Senior Principal System Administrator (Onsite)

RTX•Mckinney, TX

2d•Onsite

About The Position

Collins Aerospace is seeking an experienced Senior System Administrator to work in a highly collaborative, multi-platform, and multi-disciplined Microsoft Windows and RedHat Enterprise Linux environment. The candidate will be responsible for the provisioning, installation/configuration, operation, and maintenance of systems hardware and software infrastructure for classified programs. This is a full-time, 100% onsite position in McKinney, TX. The role involves working with Cybersecurity professionals to maintain security compliance, providing documentation on advanced IT processes and procedures, and acting as a senior technical resource for the team. This includes informally directing day-to-day DT activities, resolving complex technical challenges, mentoring personnel, prioritizing and assigning tickets, and participating in customer meetings to provide technical guidance.

Requirements

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. citizenship is required
An active DoD Secret clearance is required on Day 1 Start
Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date
SME level experience with some of, but not limited to, the following technologies: Active Directory, WSUS, VMware, NETAPP, networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites
Experience with Server architecture and troubleshooting methods
Experience assisting with troubleshooting, patching, and support Windows, ESXi and Linux Systems
Experience with Windows Server internals to include DNS, DHCP, AD, and server replication methods

Nice To Haves

Experience using VMWare vCenter, vSphere, Windows desktops (Windows 10, 11), Splunk and ESXi and/or other virtual computing methods
Scripting/ automation PowerShell, Bash experience
Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) and an Operating System Certification
Direct working experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF
Experience with data storage, NAS, and SAN technologies and solutions
Experience supporting engineers in software, simulations, and hardware development
Experience with Microsoft WSUS, SCCM, and/or Exchange
High Performance Computing (HPC) experience in a Linux environment
Experience in DevSecOps, containerization, Kubernetes

Responsibilities

Server management (software and hardware)
Storage management (logical and physical)
Cross-platform authentication and access management
Data backup and restoration
Software and license configuration
Workstation support
Working with Cybersecurity professionals to maintain security compliance requirements
Provide documentation on advanced IT processes and procedures and other tasks as assigned
Act as a senior technical resource for the team by informally directing day-to-day DT activities, resolving complex technical challenges, and mentoring personnel in support of operational excellence
Prioritize and assign tickets to lower-level team members, ensuring timely resolution and effective workload distribution
Participate in meetings with customers, providing technical guidance and best practice to ensure successful outcomes
Develop, document, and enforce system administration processes, standards, and best practices
Install and configure software applications requested by end users
Provide work effort beyond standard work hours on occasion

Benefits

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: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, 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
Annual short-term and/or long-term incentive compensation programs