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Job Details

BAE Systems

Senior Linux/Windows Systems Administrator



Full Time

On Site


Annapolis Junction, Maryland, United States

Job Description The System Administrator provides support for implementation, troubleshooting and maintenance of IT systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices/mobile devices, etc. Provides Tier 1 (help desk) and Tier 2 (escalation) problem identification, diagnosis and resolution of problems. Provides support for the escalation and communication of status to customer management and internal customers. Provides support for the dispatch system and hardware problems and remains involved in the resolution process. Configures and manages Linux and Windows operating systems and installs/loads OS software, troubleshoots, maintains integrity and configures network components along with implementing OS enhancements to improve reliability and performance.
Primary Responsibilities

  • Perform daily system administration, monitoring, and troubleshooting of UNIX, Windows, NetApp Data OnTap network attached storage, and VMware virtualization infrastructure.
  • Track and respond to reported problems the tools provided.
  • Install and remove system components or entire systems.
  • Install, configure, integrate, and administer GOTS and COTS software.
  • Monitor system availability and performance using administration tools provided by the customer.
  • Troubleshoot existing system problems (hardware, OS, and application software) as reported by customers or the task lead.
  • Perform data backup and recovery, which could include:
    • Login to backup server and sign backup files.
    • Login to backup server and correctly run the “write to tape" policy, which will be provided.
  • Perform account, file, and print services management.
  • Create and delete accounts in accordance with the governing security policies, which will be provided.
  • Create file directories and permissions in accordance with governing security policies, which will be provided.
  • Achieve Information Assurance Vulnerability Alert (IAVA) and Information Assurance Vulnerability Bulletin (IAVB) compliance via patch installation and management, and risk mitigation.
  • Review audit data and log pertinent system events in support of accreditation and compliance requirements.
  • Modify existing automation scripts to enhance systems support.
  • Navigate and review current Gateway and Serial Guard log and audit files weekly.
Required Education, Experience, & Skills
  • Eight years of relevant SA experience.
  • Understanding of Red Hat 6.5 and Red Hat 7 required.
  • Familiarity with Server 2008R2, Server 2012R2, and Server 2016 required.
  • Must have experience providing assistance to users and optimizing system operations.
  • Must have experience with or familiarity with software and security architectures.
  • Must have experience or familiarity with the following systems: Windows/Linux operating systems, VMware, and Networking: Switches, Routers, LANs, & cabling.
  • Technical Bachelor’s degree plus 15 years of experience OR
  • 20 years of relevant experience
Preferred Education, Experience, & Skills
  • Bachelor's degree in a technical discipline from an accredited college or university. Additional experience may be substituted for a degree.
  • Preferred certifications: CCNA, CCNA Security, RHCE, Network+.
  • Experience documenting and providing information for security accreditation and certification.
  • Experience with Network Security Technologies (e.g. Multiple Domain, PKI, SSP, and Vulnerability Assessment).
  • Understanding of advanced security protocols and standards.
  • Experience with High Assurance platforms.
  • Experience with application integration testing methods.
  • Experience with software deployment methods for applications, patches, and operating systems.
  • Experience with OS and Application Hardening to include DISA, Best Practices, and High Assurance environments.
  • Experience with both Client and Server virtualization environments
About BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it’s what we do at BAE Systems. Working here means using your passion and ingenuity where it counts – defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team—making a big impact on a global scale. At BAE Systems, you’ll find a rewarding career that truly makes a difference.

Intelligence & Security (I&S), based in McLean, Virginia, designs and delivers advanced defense, intelligence, and security solutions that support the important missions of our customers. Our pride and dedication shows in everything we do—from intelligence analysis, cyber operations and IT expertise to systems development, systems integration, and operations and maintenance services. Knowing that our work enables the U.S. military and government to recognize, manage and defeat threats inspires us to push ourselves and our technologies to new levels.

Our Commitment to Diversity, Equity, and Inclusion:
At BAE Systems, we work hard every day to nurture an inclusive culture where employees are valued and feel like they belong. We are conscious of the need for all employees to see themselves reflected at every level of the company and know that in order to unlock the full potential of our workforce, everyone must feel confident being their best, most sincere self and be equipped to thrive. We provide impactful professional development experiences to our employees and invest in social impact partnerships to uplift communities and drive purposeful change. Here you will find significant opportunities to do meaningful work in an environment intentionally designed to be one where you will learn, grow and belong.