Linux System Administrator

DeNOVO Solutions • Fort Meade, Maryland, United States • 3w ago

Company Description

DeNOVO Solutions, LLC is a Minority/Service Disabled Veteran Owned Small Business (SDVOSB) that employs talented engineers to develop simple solutions to complex problems. Our mission serves the Intelligence Community. Our philosophy is to conduct business in “a new” way with focus on mission success. DeNOVO offers the most competitive salaries and benefits in the industry. Join the DeNOVO Family and find a company that puts people first. We have home for you in Colorado, Maryland, Virginia (Northern) and the U.K.

Job Description

System Administrator L3 – Provide system administration and software support for field exploitation systems within the client program. Perform Linux and Windows system setup and management for both physical and virtual Operating Systems (OS), to include provisioning, configuration, patching and update management, platform securing/hardening. Provide manual and automated system management across widely dispersed Linux systems. Provide drastic system scalability (e.g., from 2 systems to 200 systems via virtualization). Manage enterprise level lab including multiple servers, SANs, NAS, client resources and VMs. Administer and configure virtual machines and VM clusters. Communicate with Software Developers and other team members to gather requirements and implement solutions. Work with developers of existing systems to understand how they want their current systems to be virtualized. Automate system administration functionality (e.g., provide automatic patch installation). Research, evaluate and recommend methods and products for protecting computer data and applications. Develop technical documentation to include system administration architecture documentation and diagrams, configurations, baselines, administrative procedures and instructions. Coordinate with developers to define operational system security requirements, develop System Security Plans and related security documentation and coordinate system security accreditation and authorizations. Perform of system administrator functions and provide support for integrating security solutions into multiple systems, to include: • Assist multiple teams with system security related activities • Identify security weaknesses and propose technical solutions to mitigate them • Upgrade and enhance system functionality based on customer feedback • Document system operational functionality, operating system (OS) set up and configuration, configuration and use of management tools, and SA processes and procedures • Perform laboratory system testing • Perform maintenance functions for existing systems within the project

Qualifications

AN ACTIVE TS/SCI FS POLYGRAPH IS REQUIRED

The following special technical skills are also REQUIRED: • Minimum 8 years’ experience administering LINUX/UNIX • Minimum 4 years’ experience administering Windows systems • Experience provisioning systems, configuring systems, patching and managing systems, and securing/hardening systems • Good working knowledge of and experience administering virtual machines, to include administering VM cluster using V-Center. • Experience authoring documentation to define and document processes and procedures • Experience in developing and implementing system configuration scripts in Perl, Bash and/or C-Shell • General working knowledge of Cisco and/or Dell routers and switches • Experience with: o Linux firewall configuration (ip tables) o NAT and gateway setup o Remote server management o Server certificates (environment specific), encryption and secure protocols In addition to the minimum required capabilities and qualifications the following special technical skills are also DESIRED: • General understanding and experience working with and configuring LINUX disk encryption • Experience with LINUX Volume Manager • Experience developing, deploying, and updating software o Experience with Java, C++, and C o Common Integrated Development Environments (IDEs) • Experience with: o Kickstart o Puppet o Yum o Use of management tools o Building RPMs