Senior System Administrator

Rolls-Royce•Indianapolis, IN

9d•Onsite

About The Position

Rolls-Royce is in search of a multi-faceted security professional in support of multiple USG Defense programs. The ideal candidate will assist the Information System Security Managers (ISSMs) and ultimately, the Facility Security Officer (FSO).

Requirements

Associate's degree in Cybersecurity, Information Technology, Computer Science plus 4 year's experience in information system security OR; Bachelor's degree in Cybersecurity, Information Technology, Computer Science and 2+ years in information system security OR; Master's degree in Cybersecurity, Information Technology, Computer Science OR; PhD degree in Cybersecurity, Information Technology, Computer Science OR; In lieu of a degree, 6 + years of experience in information system security, with at least 3 years supporting classified systems under RMF, DAAPM, and/or JSIG frameworks.
Professional certifications, such as Security+ or IAT Level II equivalent, in accordance with government regulation, 8140.
Experience implementing and managing security tools, such as SIEMs, vulnerability scanners, and endpoint protection platforms.
Must have or be able to obtain a US DoD Top Secret Security Clearance.

Nice To Haves

Experience with WSUS for patch management.
Experience with STIGs, SCAP, and other baseline configuration tools.
Experience with incident response, investigation, and resolution.
Familiarity with classified processing environments, including air-gapped and cross-domain solutions.
Strong technical understanding of encryption, secure network architecture, and system hardening techniques.
Ability to communicate technical concepts effectively to diverse audiences, including non-technical stakeholders.

Responsibilities

Administering VMware vSphere, ESXi, vCenter to manage virtual machine lifecycles, including virtual networks and storage.
Maintaining, patching, and updating Windows Server and virtual PC environments, in accordance with change control board documentation.
Developing system architecture for new programs and lifecycle activities including hosts, workstations, network, and storage.
Managing and monitoring firewalls, SIEM, vulnerability scanner, and endpoint security devices and events.
Defining Active Directory, Group Policies (GPOs), and working with the security engineer to implement security standards like STIGs.
Monitoring system health, troubleshooting performance bottlenecks, and optimizing resource allocation (CPU, RAM, Network, and Storage).
Managing backup solutions and performing disaster recovery operations.
Using PowerShell or CLI tools for scripting and automation of routine tasks to efficiently support reassessment and reauthorization efforts.
Installing and troubleshooting engineering software in the Windows environment to ensure ongoing usage by end users.
Creating documentation for tasks completed for ongoing workflows.
Collaborating with engineers and program managers to implement security controls and address vulnerabilities.
Performing basic Linux system administration or ISSO duties and supporting security-related projects, as needed, in the case of turnover.
Performing hardware and software changes, account management, media protection, user interface, and assured file transfers.
Enforcing security policies and procedures in accordance with government regulations, NIST SP 800-53, NIST SP 800-171, DAAPM, JSIG and 32 CFR Part 117 (NISPOM) standards.