MDA Information Systems LLC

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Sr. Systems Administrator

Sr. Systems Administrator

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MDA Information Systems LLC is looking for a Systems Administrator to join our team in Longmont, CO.


The Company:  MDA Information Systems LLC is a major supplier of weather information and geospatial intelligence. The firm serves a diverse client base including commercial and governmental organizations in agriculture, energy, defense, and civilian government. MDA is an industry leader in earth observation remote sensing technology and image processing. We build satellite ground systems that enable users to acquire and process imagery from the most sophisticated Earth-observing satellites in the world: much of the satellite imagery that you see on Google Maps was generated by our software!


MDA Information Systems LLC offers an excellent comprehensive benefits package including medical, dental, life, and short/long-term disability insurance, vacation and sick leave, 401(k) retirement plan, flexible spending account and tuition assistance. MDA Information Systems, LLC is an Equal Opportunity Employer.


To be qualified you must be a US Citizen and must have eligibility to receive a clearance


Primary Responsibilities:

  • Install, configure, and maintain Windows and Unix-based operating systems.
  • Build and maintain servers and network infrastructure utilizing VMWare.  
  • Support database infrastructure and user accounts using Oracle.
  • Analyze and resolve problems associated with the server hardware, storage, network, and applications
  • Install and administer security controls in compliance with DoD STIG standards. Use STIG-viewer to assess compliance.
  • Build and maintain system backups using Netbackup
  • Support Active Directory environment including account management and group policy
  • Support PKI infrastructure and certificate management and Common Access Control (CAC) cards for authentication
  • Monitor and manage system resource utilization and planning
  • Support configuration management processes and procedures
  • Perform OS and network performance tuning
  • Scan systems for security vulnerabilities using DISA SCAP compliance checker tool
  • Apply approved OS and software upgrades. Apply system patches to address security vulnerabilities (IAVA, IAVM)
  • Attend and support planning meetings
  • Perform and coordinate preventive maintenance
  • Provide customer support including, but not limited to, systems administration for assigned servers, application support and hardware configuration
  • Maintain lab and production systems between test activities
  • Improve processes and document standard operating procedures




  • US Citizen with DoD secret clearance or Public Trust (eligible for a DoD Common Access Card (CAC))
  • Experience with RedHat Enterprise Linux and
  • Experience with server hardware and Data Center operations
  • Familiarity with SAN Storage, Fiber Channel, and storage architecture
  • Proficiency with IP networking, DNS, DHCP
  • Proficiency with Windows and Active Directory
  • Experience with DoD STIG guidelines and security hardening of OS and applications
  • Strong customer service skills
  • Ability to work independently and effectively in a small team environment
  • Strong customer service skills and ability to interact in a professional manner with customers
  • Excellent troubleshooting skills
  • VMWare, RedHat, and/or Windows certifications a plus
  • CISSP, SSCP, and/or Security+ a plus