Senior/Principal Linux SysAdmin - Secret Clearance

Northrop Grumman; Colorado Springs (CO); On-site; USD 94,000 - 141,000; Full time

Benefits offered by this job

Health insurance

Life insurance

Disability insurance

Savings plan

Paid holidays

Paid time off

Job summary

Northrop Grumman Space Systems in Colorado Springs, CO is seeking a Principal or Sr. Principal System Administrator to manage Linux-based systems on large, classified government programs. The role requires DoD clearance, strong Red Hat Linux skills, and experience with RMF/STIGs.

Relocation assistance may be available. Responsibilities include maintaining multi-user systems, coordinating with engineers and IT teams, and ensuring security controls meet ISSM guidance.

Qualifications

• Level 3: 5 Years with Bachelors; 3 Years with Masters; 1 Year with PhD. 4 additional years of experience is required in lieu of a degree.
• Level 4: 8 Years with Bachelors; 6 Years with Masters; 4 Years with PhD. 4 additional years of experience is required in lieu of a degree.
• Must have at least 1 year of server administration experience with RHEL.
• Must have a DoD 8570 IAT Level II baseline certification (example: Security+ CE), or have the ability to obtain one within 6 months of start date as a condition of continued employment.

Responsibilities

• Perform as a Linux Systems Administrator on large, classified government contracts.
• Communicate effectively at all levels of the organization, with internal and external customers, in written and verbal formats.
• Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
• Support multiple networks.
• Ensure necessary administration tasks are completed and direct others as necessary.
• Analyze internal and external customer requirements and determine equipment and software requirements for solutions to problems by means of automated systems.
• Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
• Create and maintain user and computer accounts and modify file permissions and security access lists.
• Test new releases of products to ensure compatibility and minimize user impact.
• Develop and document technical processes and procedures as needed.
• Make recommendations to purchase hardware, software, and system components.
• Interact, meet, discuss, and troubleshoot issues with vendors; evaluate vendor products, services, and suggestions.
• Adhere to strict Information Systems security guidelines in all cases.
• Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM).
• Prepare security documentation for Cyber Security team.
• Report project status as required for all recurring and non-recurring efforts.
• Work under minimal direction and independently determine and develop approach to solutions.

Skills

DoD 8570 IAT II

Security clearance

Server administration

Linux systems

Education

Bachelor's degree

Master's degree

Tools

RHEL admin tools

Ansible

Puppet

Kubernetes

Job description

Northrop Grumman Space Systems in Colorado Springs, CO is seeking a Principal or Sr. Principal System Administrator to manage Linux-based systems on large, classified government programs. The role requires DoD clearance, strong Red Hat Linux skills, and experience with RMF/STIGs.

Relocation assistance may be available. Responsibilities include maintaining multi-user systems, coordinating with engineers and IT teams, and ensuring security controls meet ISSM guidance.