Senior System Administrator

Work Location: OPSI

PRIMARY RESPONSIBILITIES: The candidate will perform Linux/Windows systems administration, hardware and software integration, network management and application installation and configuration in a prototype development and evaluation lab located at a customer site. The candidate must be a self-starter, able to work with a small team as well as independently, and be able to rapidly learn new HW and SW technologies.


• Eight (8) to eighteen (18) years of general experience as a systems and/or network administrator.

• Minimum five (5) years of experience in systems analysis, data center management, networking and communications applications on complex information systems, database management, the use of programming/scripting languages that support systems, and knowledge of storage and retrieval methods.

• Proven experience and strong understanding of hardware and software integration

• Candidate must be competent to work at the highest technical level of all phases of applications system analysis, system design, and implementation activities.

• Security+ CE or equivalent security certification

• Experience leading a small team, providing technical direction and delegating complex engineering tasks.

• A bachelor’s degree in engineering or computer science can be substituted for four years of general experience as a systems administrator.



• Experience administering and troubleshooting Linux and Windows systems.

• Proven experience in RedHat Linux, CentOS, and/or SELinux System Administration.

• Infrastructure and network experience with Dell, Mellanox, Excelero, Brocade, Palo Alto, Arista, Nvidia servers and VMWare.

• Network integration experience – routing, switching, and firewall rules administration.

• Experience with DCIM, CM, and system management tools such as Ansible and SALT. 

• 2-3 years of VM and storage (NFS) experience. Excellent design and troubleshooting skills

• Experience with container platforms, preferably Docker

• Must be able to support multiple software/system integration and testing efforts

• Proven experience installing and configuring applications

• Familiarity with Agency standards, STE/STN compliance and agency security systems Desired Skills (as many as possible)

• Palo Alto firewalls and rule sets

• Commercial Cloud Solutions (C2S) and AZURE

• Windows System administration and Activity Directory

• Jira or similar ticket tracking system

• Vendor management and engagement skills

• Experience with Jupyter Notebook and GPU technologies, such as nVIDIA Docker and GPU-compute apps

• Bash, python or similar scripting skills nginix and Apache Guacamole

• NiFi data flow management

• Experience with Docker Containers, Kubernetes orchestration and Rancher

• Experience with enhanced visualization and graphing tools like Grafana

• Experience with system monitoring tools like Prometheus

• Experience with Elastic Search and Kibana

• Experience installing/configuring database management tools (mongo, SQL, postGres, etc)​​