Senior Linux Engineer (Remote)

RedLine Performance Solutions; Washington (District of Columbia); Remote; USD 90,000 - 130,000; Full time

Job summary

An established industry player seeks a Sr. Linux/HPC Engineer to join a dynamic team supporting critical R&D efforts for environmental modeling. This remote role demands expertise in Linux systems administration, networking, and scripting, alongside strong communication and problem-solving skills. You will lead the maintenance and evolution of complex technical infrastructures, enabling scientists to develop impactful models for climate change and hurricane prediction. Join a forward-thinking organization committed to innovation and excellence, where your contributions will help shape the future of environmental science.

Qualifications

• 7+ years of Linux systems administration experience, preferably in Red Hat.
• Strong knowledge of TCP/IP, IPv6, and networking.
• Experience scripting in Bash, Perl, and Python.

Responsibilities

• Support scientists developing models related to atmospheric and oceanic behaviors.
• Maintain and evolve technical infrastructure for mission-critical R&D.
• Coordinate remotely across multiple projects.

Skills

Linux Systems Administration

TCP/IP Networking

Firewall Configuration

Enterprise Storage Management

X.509 Certificate Management

DNS Administration

Multi-Factor Authentication

Verbal and Written Communication

Problem-Solving Skills

Scripting in Bash, Perl, Python

Education

Bachelor's Degree in Computer Science

Equivalent Experience in Related Field

Tools

Git

Puppet

Ansible

Trac

Gitlab

Job description

Job Title: Sr. Linux/HPC Engineer

RedLine Performance Solutions (RedLine) has over 25 years of experience in Linux and HPC solutions engineering services. We are committed to maintaining high standards for our team, enabling us to achieve what others cannot and ensuring staff retention. We are seeking a Sr. Linux/HPC Engineer to support multiple R&D sites for the National Oceanic and Atmospheric Agency (NOAA). The candidate must operate effectively as part of a team supporting a mission-critical, multi-site R&D environment.

The role involves supporting scientists who develop models and simulations related to atmospheric, oceanic, and climate behaviors, focusing on societal-relevant model-building such as hurricane prediction and climate change analysis. The environment is complex, heterogeneous, and rapidly evolving. The Sr. Linux Engineer will lead and participate in maintaining and evolving this technical infrastructure, including supporting on-site HPC environments.

US citizenship and the ability to obtain a security clearance are mandatory. This position is remote.

Required Skills:

1. 7+ years of Linux systems administration experience, preferably in a Red Hat environment
2. Strong knowledge of TCP/IP, IPv6, and dual-stack networking
3. Firewall configuration experience
4. Advanced enterprise storage management skills
5. Proficiency in creating, validating, and managing X.509 certificates
6. Experience with DNS administration, including DNS view configuration
7. Knowledge of multi-factor authentication (MFA) concepts and workflows
8. Excellent verbal and written communication skills, with ability to coordinate remotely across multiple projects
9. Strong organizational and problem-solving skills
10. Experience scripting in Bash, Perl, and Python within a version-controlled environment (Git)
11. Bachelor’s degree or equivalent experience, preferably in computer science, MIS, or related field

Preferred Skills/Experience:

1. System engineering experience alongside system administration
2. HPC system experience (e.g., parallel file systems, cluster management, archival systems, Infiniband)
3. Server automation tools (e.g., Puppet, Foreman, Ansible)
4. Familiarity with hardware and networking equipment (Dell, Juniper, HPE, Spectra Logic, Storagetek, Hitachi-Vantra)
5. Ability to lead projects and initiatives
6. Experience with applications such as Trac, Gitlab, OTRS, Mediawiki
7. Strong virtualization skills, especially with KVM
8. Experience with authentication systems (LDAP, Globus, OAuth, SSO, bastions)