Senior IT Systems & Security Administrator – On‑Site Indy

Rolls-Royce plc; Indianapolis (IN); On-site; USD 99,000 - 160,000; Full time

Benefits offered by this job

Health insurance

401(k) plan with company match

Paid Time Off

Job summary

Rolls-Royce plc in Indianapolis, IN is seeking a Senior System Administrator to support USG Defense programs. The role focuses on virtualization and Windows server environments, with responsibilities spanning AD, GPOs, SIEM, backups, and security controls.

On-site work pattern is required, with potential cross-functional collaborations. Candidate should have a cybersecurity-focused degree or equivalent experience, familiarity with RMF/JSIG frameworks, and relevant certifications (Security+ or

Qualifications

• Associate's or higher in Cybersecurity, IT or CS with several years of security experience.
• Security+ or IAT Level II equivalent certification per regulations.
• Experience with SIEMs, vulnerability scanners, and endpoint protection.

Responsibilities

• Lead virtualization and Windows endpoint administration tasks.
• Define Active Directory and Group Policies; implement security standards.
• Monitor system health, troubleshoot performance, and optimize resources.
• Manage backup strategies and disaster recovery planning.
• Collaborate with engineers on security controls and vulnerability remediation.

Skills

VMware vSphere / ESXi / vCenter

Windows Server administration

Active Directory / GPOs

Security monitoring / SIEM

Scripting / PowerShell

Networking basics

Education

Bachelor's degree in Cybersecurity / IT / CS

Associate's degree + 4+ years security exp

Tools

WSUS

STIGs / SCAP

Job description

Rolls-Royce plc in Indianapolis, IN is seeking a Senior System Administrator to support USG Defense programs. The role focuses on virtualization and Windows server environments, with responsibilities spanning AD, GPOs, SIEM, backups, and security controls.

On-site work pattern is required, with potential cross-functional collaborations. Candidate should have a cybersecurity-focused degree or equivalent experience, familiarity with RMF/JSIG frameworks, and relevant certifications (Security+ or