GD126 Senior Linux Systems Administrator

Do you want an exciting career at NASA supporting scientists to better understand our Earth, atmosphere and environmental sciences? Then come join the ADNET / NASA team to support the GES-DISC one of the largest science data centers that provide specialized data to users around the globe (

NASA’s Goddard Space Flight Center nestled in the Maryland suburbs of Greenbelt is just 30 minutes from the heartbeat of America – Washington, D.C.  Now you can have it all, the nightlife, museums, great food and theater.  Work in a place that pushes the envelope of science every day, yet spy a deer or a Canadian goose as you stroll the grounds of Goddard during lunch

We are recruiting for a Senior Linux Systems Administrator and a highly motivated individual with at least 5+ years of Linux Systems Administration experience to work as a part of a Systems Administration team.

Responsibilities include:

– Managing CentOS/RHEL Linux servers

– Performing Linux OS updates, upgrades and installations

– Troubleshooting hardware, system and application problems

– Installing software packages on Linux systems – Maintaining network equipment and cabling

– Configuring switches and firewalls

– Installing, configuring and maintaining stand-alone RAID storage  


– Strong communications skills: ability to explain problems and solutions, both in writing and verbally

– Excellent troubleshooting and problem solving skills

– Ability to self-direct and independently solve issues

– Solid understanding of Linux OS at all levels (from boot process to memory organization)

– Proficient and comfortable with Unix shell, ability to understand and write shell scripts

– Experience installing and managing RPM-based Linux distributions

– Experience with data storage concepts, architecture and application (RAID, File System organization, network file systems)

– Knowledge of system-level and application-level virtualization concepts and applications (KVM/XEN/Docker/Kubernetes)

– In-depth understanding of networks on all levels (from physical to application level)

– Knowledge of python or Perl development a plus

– Understanding or experience with administering cloud based systems and configuration a plus

**** This job is with NASA’s Goddard Space Flight Center’s SESDA contract and therefore requires US citizenship  ****

Team ADNET brings over 25 years of experience to information systems and professional services for the federal government. With a history of expertise in software development, computer network design, IT security, mission operations support, and educational outreach, Team ADNET has now expanded into Space and Earth Science at NASA’s Goddard Space Flight Center (GSFC) in Greenbelt, MD.

Team ADNET is working with Goddard Space Flight Center to fulfill NASA’s vision for space exploration, and working with the Science and Exploration Directorate to fulfill its many missions.

ADNET Systems, Inc. is an employee-centric company, committed to providing premier benefits that support our employees and their families. With affordable medical and dental plans coupled with leading disability and life insurance options, ADNET Systems, Inc. offers our employees the benefits most sought after by today’s professional. Furthermore, our benefits package features the extras that distinguish us from other small businesses, ensuring our high employee retention that our customers appreciate:

Flexible schedules

Annual Leave/Sick Leave
Military and Family Emergency Leave
Paid Holidays
Swag Bags
Performance Bonuses
Medical and Dental Plans
Direct Deposit Payroll
401K Plan with Company Matching and Immediate Vesting
Tuition Reimbursement
In-house Seminars/Workshops/Classes