Linux System Administrator

DeNovo Solutions, LLC; Fort Meade (MD); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Competitive salaries

Comprehensive benefits

Job summary

DeNovo Solutions, LLC is seeking a System Administrator L3 to support field exploitation systems. This role involves managing both Linux and Windows systems, automating tasks, and developing documentation. An active TS/SCI FS polygraph is required, along with strong technical skills in system administration and security.

Candidates should have a minimum of 8 years’ experience in Linux and 4 years’ in Windows. Join a company dedicated to mission success and employee well-being, with locations in the U.S. and U.K.

Qualifications

• Minimum 8 years’ experience administering Linux/Unix.
• Minimum 4 years’ experience administering Windows systems.
• Experience authoring documentation.
• Good working knowledge of virtual machines.

Responsibilities

• Provide system administration and software support.
• Manage Linux and Windows systems.
• Develop technical documentation.
• Communicate with software developers for requirements gathering.

Skills

Linux/Unix administration

Windows systems administration

System provisioning and management

Virtual machine administration

Technical documentation skills

Scripting in Perl, Bash, C-Shell

Networking fundamentals

Linux firewall configuration

Job 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, including provisioning, configuration, patching, update management, and platform securing/hardening. Provide manual and automated system management across widely dispersed Linux systems and scale systems from 2 to 200 via virtualization. Manage an enterprise lab with multiple servers, SANs, NAS, client resources, and virtual machines. Administer and configure virtual machines and VM clusters. Communicate with software developers and other team members to gather requirements and implement solutions. Automate system administration tasks such as automatic patch installation. Research, evaluate, and recommend methods and products for protecting computer data and applications. Develop technical documentation including system architecture diagrams, configurations, baselines, and administrative procedures. Coordinate with developers to define operational security requirements, develop System Security Plans, and oversee system security accreditation and authorizations.

Perform system administrator functions and provide support for integrating security solutions into multiple systems, including:

• Assist multiple teams with system security-related activities
• Identify security weaknesses and propose technical solutions
• Upgrade and enhance system functionality based on customer feedback
• Document system operational functionality, OS setup, configuration, management tool usage, 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 virtual machines, including administering VM clusters using vCenter
• 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 Linux firewall configuration (iptables), NAT and gateway setup, remote server management, server certificates, 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 Linux disk encryption
• Experience with Linux Volume Manager
• Experience developing, deploying, and updating software
• Experience with Java, C++, and Common Integrated Development Environments (IDEs)
• Experience with Kickstart, Puppet, and Yumo
• Use of management tools
• Building RPMs

Additional Information

All your information will be kept confidential according to EEO guidelines.