Systems Administrator I

Sierra Nevada Corporation Plano, TX

About the Job

The Technical Systems Administrator is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure both located within the Business Area Network and Internet based. This individual participates in technical research and development to enable continuing innovation within the infrastructure. This individual ensures that system hardware, operating systems, software systems, and related procedures adhere to organizational values, enabling staff, Partners, and customers.

The Mission Solutions and Technologies (MST) business area provides affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of supporting the Department of Defense, Department of Homeland Security, commercial and international customers with years of experience in platform operations, engineering and full lifecycle management across domains – air, land, sea, space and cyber. Learn more about MST

Primary Responsibilities Include:

  • Diagnosing hardware issues in computer systems, particularly server systems but including desktop and laptop computers. This requires an understanding of the components of computing hardware, how those components interact, and how common systems (desktops, laptops, servers, and storage systems) are assembled. This responsibility also includes reading and interpreting fault codes (provided via LED display, log file, or audible tones), researching these fault codes, and determining likely reasons for faults
  • Handling maintenance and repair work for server and end-user computer systems. This requires a willingness to engage third party support groups in scheduling and performing in-warranty repairs of computer systems, handling routine communications with vendor support groups in pursuit of system repair and maintenance, escorting on-site vendor technicians when performing repair and maintenance work, and replacing failed systems (e.g. desktops or thin clients) with functioning replacement systems. This responsibility also entails following established best practices for change management and documentation using our existing change management system
  • Fielding basic support questions from customers on-site at the Learning Lab. This includes basic access and setup questions (e.g. "Where's a copier?"; "Can I plug in my laptop?"; "Do you have a part I forgot) as well as technical questions regarding the learning lab systems. This responsibility also requires having a positive and friendly demeanor when interacting with customers, and handling escalation of questions to the appropriate engineering group
  • Maintaining the hardware spares pool of the Learning Lab facility. This includes performing routine inventory of the spares pool to identify which items need to be re-ordered, placing orders to refill the spares pool through an existing purchase process, receiving shipments and restocking the spares pool, and reporting on spares pool requests for items that are not kept as routine stock in order to expand the capability of the spares pool to respond to user requests




  • Requires a BA/BS in Related Field
  • Knowledge of TCP/IP and basic network routing protocol
  • CompTIA A+
  • Server+
  • Network+
  • Red Hat HRCSA
  • RHCE
  • Linux Academy Certified Kubernetes Administrator
  • Certified Kubernetes Application Developer

Important Notice:

This position requires the ability to obtain and maintain a Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. citizens may not be eligible to obtain a security clearance.  The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.

At Sierra Nevada Corporation (SNC) we deliver customer-focused technology and best-of-breed integrations in the aerospace and defense sectors. SNC has been honored as one of the most innovative U.S. companies in space, a Tier One Superior Supplier for the U.S. Air Force, and as one of America’s fastest-growing companies. Learn more about SNC

SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 8%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

In accordance with the Executive Order on ensuring adequate COVID Safety Protocols for Federal Contractors, SNC is complying with the requirements that all employees and contractors be vaccinated. As a condition of employment with SNC, you are required to provide proof that you are fully vaccinated for COVID-19 or have a valid exemption under the law.

At Sierra Nevada Corporation (SNC), our mission is to dream, innovate, inspire and empower the next generation to transform humanity through technology and imagination. As an Equal Opportunity Employer, we welcome our employees to bring their whole selves to their work. SNC is committed to fostering an inclusive, accepting, and diverse environment free of discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Contributions to SNC come in many shapes and styles, and we believe diversity in our workforce fosters new and greater ways to dream, innovate, and inspire.