Full-Time

Senior Linux Systems Administrator

Posted on 2/15/2025

General Dynamics

General Dynamics

10,001+ employees

Aerospace and defense products and services

Compensation Overview

$97.8k - $132.3kAnnually

Senior

No H1B Sponsorship

Tampa, FL, USA

The position is based at MacDill Air Force Base in Tampa, Florida.

US Citizenship, US Top Secret Clearance Required

Category
System Administration
IT & Security
Software Engineering
Required Skills
Nginx
Linux/Unix
Requirements
  • Linux
  • Linux Windows
  • Troubleshooting
  • Secuirty + - CompTIA Sec +
  • 5 + years of related experience
  • US Citizenship Required
  • Applicable DoD 8140 or DoD 8570 Certification
Responsibilities
  • Overseeing the deployment, configuration, and maintenance of Linux servers, virtual machines, and networking devices.
  • Troubleshooting server performance, ensuring security compliance, and addressing system availability issues.
  • Building, deploying, and maintaining Linux server environments.
  • Configuring and managing Linux services such as Apache, Nginx, DNS, DHCP, and LDAP.
  • Ensuring the proper functioning and security of web servers, including SSL/TLS certificate lifecycle management.
  • Tuning system performance, ensuring uptime, and maintaining detailed system documentation.
  • Implementing critical system patches and updates across Linux environments.
  • Troubleshooting, diagnosing, and resolving complex systems issues that may not have previously documented solutions.
  • Developing and enforcing system policies to optimize performance and security.
  • Collaborating with other IT teams to design and implement Linux-based solutions that align with organizational requirements.
  • Participating in system upgrades, migrations, and new deployments of Linux-based infrastructure.
  • Providing mentorship and technical guidance to junior administrators and team members to foster a deeper understanding of Linux systems.
  • Reviewing and preparing system documentation, process guides, and troubleshooting procedures.
  • Supporting projects aimed at improving the security, efficiency, or capability of the Linux environment.
  • Ensuring that problems are tracked, escalated, and resolved at the appropriate priority level.
  • Producing data sets and reports to inform management of system performance and process improvements.
Desired Qualifications
  • Red Hat Certified System Administrator (RHCSA) or higher
  • ITIL 4 Foundation Certification
  • Experience with Ansible automation
  • Experience with USCENTCOM and familiarity with its mission
  • Knowledge and familiarity with USCENTCOM’s IT environment
  • Experience working in cross functional IT teams and projects
  • Experience working with Public Key Infrastructure (PKI) administration
  • General understanding of Certificate Lifecycle Management
  • Prior experience in the writing and implementation of Group Policies related to the use of computing resources and to address security vulnerabilities as they are discovered.

General Dynamics operates in the aerospace and defense sector, providing products and services essential for national and global security through four main divisions: Aerospace, Marine Systems, Combat Systems, and Technologies. The Aerospace division manufactures luxury business jets, while Marine Systems focuses on advanced naval vessels like submarines. Combat Systems produces combat vehicles and weapons, and Technologies offers IT services and cybersecurity solutions. The company stands out by integrating artificial intelligence and autonomous systems into its offerings, aiming to enhance effectiveness and lead in defense technology.

Company Size

10,001+

Company Stage

IPO

Headquarters

Reston, Virginia

Founded

1952

Simplify Jobs

Simplify's Take

What believers are saying

  • Increased NATO defense budgets may boost contracts for combat and marine systems.
  • Growing demand for cybersecurity solutions aligns with General Dynamics' technology offerings.
  • Expansion in the Asia-Pacific business jet market could benefit Gulfstream sales.

What critics are saying

  • Rising raw material costs impact profit margins in the Combat Systems division.
  • Recent data breach may affect customer trust and future contracts.
  • Labor strikes at shipyards could delay naval vessel production and affect finances.

What makes General Dynamics unique

  • General Dynamics integrates AI and autonomous systems into defense products, enhancing capabilities.
  • The company offers a diverse portfolio across aerospace, marine, combat, and technology sectors.
  • Gulfstream jets set industry standards for performance and luxury in business aviation.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

401(k) Retirement Plan

401(k) Company Match

Paid Vacation

Paid Holidays

Flexible Work Hours

Professional Development Budget

Company News

MarketBeat
Mar 6th, 2025
Aigen Investment Management LP Invests $4.94 Million in General Dynamics Co. (NYSE:GD)

Aigen Investment Management LP invests $4.94 Million in General Dynamics Co. (NYSE:GD).

PR Newswire
Mar 5th, 2025
General Dynamics Board Increases Dividend

RESTON, Va., March 5, 2025 /PRNewswire/ -- The board of directors of General Dynamics (NYSE: GD) today declared a regular quarterly dividend of $1.50 per share on the company's common stock, payable May 9, 2025, to shareholders of record on April 11, 2025. This is the 28th consecutive annual dividend increase authorized by the General Dynamics board and represents a 5.6% increase over last year's dividend.General Dynamics is a global aerospace and defense company that offers a broad portfolio of products and services in business aviation; ship construction and repair; land combat vehicles, weapons systems and munitions; and technology products and services. General Dynamics employs more than 110,000 people worldwide and generated $47.7 billion in revenue in 2024. More information about General Dynamics is available at www.gd.com.SOURCE General Dynamics

MarketBeat
Mar 4th, 2025
Hickory Point Bank & Trust Invests $692,000 in General Dynamics Co. (NYSE:GD)

Hickory Point Bank & Trust invests $692,000 in General Dynamics Co. (NYSE:GD).

MarketBeat
Feb 28th, 2025
Proficio Capital Partners LLC Invests $49.94 Million in General Dynamics Co. (NYSE:GD)

Proficio Capital Partners LLC invests $49.94 million in General Dynamics Co. (NYSE:GD).

MarketBeat
Feb 23rd, 2025
Redmond Asset Management LLC Invests $287,000 in General Dynamics Co. (NYSE:GD)

Redmond Asset Management LLC invests $287,000 in General Dynamics Co. (NYSE:GD).

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