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Systems Administrator III - Deployable

Job

Sierra Nevada Corporation

Shalimar, FL (In Person)

Full-Time

Posted 4 days ago (Updated 15 hours ago) • Actively hiring

Expires 7/4/2026

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Job Description

Do you have an eye for detail and a passion for developing innovation solutions? Join our team! As a Systems Administrator III, you will oversee the administration of complex systems, ensuring their robustness and reliability within the Aerospace and Defense sector. You will lead the development and implementation of system enhancements, manage security protocols, and provide expert-level troubleshooting. This role involves close collaboration with various IT teams to support mission-critical systems and business operations. The Mission Solutions and Technologies (MST) business area provides affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of supporting the Department of Defense, Department of Homeland Security, commercial and international customers with years of experience in platform operations, engineering and full lifecycle management across domains
  • air, land, sea, space and cyber.
Responsibilities:
Lead the design and implementation of advanced system configurations. Manage and optimize system performance, addressing complex issues. Implement and enforce comprehensive security measures. Provide expert-level troubleshooting and issue resolution. Maintain and update detailed system documentation. Coordinate and manage system upgrades and modifications. Conduct in-depth system tests to ensure functionality and compliance. Oversee data handling, conversion, and storage solutions.
Qualifications You Must Have:
Bachelor's degree in an information technology related field. 5+ years of experience in a related field. Relevant experience can be considered as a substitute for the required educational qualifications. In the absence of a degree, a minimum of 9 years of related experience is required. Higher level relevant degree may substitute for experience. Extensive knowledge of operating systems (e.g., Windows, Linux). Advanced understanding of network and system security protocols. Excellent interpersonal and communication skills to interact effectively with others. Demonstrate a customer care philosophy that ensures a high level of customer satisfaction. Proven organizational skills with an attention to detail.
Qualifications We Prefer:
Certified Information Systems Security Professional (CISSP) or equivalent certification. Proficiency with virtualization technologies (e.g., VMware, Hyper-V). Advanced scripting skills (e.g., PowerShell, Python). Experience with cloud services (e.g., AWS, Azure). 2-5 years' experience implementing and supporting AWS and Azure Operations. 2-5 years' experience implementing and supporting VMware (VRealize, VRealize Operations, VRealize Automation). 2-5 years' Experience with IT Operations Monitoring Tools (PRTG, VROperations, Solarwinds). Ability to troubleshoot network connectivity between Server Infrastructure.
Certifications:
AWS Cloud Foundations. Azure Fundamentals.
One of the following:
AWS Certified Solutions Architect
  • Associate. AWS Certified SysOps Administrator
  • Associate. AWS Certified Developer
  • Associate.
Microsoft Certified:
Azure Administrator Associate. Successfully pass a pre-deployment medical assessment. Must be willing and able to work extended hours, holidays, and shift schedules as required. Current/ valid passport and be able to obtain a visa to travel internationally. Willing to TDY for extensive amounts of time. Willing to deploy on an approximate 60/60 rotation. An active Top Secret with SCI eligibility U.S. Security Clearance is required
Essential Functions:
Must be able to lift 25 lbs regularly. Work primarily at a computer for extended periods. Frequent use of hand/finger dexterity for computer work. Ability to work in an office or hybrid environment. Occasional travel may be required. This posting will be open for application for a minimum of 5 days and may be extended based on business needs. SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.
IMPORTANT NOTICE
This position requires current/active Top Secret with SCI eligibility U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. Citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use. Learn more about the background check process for Security Clearances. SNC is a global leader in aerospace and national security committed to moving the American Dream forward. We're known and respected for our mission and execution focus, agility, and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation's most critical security needs. If you are mission-focused, thrive in collaborative environments, and want to make our country stronger with state-of-the-art technologies that safeguard freedom, join our team! SNC is an Equal Opportunity Employer committed to an environment free of discrimination. Employment decisions are made based on merit without regard to race, color, age, religion, sex, national origin, disability, status as a protected veteran or other characteristics protected by law. SNC is a trusted global leader in aerospace and national security. Our innovative solutions enable connected protection through command, control and communications systems, as well as ISR, cyber, electromagnetic spectrum management, and other high capabilities for systems across all domains
  • sea, land, air, space and cyber.
As a longstanding leader in defense technology, SNC is the optimum intersection of commercial, defense and non-traditional contractors. We are one of the only privately owned mid-tier A&D contractors and we pride ourselves on our ability to invest early and often to ensure mission success on or ahead of schedule. It's part of our mission to always stay one step ahead; working on solutions today to solve the problems of tomorrow. Founded in 1963, SNC is owned by Chairwoman Eren Ozmen and CEO Fatih Ozmen.