Linux Systems Administrator - V&V - 27314

Requisition Number: 27314

Required Travel: 0 - 10%

Employment Type: Full Time/Salaried/Exempt

Anticipated Salary Range: $95,416.00 - $130,000.00

Security Clearance: Top Secret

Level of Experience: Mid

This opportunity resides with Global Security (GS). Mission Technologies' Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business.

As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination-not readiness in piece-parts.

For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures a high state of readiness.

HII supports the Department of Energy's national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients' toughest nuclear and environmental challenges.

Meet HII's Mission Technologies Division
Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that's right for you. Apply today. We look forward to meeting you.

To learn more about Mission Technologies, click here for a short video:

Summary

HII Mission Technologies is seeking a Linux Systems Administrator to support the Joint Simulation Environment (JSE) at the Joint Integrated Test and Training Center - Nellis (JITTC-N), located at Nellis AFB, NV. The primary focus of this role is to perform systems verification and validation (V&V) to ensure optimal performance, reliability, and readiness of JSE components and applications.

Impact

In this role, you will directly support mission-critical training and test operations by ensuring the continuous, secure, and efficient operation of multi-user computer networks and JSE systems. Your work in V&V, system configuration, troubleshooting, and performance analysis will help maintain operational integrity and support advanced modeling and simulation activities across classified environments.

Key Responsibilities

• Conduct V&V assessments to ensure continuous operation and optimal performance of JSE networks, systems, and applications.
• Execute V&V tests of applications and networks using administrator and user accounts.
• Support system-wide software installations and allocate mass storage resources.
• Perform system and network configuration changes and testing across physical and virtual/server environments.
• Optimize system operation, analyze resource utilization, and conduct capacity planning.
• Assist users with system and application access, troubleshooting, and general usage.
• Evaluate system performance, reliability, and serviceability through user interaction and testing.
• Provide data-driven recommendations regarding hardware and software.
• Coordinate installation of new and upgraded software/hardware, including fail-safe and backup solutions.
• Develop and monitor policies and standards for computing resource allocation.
• Ensure secure storage, backup, and archiving of data.
• Support JSE system test plan development, execution, data collection, and reporting.
• Document test results related to networks, applications, databases, configurations, and performance.
• Enforce information security best practices, especially within multi-level secure environments.
• Maintain vigilance to protect sensitive systems and data across classified enclaves.

What you must have

Education & Experience

• 5 years of relevant experience with a bachelor's degree in a related field, or
• 3 years of relevant experience with a master's degree in a related field, or
• No experience required with a PhD or JD in a related field, or
• High school diploma/equivalent and 9 years of relevant experience.

Knowledge, Skills & Abilities

• Experience with Linux system administration.
• Strong troubleshooting skills across hardware, software, and integrated display systems.
• Knowledge of network system administration as applied to modeling and simulation environments.
• Understanding of information security best practices.
• Ability to perform configuration management and collaborate with configuration managers.
• Ability to write compliant processes and technical documentations for simulator technicians and engineers.
• Ability to create and maintain data-logging procedures and test reports, identify system issues, and submit deficiency reports (DRs).

Credentials

• U.S. Citizenship required.
• Must have held an active Top Secret clearance (or related) within the last 24 months.
• Ability to obtain and maintain a DoD TS/SCI and relevant SAP/SAR clearance.

Preferred Qualifications

• Active DoD TS/SCI clearance.
• Bachelor's degree in Computing, Engineering, Math, or Physical Sciences.
• Certifications such as Network+, Linux+, ITIL Foundations, Security+, Project+, or A+.
• Experience supporting weapon system networks as a Systems Engineer or Systems Administrator.
• Experience operating and maintaining Red Hat Enterprise Linux (RHEL).
• Experience supporting combat training units or major military training exercises.
• Experience with networks and software used in military combat Modeling & Simulation environments.
• Experience contributing to system design or architecture.
• Familiarity with Agile software practices.

Physical Requirements

Adequate visual acuity and manual dexterity for meeting the requirements of the Systems Engineer/Administrator discipline.

HII is more than a job - it's an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonother non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.

Why HII
We build the world's most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

Recognized as one of America's top large company employers, we are a values and ethics driven organization that puts people's safety and well-being first. Regardless of your role or where you serve, at HII, you'll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career.

Together we are working to ensure a future where everyone can be free and thrive.
All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.

Do You Need Assistance?
If you need a reasonable accommodation for any part of the employment process, please send an e-mail to and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call 1- for assistance. Press #3 for HII Mission Technologies.