Information System Security Officer (ISSO) - Top ...

Information System Security Officer - Top Secret Clearance | Philadelphia, PA Cambridge International Systems, Inc. Join a dynamic global team united by shared values: commitment, integrity, and perseverance. At Cambridge, youll work alongside top talent worldwide, tackling some of todays most complex and critical challenges in defense and security. We are currently seeking an Information System Security Officer to support operations in Philadelphia, PA. This is a full-time, CONUS position requiring an active DoD Top Secret clearance. This position is contingent upon contract award in October 2025. What Youll Do Serve as an ISSO supporting RMF compliance and cybersecurity for DoD systems. Implement and monitor security controls, ensuring adherence to NIST 800-53 and DoD policies. Conduct vulnerability assessments, threat analyses, and continuous monitoring using tools like ACAS, STIG Viewer, and eMASS. Support incident response activities, including isolating assets, collecting data, and reporting findings. Maintain RMF documentation (SSPs, POA&Ms, RARs) and ensure system accreditation packages remain current. Collaborate with system owners, administrators, and the ISSM to sustain system security posture. Track, report, and resolve cybersecurity findings while preparing for audits and inspections. What Youll Bring Required Qualifications: Education & Experience: Bachelors degree in computer science, information technology, communications systems management, or an equivalent science, technology, engineering & mathematics (STEM) degree from an accredited college or university Technical Expertise: Six (6) years of experience implementing and coordinating cybersecurity policies across organizational levels, ensuring compliance with DoD and federal standards. Proven expertise conducting vulnerability assessments, threat analyses, and risk mitigation activities. Demonstrated ability to support cyber incident response — including isolating affected assets, performing initial investigations, collecting data, and providing detailed status reports. Certifications: Meets DoD IAM Level II baseline requirements — holding one or more of the following: CAP, CASP+ CE, CISM, CISSP (or Associate), GSLC, CCISO, or HCISPPOS/CE Qualification: As directed by Privileged Access Agreement and DFARS 252.239-7001 requirements.Must have a current and active DoD Top Secret security clearance. Proficient with modern IT tools and infrastructure technologies Travel & Passport Some overnight stays possible. Work Environment Compliance with vaccination and medical requirements for TDY/OCONUS roles as per

Created: 2025-11-01