Senior Systems Administrator (Systems Administrator 4)

Requisition Number: 28577

Required Travel: 0 - 10%

Employment Type: Full Time/Salaried/Exempt

Anticipated Salary Range: $107,507.00 - $140,000.00

Security Clearance: 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.

Leadership Mindset at HII - Mission Technologies

Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every team member contributes to our mission and culture:

• Know & Grow Your People - Commit to learning and supporting team success.

• Build Relationships - Communicate openly, collaborate well, and build trust.

• Take Ownership - Deliver on commitments and take pride in your work.

• Customer First - Focus on the mission and those we serve.

• Shape the Future - Bring ideas, curiosity, and continuous improvement.

• Act with Urgency - Take initiative and follow through with purpose.

These capabilities guide how all employees contribute to our shared success across Mission Technologies.

Who We Are

The Navy Integrated Training Environment (NITE) System Administrator is responsible for the administration, maintenance, and cybersecurity defense of all Navy Enterprise Tactical Training Network (NETTN) client and server infrastructure supporting enterprise-wide modeling and simulation applications and services for NITE.

This role works closely with team members and other departments to update, monitor, and maintain servers and workstations across the enterprise. Additional responsibilities include administering Microsoft Windows and Red Hat Enterprise Linux servers, managing GPOs, creating and modifying DHCP reservations, performing patching and STIG compliance, developing standard operating procedures, training junior personnel, and providing Tier 2 technical support. The individual must be able to work independently as well as collaboratively within a team.

What You Will Do

• Maintains smooth operation of multi-user computer systems, including coordination with network administrators.

• Interacts with users and evaluates vendor products. Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery.

• Develops and monitors policies and standards for allocation related to the use of computing resources.

• Ancillary duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space.

What You Must Have

• 10 years relevant experience with Bachelors in related field; 8 years relevant experience with Masters in related field; or High School Diploma or equivalent and 14 years relevant experience.

• Candidate must have a CompTIA Security+ or equivalent certification.

• Candidate must be able to obtain and maintain a US Secret security clearance.

• Candidate must have RedHat operating systems experience.

• Candidate must have DoD Security Technical Implementation Guides (STIG) experience.

• Candidate must have strong technical troubleshooting skills.

• Candidate must have the ability to read and digest technical information.

• Candiate must have strong attention to detail.

• Candidate must have strong customer focus, the ability to manage customer needs and multiple work priorities.

• Candiate must possess excellent oral and written communication skills.

Bonus Points For Having!

• Experience with Microsoft WSUS or SCCM

• Linux+ or equivalent certification

• Experience with Windows Servers 2016/2019 and Active Directory

• Experience with Red Hat Satellite system management

• Windows desktop operating systems

• RedHat operating systems (RHEL 8/9) experience highly desired

• Experience with patching Microsoft servers and workstations

• Experience with VMware

• Familiarity with VDI technologies and protocols

• Experience installing release upgrades highly preferred

Physical Requirements

Job performance requires adequate visual acuity and manual dexterity for meeting the requirements of the discipline. Office work environment.

The listed salary range for this role is intended as a good faith estimate based on the role's location, expectations, and responsibilities. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.

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:

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. Bonus/other 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 View email address on click.appcast.io 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 View phone number on click.appcast.io for assistance. Press #3 for HII Mission Technologies.