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Information System Security Officer (ISSO) – Top Secret Clearance | Philadelphia, PA - Cambridge International Systems Inc - Career Page Skip To Job Description

THANKS FOR YOUR INTEREST!

When you join the Cambridge team, you are part of a skilled and talented global community that is united by a set of core values: commitment, integrity, and perseverance. Join our team and help us confront today’s most threatening and complex obstacles!

TO APPLY

Please click on the links associated with the position of interest.

You'll be prompted to answer general screening questions and voluntary, confidential demographic data that Cambridge International Systesms uses to submit compliance surveys to the federal government. Shortly thereafter, you will recive a confirmation of receipt email and an email with a link to complete your employment application.

Someone from our recruiting team will pre-screen your qualifications based on the position's requirements. If there is a match, you may be contacted by a recruiter to schedule an introductory phone call. Our vetting process typically includes an initial screening with the recruiter, an in-person, Teams or phone interview with the hiring manager or on a panel, and background screening (including employment and degree/certification verification).

If you submit a general application, your qualifications will be assessed for current and/or future opportunities.

We thank you for exploring career opportunities with Cambridge International Systems; we wish you success in your job search!

Please note

Cambridge International Systems does not accept unsolicited resumes. Unsolicited resumes or applications submitted by a third party will not be reviewed. Job applicants only. No staffing agencies, recruiters, or headhunters, please.

WORK-LIFE BALANCE

We understand you have commitments outside of the office. We provide a flexible paid time off package and 11 paid holidays per year.

RETIREMENT SUPPORT

We provide competitive 401(K) options including contribution matching that is 100% vested.

TRAINING AND EDUCATION ASSISTANCE

We offer reimbursement for continuing education and training.

PROFESSIONAL DEVELOPMENT

We support your professional growth and development through conference attendance, mentor programs, and internal training.

BONUSES

We recognize the importance of involving you in the hiring process, so we offer a generous employee referral bonus program. We also show our appreciation for your hard work through performance-based bonuses and on the spot bonuses that recognize outstanding achievements.

HEALTH INSURANCE

We offer full-time employees competitive medical, dental, vision, life, and disability insurance plans.

OTHER PERKS

We value the health and wellness of our employees by providing a comprehensive wellness program, community involvement and outreach opportunities, employee assistance program (EAP) and Tickets at Work accounts!

At Cambridge, we recognize innovation and agility grow through diverse collaboration. Our team is comprised of unique individuals, and it is our policy to provide equal opportunity in recruiting, hiring, training, and promoting individuals in all job categories without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), parental status, national origin, age, disability, genetic information (including family medical history), political affiliation, military service, or any other protected class or category as may be defined by federal, state, or local laws or regulations. It is our firm intent to support equal employment opportunity and affirmative action in keeping with applicable federal, state, and local laws and regulations.

If you are a qualified individual with a disability or a disabled veteran requiring assistance with the application process, please visit https://cbridgeinc.com/accessibility/ for information on how to request assistance.

For more information on equal opportunity protections, please view the U.S. Department of Labor’s Office of Federal Contract Compliance Programs EEO is the Law poster and the EEO is the Law Supplement on our Careers page.

Information System Security Officer (ISSO) – Top Secret Clearance | Philadelphia, PA

Philadelphia, PA

Full Time

Mid Level

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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, you’ll work alongside top talent worldwide, tackling some of today’s 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. The expected award date is May 2026.

What You’ll 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 You’ll Bring

Required Qualifications

Education & Experience

• Bachelor’s 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 HCISPP
• OS/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 Vaccine Recommendations by AOR | Health.mil.

Office setting

• Primarily an office-based role in Philadelphia, PA
• Standard desk/computer work with flexibility for walking and movement on site
• Must be able to work in an office environment, sitting at a desk, looking at a computer for most of the workday.
• Work is physically comfortable; the employee has discretion about sitting, walking, standing, etc.
• May be required to travel short distances to offices/conference rooms and buildings on site.

Background & Security

• Employment is contingent upon successful background investigation
• Drug screening may be required for federal contract compliance

Benefits & Perks

We believe in investing in our team—both professionally and personally:

• Medical, dental, vision, life, accident, and critical illness insurance
• 401(k) immediate vesting and match
• Paid time off and company holidays
• Generous tuition & training support
• Relocation assistance
• Sign-on and performance-based bonuses
• Employee referral program
• Access to Tickets at Work, EAP, wellness initiatives, and more

Join Us

If you're driven by mission, technology, and teamwork—we want to hear from you. Cambridge is growing, and this position is just one of many opportunities on our global team. Know someone perfect for the role? Referrals are welcome—both employees and non-employees may qualify for a bonus.

Apply today and help shape the future of secure cloud computing for national security.

About Cambridge International Systems

At Cambridge, we recognize innovation and agility grow through teamwork. By working collaboratively, listening proactively, and engaging across functions we create solutions that build on the best ideas our employees bring to the table. We are committed to one another, to persevere in order to get the job done, and to do so with integrity every time. Learn more at www.cbridgeinc.com.

We are an equal opportunity employer. Applicants and employees are considered for positions and are evaluated without regard to any protected status under applicable law or other similar factors that are not job-related. We encourage all qualified individuals to apply for employment. Selected applicants may be subject to a background investigation and/or education verification.

We provide reasonable accommodation for qualified individuals with disabilities in accordance with federal, state, and local law. If you require a reasonable accommodation to participate in the application process or to perform the essential functions of the position, please contact our Recruiting Team at recruiting@cbridgeinc.com.

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