Advanced Systems Administration Specialist

Responsibilities for this Position

Advanced Systems Administration Specialist

ID: 2025-68223
USA-MA-Pittsfield USA-VA-Manassas USA-VA-Ashburn
Required Clearance: No clearance
Posted Date: 9/22/2025
Category: Information Technology
Employment Type: Full Time
Hiring Company: General Dynamics Mission Systems, Inc.

Basic Qualifications

Bachelors degree in Computer Science, a related field or equivalent experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience.

Due to the nature of work performed within our facilities, U.S. citizenship is required.

Responsibilities for this Position

At General Dynamics Mission Systems, we create the technologies, products and services that help our nations heroes keep our nation safe. The work we do is so advanced, we are continuously moving the boundaries of whats possible. Here youll work with the best and your talent will be front and center on projects that impact the world. Are you up to the challenge?

We apply advanced technologies such as Artificial Intelligence, Blockchain, AR/VR, Cloud Native and Quantum Physics to solve our customers missions in cyber, RF, undersea, interstellar and everything in between.

As an Advanced Systems Administration Specialist, youll serve as a front-line interface to users with technical issues by conducting systems analysis and development to keep systems current with changing technologies. Your duties may include installing new software, troubleshooting, granting permissions to applications and training users. Youll also be responsible for the day-to-day support of server services by performing server administration for physical and virtual server operating systems and configuring, maintaining and troubleshooting of physical and virtual hardware and network related interfaces on servers. And, youll perform OS and vendor software patching on servers and monitor physical and virtual servers performance using monitoring tools.

The Sys-Admin roleprovides information system solutions, and technical support to GDMSand our clients. Responsibilities include personal computer and client server support, systems administration of Linux based physical or virtual servers, applications support, storage support and system security. In this capacity, the successful candidate will:

• Perform administration of Red Hat Enterprise Linux (RHEL) and Oracle Linux, versions 7/8/9
• Azure Cloud experience using Azure Portal. Confirmed with AZ104 class or other Azure type certification.
• Troubleshoot problems with Linux based systems understanding the difference between kernel and application related issues.
• Linux kernel understanding to analyze cpu and memory performance.
• Know how to determine a system related error via a system call or a signal parameter.
• How do Linux system signals work.
• Configure, maintain, and troubleshoot physical hardware including Dell and Nutanix servers, both rack mounted and blade.
• Knowledge of interacting with an artificial intelligence chatbot.
• Python or Ansible scripting ability.
• Scripting ability in a Linux shell to automate repetitive processes.
• Work with customers to identify, isolate, and resolve problems with Linux servers.
• Perform administration of virtualized Linux servers via Nutanix Acropolis web client. VMware will be considered.
• Perform analysis and logging of Host Intrusion Detection Systems tools like Splunk alerts.
• Monitor system and vendor managementperformance using tools like Grafana.
• Experience with internal Linux tools for performance like SAR, vmstat, and top.
• Understand and use ps command options to help with performance isolation.
• What the /proc file system is for and how it can be used.
• Perform periodic security patching of servers based on recommended patch sets using RHEL Satellite tools.
• Work with security compliance tools on Linux OS and support security remediation.
• Solid understanding of how to configure, maintain and validate the Linuxenvironment so that it is fully compliant to pass cyber security audits.
• Demonstrated expertise configuring, managing, and troubleshooting variations of DNS, DHCP, TCP/IP, Networking
• Expertise with data center level backup systems & software, data storage solutions and legacy data center hardware/software solutions.
• Strong troubleshooting skills within the Linux OS as well as network and storage.
• Ability to work individually or collaboratively as part of a high-performance work team.
• Strong interpersonal and communications skills.
• Skilled at clear and concisewritten and verbal communication.
• Knowledge and experience in the ITIL service framework a plus.
• Familiar with Agile tools and methodology.

Additional Consideration

• Red Hat or similar level of certifications
• Familiarity in these areas is a plus:
• Using or creating an AI Assistant
• Grafana
• Splunk
• AWS Cloud support
• ClearCase
• Centrify/Delinea

Candidates must demonstrate passion for innovation, a sophisticated understanding of technological systems and programming, and the ability to further advance General Dynamics Mission Systems technology. This advanced position could require being a team lead or leader of projects and level of efforts.

NOTE: This position is full time remote but is East Coast hours and near Ashburn, VA or Pittsfield, MA.

What youll experience:

• Technologies that arent just top-notch, theyre often top-secret
• A team of bold thinkers committed to exploring whats next
• Opportunities to gain new knowledge - as its discovered

What you bring to the table:

• A Bachelors degree in Computer Science, a related field or equivalent experience plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience
• Solid understanding of server based operating systems
• Enhanced troubleshooting skills within the server OS as well as both networking and storage technologies
• Working knowledge to create and run scripts to automate repetitive processes

What sets you apart:

• Creative thinking with the ability to multi-task
• Team player who thrives in collaborative environments and revels in team success
• Commitment to ongoing professional development

Salary Note

This estimate represents the typical salary range for this position based on experience and other factors (geographic location, etc.). Actual pay may vary. This job posting will remain open until the position is filled.

Combined Salary Range

USD $103,917.00 - USD $110,000.00 /Yr.

Company Overview

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of 12,000+ top professionals, we partner with the best in industry to expand the bounds of innovation in the defense and scientific arenas. Given the nature of our work and who we are, we value trust, honesty, alignment and transparency. We offer highly competitive benefits and pride ourselves in being a great place to work with a shared sense of purpose. You will also enjoy a flexible work environment where contributions are recognized and rewarded. If who we are and what we do resonates with you, we invite you to join our high-performance team!

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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