Information Systems Security Engineer (ISSE) Philadelphia, PA DoD Secret Clearance Required

Watershed Security • Philadelphia, Pennsylvania, United States • Posted June 19, 2026

Location Philadelphia, Pennsylvania
Job Type Full-time
Category Computer Occupations
Posted June 19, 2026

JOB DESCRIPTION Watershed Security, is a Veteran Owned Small Business with over 20 years’ Cybersecurity and Government Contracting experiencing.


Watershed is looking for a Journeyman Information Systems Security Engineer (ISSE) to support the Naval Surface Warfare Center (NSWC) in Philadelphia, PA.


The successful candidates will have experience coordinating and enacting required security changes, with in various levels of an organization, ensuring compliance with published policies; conducting cybersecurity vulnerability and threat analysis; and support cyber incident-response by isolating potentially effected assets, initial investigation and data collection, through status updates/reporting.


REQUIRED QUALIFICATIONS Bachelor’s degree in Computer Science, IT, or equivalent technical degree.


Must have at least one of the following active certifications:



  • CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP ...

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