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Sabre Systems, LLC · 2 weeks ago

Senior Cyber / Systems Security Engineering Specialist (with MBSE)

Patuxent River, MD

Full-time

Onsite

Senior Level, Lead/Staff

$135K/yr - $150K/yr

10+ years exp

Sabre Systems, LLC is a company providing innovative technological solutions and services for the Department of Defense and other customers. They are seeking a Senior Cyber / Systems Security Engineering Specialist to support the V-22 Joint Program Office, focusing on cybersecurity compliance, vulnerability management, and systems security engineering activities.

Information Technology

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Execute cybersecurity compliance and engineering activities across lab, integration, and operational support environments (RDT&E and/or program networks as assigned)

Perform vulnerability management activities including ACAS scanning coordination, patching support, remediation tracking, and security posture reporting

Apply DISA STIGs/SRGs for Windows, Linux, hypervisors, and network devices; support scripted evaluation where applicable

Support secure network segmentation concepts (VLANs, trunking, routing boundaries), firewall policy implementation/validation, and VPN administration (as directed)

Administer and maintain Linux-based systems and services (RHEL/CentOS/Ubuntu), including directory integration and authentication controls where required

Support virtualization platforms (VMware ESXi/vCenter) and backup/recovery practices; help ensure availability and configuration compliance

Contribute to SSE/RMF-relevant artifacts and periodic submissions (plans, evidence, control implementations, scan outputs, POA&M support)

Read/interpret relevant architecture/interface products White-Box/Black-Box (WBBB)/ Requirements, Interfaces, Behavior, Structure - Parametric (RIBS-P) to ensure security controls align with system boundaries and intended behavior

Qualification

Linux administrationCybersecurity complianceVulnerability managementVirtualization (VMware)ACAS scanningScripting/automationNetworking fundamentalsSSE/RMF processesGitLab administrationHandling classified spaces

Required

Must have a have a master's degree in a technical or scientific field from an accredited college or university or a bachelor's degree in a technical or scientific field from an accredited college or university and an additional four (4) years of recent and relevant experience

10+ years experience in DoD/DoD-adjacent IT, system administration, and/or cybersecurity support

Strong Linux administration background (RHEL preferred) and demonstrated STIG implementation experience

Experience with ACAS vulnerability scanning and remediation workflows

Working knowledge of enterprise networking fundamentals (routing/switching, VLANs, firewall policy concepts)

Experience supporting virtualization (VMware ESXi/vSphere) and backup/recovery

Must have an active DoD Secret Clearance; Top Secret strongly preferred

Must be a US Citizen

Preferred

HBSS/ePO client product experience

Familiarity with GitLab administration/secure CI/CD support in segmented environments

Basic scripting/automation (Python, PowerShell, Ansible)

Exposure to SSE/RMF processes and artifact preparation in program environments

Experience supporting classified spaces and handling procedures

Benefits

Comprehensive, evolving benefits designed to meet their diverse needs

Company

Sabre Systems, LLC

Sabre Systems LLC is a quality driven, customer focused business providing innovative and sustainable solutions in the areas of Cyber, Systems and Software Engineering, Advanced Communication Technologies and Digital Transformation.

Founded in 1989

Warrington, Pennsylvania, USA

201-500 employees