Senior Systems Administrator

Annapolis Junction, MD posted on May 18

More MOSAIC Technologies Group jobs


MOSAIC is seeking a Senior Systems Administrator to help with a corporate malware detection and analysis effort in the Annapolis Junction area.


Job Responsibilities:

The SA will manage, modify and perform support system administration / devOPs functions, such as:

  • user/role/access
  • deployment of application SW to VMs
  • development of tools to support deployment
  • design, create, and implement Ansible-playbooks for all SW deployments
  • Work across SW/SE teams to understand continuous deployment requirements for DevOps
  • Provision and access Centos X systems (and perform all local SA work on them)
  • Create and provide documentation to support SA SOPs, and configurations
  • Provide DevOps support for design/deployment of next generation service deployments (eg. Rancher, Docker, Docker Swarm, Puppet, Chef)
  • Work across SW/SE/SA teams to design and troubleshoot infrastructure issues
  • Manage system patches – Security and otherwise


 Minimum Requirements:

  • 16 year's of experience demonstrated systems administration experience. Bachelor's degree can be substituted for 4 year's and Master's degree for 6 year's of experience
  • Two (2) years demonstrated experience leading teams on small to mid-size software development activities.
  • TS/SCI clearance with Polygraph
  • Centos
  • Syslog
  • Ansible
  • Bash shell scripting, Perl, Python
  • Vi
  • OpenStack




  • Medical, Dental, and Vision Insurance
  • Flexible Spending Accounts (FSA)
  • 401(k) Matching Program
  • 10 Paid Holidays and PTO
  • Short-Term Disability and Long-Term Disability paid for by MOSAIC
  • Term Life Insurance 
  • Training and Career Development Reimbursement Opportunities
  • Referral Incentive Program


At MOSAIC Technologies Group each team member is a key player.  MOSAIC provides consulting and technical services to Government and commercial clients in the areas of management, mission and technology. We know the value of our talent, and we work to provide challenging opportunities for each member that will cultivate careers as well as develop people.  Our familial environment, competitive salary and benefits are a few of the ways that we take care of our people.  If you believe in supporting your community, growing your career and working with committed colleagues then join us. MOSAIC wants you in the family.