
• Experience with NetApp/Ontap storage solutions.
• Expertise in infrastructure backup, restoration, disaster recovery, and business continuity processes.

Pay

The salary range for this role is 68,900 USD - 131,100 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.

Benefits

• Medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts
• Flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays
• Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.

Schedule

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.