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Sierra Nevada Corporation | SNC Sierra Nevada Corporation | SNC

Technical Systems Administrator I

  •  Posted 30+ Days Ago
  •   Full time
  •  Hagerstown, MD
  •  R0014545
  •  Security Clearance Required

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:

  • Responsible for maintenance, configuration, and reliable operation of computer systems, network servers and virtualization
  • Maintain servers and storage for business area business applications • Install and upgrade computer components and software, manage virtual servers, and integrate automation processes
  • Maintain documentation of network server configurations, application licensing agreements, and other third party software installed
  • Perform regular backup operations and implement appropriate processes for data protection, disaster recovery, and failover procedures
  • Document repair/maintenance and change requests through IS department ticketing system
  • Perform on call after hours support as part of the rotation
  • Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, and assessing impact of issues
  • Participate in testing of new software and hardware

Must haves:

  • Requires a BA/BS in Related Field.
  • Proven experience as a System Administrator, Network Administrator or similar role
  • CompTia certification (Security+, Network+, Server+)
  • Experience with networks (LAN, WAN) and patch management
  • Excellent communication skills
  • Resourcefulness and problem-solving aptitude • Self-motivated with ability to effectively prioritize multiple projects
  • Ability to work with people in a team environment
  • Deal effectively with changing project priorities
  • Knowledge of system security and data backup/recovery
  • Travel to other locations as required performing related duties
  • The ability to obtain and maintain a Secret U.S. Security Clearance is required. Learn more about the background check process for Security Clearances 


  • Familiarity with various operating systems and platforms (Red Hat Linux, Microsoft) SNC Internal Information
  • Cloud administration experience (AWS, IaC (Infrastructure as Code))
  • Basic Networking knowledge (VLANS, layer 2, Firewall Rules)
  • Ability to create scripts in Python, Perl or other language
  • Atlassian toolset with the following priority (Bamboo, Bitbucket, Jira, Confluence)
  • Familiarity with Designing, Building, and Fielding Systems while using engineering best practices for Configuration Management and Documentation.


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