Systems Administrator

Collins Aerospace; Jacksonville (FL); On-site; USD 108,000 - 205,000; Full time

Benefits offered by this job

Medical insurance

401(k) matching

Paid time off

Tuition reimbursement

Life insurance

Flexible schedules

Job summary

Collins Aerospace in Jacksonville, FL is seeking a Senior Systems Administrator / DT Site Lead to manage Digital Technology infrastructure and lead site-level DT services. The role blends hands-on administration of Windows servers, Active Directory, and network services with cross-functional leadership and stakeholder coordination.

This onsite position requires 100% presence in Jacksonville and an active U.S. government security clearance.

Qualifications

• Typically requires a University Degree and minimum 8 years prior relevant experience or an Advanced Degree and minimum 5 years.
• U.S. Citizenship and active/transferable security clearance required on day 1.
• 5+ years of experience supporting enterprise IT infrastructure and systems administration.
• Experience administering Windows Server and Windows client OS, AD, DNS, DHCP, and authentication technologies.
• Strong communication, cross-functional collaboration, and independent prioritization abilities.

Responsibilities

• Administer, maintain, monitor, and support Windows-based server and workstation environments.
• Support Active Directory, Group Policy, DNS, DHCP, file services, and enterprise infrastructure.
• Perform system installation, configuration, upgrades, patching, and lifecycle management.
• Lead site-level DT activities, coordinate with enterprise DT teams and stakeholders.
• Identify risks, plan infrastructure projects, and coordinate outages and changes.
• Provide senior technical guidance and drive permanent corrective actions.

Skills

Windows Server admin

Active Directory

Network troubleshooting

Leadership

Communication skills

Education

University Degree

Advanced Degree

Tools

VMware

Hyper-V

Endpoint management

Patch management

Job description

Date Posted: 2026-09-15

Country: United States of America

Location: US-FL-JACKSONVILLE-6061 BLDG 107 ~ 6061 Goodrich Blvd ~ BLDG 107 ENG, Bldg 107

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type: DoD Clearance: Secret

Security Clearance Status: Active and existing security clearance required on day 1

The Senior Systems Administrator / DT Site Lead is responsible for the administration, operation, and lifecycle management of Digital Technology infrastructure while serving as the primary DT point of contact for the site. This position combines hands‑on technical responsibilities with site-level operational leadership, project execution, stakeholder engagement, and coordination across enterprise DT service organizations.

The successful candidate will have a strong infrastructure and systems administration background with the ability to operate independently, troubleshoot complex technical issues, coordinate cross‑functional teams, and translate business and site requirements into executable DT solutions.

As the DT Site Lead, this position will maintain relationships with site leadership, Engineering, Operations, Facilities, Security, Cybersecurity, and other key stakeholders while coordinating with RTX and Collins Aerospace DT service owners to ensure reliable, secure, and effective delivery of technology services.

The candidate is required to be 100% onsite in Jacksonville, FL.

What YOU Will Do:

Systems Administration and Infrastructure Operations:

• Administer, maintain, monitor, and support Windows-based server and workstation environments and associated infrastructure.
• Support Microsoft Windows Server, Windows client operating systems, Active Directory, Group Policy, DNS, DHCP, file services, network printing, and other enterprise infrastructure technologies.
• Perform system installation, configuration, maintenance, upgrades, patching, troubleshooting, and lifecycle management.
• Monitor system availability, performance, capacity, and overall health and take appropriate action to maintain reliable operations.
• Troubleshoot complex hardware, software, operating system, authentication, connectivity, and application issues and perform root cause analysis as required.
• Support vulnerability remediation, security configuration, patch management, and technology currency requirements in coordination with Cybersecurity and enterprise service owners.
• Maintain accurate system documentation, configurations, inventories, procedures, and technical records.
• Support backup, recovery, business continuity, and disaster recovery requirements for supported environments.

DT Site Leadership:

• Serve as the primary DT Site Lead and local point of contact for site leadership and key business stakeholders.
• Maintain strong working relationships with Engineering, Operations, Facilities, Security, Cybersecurity, Program teams, and other site organizations.
• Maintain awareness of the DT services, infrastructure, capabilities, risks, and dependencies supporting the site.
• Identify site-level technology issues, risks, capacity constraints, lifecycle concerns, and service gaps and coordinate with the appropriate DT service owners to drive resolution.
• Represent site requirements and priorities to enterprise DT organizations and ensure site stakeholders have visibility into significant DT activities, issues, and changes.

Project and Service Delivery:

• Identify, plan, coordinate, and execute infrastructure projects supporting site, program, Engineering, and business requirements.
• Manage multiple concurrent DT initiatives involving infrastructure, end‑user technologies, network services, compute, storage, cybersecurity, and enterprise services.
• Develop project scope, schedules, resource requirements, dependencies, risks, and implementation plans.
• Coordinate enterprise DT teams, contractors, vendors, and local stakeholders to successfully execute technology deployments and infrastructure changes.
• Coordinate planned outages, maintenance activities, and technology changes with impacted stakeholders.

Operational Leadership:

• Act as a senior technical resource and escalation point for complex infrastructure and operational issues.
• Work independently to identify problems, develop courses of action, and drive issues through resolution.
• Lead cross‑functional technical discussions involving multiple DT organizations and business stakeholders.
• Influence service owners and technical teams when resolution requires resources or action outside the local organization.
• Identify recurring operational problems and drive permanent corrective actions rather than relying on temporary workarounds.
• Develop and improve local processes, procedures, documentation, and operational standards.

Qualifications You Must Have:

• Typically requires a University Degree and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.
• U.S. Citizen - Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
• 5+ years of experience supporting enterprise IT infrastructure, systems administration, or related technology environments.
• Experience administering Microsoft Windows Server and Windows client operating systems.
• Experience supporting Active Directory, Group Policy, DNS, DHCP, file services, network printing, and enterprise authentication technologies.
• Experience troubleshooting complex infrastructure, operating system, hardware, software, and network‑related issues.
• Experience executing infrastructure deployments, upgrades, migrations, or technology refresh projects.
• Experience working across multiple technical teams and coordinating resolution of complex operational issues.
• Demonstrated ability to independently prioritize and execute multiple technical and operational responsibilities.
• Strong written and verbal communication skills with the ability to communicate technical issues to both technical and non‑technical stakeholders.

Qualifications We Value:

• Experience serving as a technical lead, site lead, infrastructure lead, or senior escalation point within an enterprise IT environment.
• Experience supporting Engineering, manufacturing, laboratory, secure, or other business‑critical technology environments.
• Experience with virtualization technologies such as VMware, Hyper‑V.
• Experience with enterprise endpoint management, software distribution, patching, monitoring, or configuration management platforms.
• Working knowledge of networking concepts including TCP/IP, VLANs, routing, switching, firewalls, and network troubleshooting.

What We Offer:

• Medical, dental, and vision insurance.
• Three weeks of vacation for newly hired employees.
• Generous 401(k) plan that includes employer matching funds and separate. employer retirement contribution, including a Lifetime Income Strategy option.
• Tuition reimbursement program.
• Student Loan Repayment Program.
• Life insurance and disability coverage.
• Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance,critical illnessinsurance, group legal, ID theft protection.
• Birth, adoption, parental leave benefits.
• Ovia Health, fertility, and family planning.
• Adoption Assistance.
• Autism Benefit.
• Employee Assistance Plan, including up to 10 free counseling sessions.
• Healthy You Incentives, wellness rewards program.
• Doctor on Demand, virtual doctor visits.
• Bright Horizons, child, and elder care services.
• Teladoc Medical Experts, second opinion program.
• And more!

Do you want to be part of a new, exciting initiative to combine foundational IT with new digital technologies? Our Digital Technology team is driving business efficiencies and a better customer experience by connecting technologies, people, information and processes. From making aircraft more electric, intelligent and integrated to building new software platforms such as Internet of Things, big data, artificial intelligence, and blockchain, there’s no better place to be right now than in digital. If you’re an agile thinker who enjoys utilizing modern technology to make big improvements, then you’re a perfect fit for this team. Join Collins Aerospace to help us revolutionize the aerospace industry today!

WE ARE REDEFINING AEROSPACE.

Please consider the following role type definitions as you apply for this role.

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

presence associated with this role.

Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in‑person meetings.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other — propel us all higher, again and again.

The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short‑term disability, long‑term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective‑bargaining agreement.

Hired applicants may be eligible for annual short‑term and/or long‑term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective‑bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.