Principal System Engineer Administrator (Onsite)

Prattwhitney; Marysville (OH); On-site; USD 80,000 - 100,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) plan with employer matching

Tuition reimbursement programs

Health and wellness programs

Job summary

Prattwhitney in Marysville, Ohio, is seeking a qualified System Administrator responsible for managing VMware ESXi servers and ensuring the integrity of operating systems such as Windows and RedHat Enterprise Linux. Candidates should possess an active DoD Top Secret/SCI clearance and have a degree in a STEM field with substantial experience.

This position involves oversight of network performance, administration of cybersecurity processes, and managing storage solutions, making it critical for candidates to have hands-on expertise with relevant tools and concepts.

Qualifications

• Active and transferable DoD Top Secret/SCI clearance required.
• Minimum 5 years relevant experience in IT.
• Strong understanding of networking concepts.

Responsibilities

• Administration of VMware ESXi servers.
• Maintaining operating systems (Windows and RedHat).
• Deploy, update, and maintain Hyperconverged Infrastructure.

Skills

Network monitoring tools

Cybersecurity processes

VMware administration

Red Hat Enterprise Linux

Windows administration

Kubernetes

Network troubleshooting

Shell/bash scripting

Education

Degree in STEM or related field

Tools

Wireshark

Splunk

Docker

Ansible

Job description

Responsibilities

• Administration of VMware ESXi servers
• Maintaining operating systems (Windows and RedHat Enterprise Linux)
• Application and security patching
• Account and permissions management using Microsoft Active Directory
• Backup and restore using Rubrik Backup Solutions
• Cybersecurity processes related to continuous monitoring of IT systems
• Deploy, update, and maintain Hyperconverged Infrastructure (HCI) systems
• Administration of HPE 3Par and Nimble storage solutions
• Kubernetes administration – Rancher RKE2 Distribution
• Configure, manage, and troubleshoot network switches, firewalls, and routers
• Monitor and analyze network performance and security using Wireshark and Splunk
• Maintain and manage TCP/IP networks, including addressing, routing, and subnetting
• Support implementation and management of VPNs
• Collaborate with network engineering teams for integration of systems across secure networks

Qualifications

• Active and transferable DoD Top Secret/SCI clearance required; ability to obtain SAP clearance and access after start
• Degree in Science, Technology, Engineering or Mathematics (STEM) with minimum 5 years relevant experience or an advanced degree with minimum 3 years experience
• Active certification to comply with NIST‑8570 (Security+, CISSP, etc.)
• Expertise in Red Hat Enterprise Linux administration
• Windows 10/Server 2016 administration
• Broadcom VMware – VMware Cloud Foundation (VCF) experience
• Strong understanding of networking concepts: VLANs, DHCP, DNS, routing protocols
• Experience with network monitoring tools and troubleshooting network issues
• Preferred: SAP clearance, Enterprise Domain Administration (Windows), basic information system hardware configuration, container deployment (Docker, Kubernetes, Rancher, Helm), automation with Ansible/Ansible Tower, Enterprise Key Management (Utimaco ESKM), cyber security tools (ACAS, HBSS, Splunk), ActiveMQ management, shell/bash scripting, LDAP administration, TCP/IP and transfer protocols, network protocols, firewalls, load balancers, proxy servers, detailed technical documentation, Cross‑Domain Solutions (CDS)
• Ability to work under pressure in a team to meet schedule requirements

Benefits

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan with employer matching and separate retirement contribution
• Tuition reimbursement and student loan repayment programs
• Life insurance and disability coverage
• Optional pet, home, and auto insurance and additional coverage options
• Birth, adoption, and parental leave benefits
• Health and wellness programs (Teladoc, Bright Horizons, etc.)

EEO Statement

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.