Senior Infrastructure Engineer Level III Jobs

Senior Infrastructure Engineer – Level 3 Location: King of Prussia, PA Type of Role: Full-Time, Onsite Shift: 9x80 Schedule (Every other Friday off)

POSITION OVERVIEW

The Global Edge Consultants, LLC is seeking a Senior Infrastructure Engineer – Level 3 (Systems Engineer–IT) to lead infrastructure and systems administration efforts across development and production environments in a space and national security context. This senior-level role will provide technical leadership in server, application, and network administration, COTS integration, security hardening, and automation, supporting mission-critical systems in highly regulated environments. This position is contingent upon a program award expected in the winter of 2026.

RESPONSIBILITIES AND ESSENTIAL DUTIES

Provide systems administration for development and production environments, including server, application, and network components. Lead COTS hardware and software integration, testing, and verification activities. Drive system security initiatives including vulnerability management, access control and authentication, file system security, system hardening, compliance, and auditing. Support operational sites in the use of the deployed baseline, assisting with troubleshooting and performance optimization. Develop and maintain automation scripts (Python, Bash, Ansible) to streamline operational tasks and workflows. Document defects in discrepancy reports and collaborate with technical and engineering teams on corrective solutions. Provide technical leadership and mentoring to junior infrastructure and systems engineering staff. Contribute to resilient, secure IT infrastructures aligned with space and national security mission needs.

MINIMUM REQUIREMENTS

Basic Qualifications Virtualization experience. Strong Linux and Windows systems administration capabilities, including: Configuration and management Package management and software installation Troubleshooting and performance optimization Security support tasks Ability to script (e.g., Bash, Ansible) to automate tasks and workflows. Ability to perform IT environment hardening and security management, including administration of Trellix. Security+ or CISSP, or other certification that fulfills DoD 8570 requirements. Active Top Secret clearance with ability to obtain and maintain SCI (TS/SCI); must be a U.S. Citizen. Desired Skills Experience with VMware/ESXi/vSphere. NetApp experience. Broad system administration and infrastructure experience across: Implementing and managing STIGs Software installations and account management Active Directory and Group Policy Virtualization and networking Hardware design, procurement, and installation Systems engineering, test, and verification.

WORK SCHEDULE, CLEARANCE, AND OTHER DETAILS

Security Clearance: TS/SCI required; U.S. Citizenship is mandatory. Work Arrangement: Onsite full-time at a designated facility. Schedule: 9x80 (every other Friday off). Position Level: Senior / Level 3 Infrastructure Engineer (Systems Engineer–IT). Career Area: Information Technology / Systems Engineering / Space Security.

EQUAL OPPORTUNITY EMPLOYER STATEMENT

The Global Edge Consultants, LLC is an Equal Opportunity Employer. The Global Edge Consultants, LLC does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status, or any other basis covered by applicable law. All employment is decided on the basis of qualifications, merit, and business need. ClearanceJobs