Full-Time

Principal Linux Systems Administrator

Posted on 1/6/2025

Northrop Grumman

Northrop Grumman

10,001+ employees

Aerospace and defense technology solutions provider

Cybersecurity
Aerospace
Defense

Compensation Overview

$97.5k - $146.3kAnnually

+ Bonus

Senior, Expert

No H1B Sponsorship

Canoga Park, Los Angeles, CA, USA

Relocation assistance may be available.

US Top Secret Clearance, US Citizenship Required

Category
System Administration
IT & Security
Software Engineering
Required Skills
Linux/Unix

You match the following Northrop Grumman's candidate preferences

Employers are more likely to interview you if you match these preferences:

Degree
Experience
Requirements
  • Associate’s degree with 7 years of experience, or a Bachelor’s degree with 5 years of experience, or a Master’s degree with 3 years of experience; a High School diploma or equivalent with 9 years of experience may be considered in lieu of a completed degree.
  • Experience operating under and managing systems within current applicable information systems compliance standards.
  • Experience maintaining Classified Linux Domains in effective operations.
  • Experience installing and managing Linux operating systems in a server environment.
  • Understanding of installing operating system patches.
  • Experience installing, configuring, and maintaining computer hardware in a networked environment.
  • Experience implementing STIGs (Security Technical Implementation Guides) on Linux systems.
  • General Linux troubleshooting experience.
  • End user support experience.
  • Experience supporting tier 2 and 3 helpdesk tickets.
  • Experience supporting and troubleshooting remote nodes.
  • Candidates must have a current DoD Top Secret level security clearance (at a minimum) in order to be considered; the required security clearance must be maintained as a condition of continued employment.
  • Candidates must have the ability to obtain access to Special Programs before a start date can be established; Special Programs access must be maintained as a condition of continued employment.
  • Current IAT Level II certification (ie. Security+, CASP, CISSP, or similar DoD 8570 security certification) OR must have the ability to obtain the certification within 3 months of start date; the certification must be maintained as a condition of continued employment.
Responsibilities
  • Perform as primary Linux Systems Administrator for a classified government contract.
  • Communicate effectively at all levels of the organization, with internal and external customers, in written and verbal format.
  • 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 while ensuring necessary administration tasks are completed and directing 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.
  • Provide backup and recovery services, manage file systems and disk space, and manage virus protection on a routine basis.
  • 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, and 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 input to Computer Security.
  • Report project status as required for all recurring and non-recurring efforts.
  • Work under minimal direction and independently determine and develop approach to solutions.
Desired Qualifications
  • Bachelor's or Master's degree in IS related field.
  • Experience with VMWare implementation, migration, and maintenance.
  • Experience with NetApp and/or Nutanix implementation, migration and maintenance.
  • Experience with system design and architecture.
  • Experience with communicating with executive leadership.
  • Experience with High Performance Computing (HPC).

Northrop Grumman provides advanced aerospace and defense technology solutions, focusing on areas such as autonomous systems, cybersecurity, and space operations. The company develops and integrates complex systems that support government and commercial clients, particularly the U.S. Department of Defense and international allies. Its products work by combining cutting-edge technology with extensive research and development to create comprehensive solutions tailored to specific needs. Unlike many competitors, Northrop Grumman emphasizes long-term contracts, which offer a stable revenue stream and allow for ongoing collaboration with clients. The company's goal is to maintain its leadership position in the aerospace and defense sector through continuous innovation and by delivering reliable, high-quality solutions.

Company Stage

IPO

Total Funding

$192.2M

Headquarters

Falls Church, Virginia

Founded

1939

Simplify Jobs

Simplify's Take

What believers are saying

  • Growing demand for unmanned systems boosts Northrop Grumman's Manta-Ray drone development.
  • Partnership with Planisware enhances digital transformation and operational efficiency.
  • Involvement in James Webb Space Telescope highlights potential for new government contracts.

What critics are saying

  • Increased competition from international defense contractors like BAE Systems and Thales Group.
  • Potential B-21 Raider program delays due to supply chain issues and technical challenges.
  • U.S. defense budget cuts could lead to fewer contracts and decreased revenue.

What makes Northrop Grumman unique

  • Northrop Grumman excels in autonomous systems, cyber, and space technologies.
  • The company has a strong track record with government contracts and defense solutions.
  • Its diversified revenue streams include Aerospace Systems, Mission Systems, and Technology Services.

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Benefits

Health Insurance

Life Insurance

Disability Insurance

Paid Vacation

Paid Holidays

Relocation Assistance

Performance Bonus

INACTIVE