The Information System Security Officer (ISSO) is responsible for the implementation, management, and oversight of cybersecurity controls for classified information systems under Defense Counterintelligence and Security Agency (DCSA) governance. The ISSO ensures systems comply with federal and DoD cybersecurity requirements, supports system accreditation, and maintains the security posture of assigned environments throughout their lifecycle.
Essential Functions
• Manage and maintain cybersecurity compliance for classified systems in accordance with DoD RMF, NIST SP 800‑53, DCSA Assessment and Authorization Process Manual (DAAPM) (DAAG), and applicable DoD directives.
• Develop, update, and maintain System Security Plans (SSPs), POA&Ms, Continuous Monitoring plans, and other accreditation artifacts required by DCSA.
• Conduct periodic security reviews, vulnerability scans, and technical assessments; track and remediate identified findings.
• Oversee system configuration management, ensuring baseline controls, approved hardware/software listings, and secure configuration standards are enforced.
• Coordinate with System Owners, Administrators, Program Managers, and Security leadership to maintain system security, support audits, and implement required changes.
• Monitor, document, and report cybersecurity incidents; coordinate responses with security teams and ensure proper escalation and documentation.
• Ensure proper account management practices, including user provisioning, access reviews, and enforcement of least privilege and need‑to‑know.
• Support DCSA inspections, audits, and assessments by preparing documentation, coordinating interviews, and ensuring system readiness.
• Provide security guidance for changes, upgrades, new system integrations, and emerging risks affecting system security posture.
• Maintain awareness of evolving DoD/DCSA cybersecurity requirements and advise leadership on necessary updates to policies, controls, and procedures.
QualificationsRequired Qualifications
• Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, or a related field (or equivalent experience).
• 3–5+ years of experience in cybersecurity, information assurance, or classified system security operations.
• Hands-on experience supporting DoD RMF, NIST SP 800‑53 security controls, and DCSA (DAAPM) compliance requirements.
• Working knowledge of classified information systems, enclave security, and federal cybersecurity regulations (e.g., DoDI 8500.01, DoDI 8510.01).
• Experience developing and maintaining accreditation artifacts such as System Security Plans (SSPs), POA&Ms, and Continuous Monitoring documentation.
• Ability to perform vulnerability scanning, configuration management, audit log review, and security assessments.
• Familiarity with tools such as ACAS, Nessus, SCCM, SIEM platforms, and other cybersecurity monitoring technologies.
• Active DoD security clearance (typically Secret; some roles require TS/SCI).
• IAM Level II certification required (e.g., CAP, CASP+, CISM, GSLC) in accordance with DoD 8140/8570.
Preferred Qualifications
• Experience supporting DCSA inspections, audits, and security reviews.
• Knowledge of classified system provisioning, account management, and secure enclave operations.
• Background with STIGs, HBSS/ESM, secure configuration baselines, patch management processes, and enclave/system hardening.
• Experience with incident response procedures for classified environments.
• Strong communication skills with the ability to brief leadership and collaborate with system owners, administrators, and security stakeholders.
• Familiarity with eMASS or similar compliance management platforms.
• Experience supporting system changes, upgrades, or new system integrations with RMF documentation updates.
Pay Transparency:
We offer a comprehensive and competitive benefits package. Employee benefits vary by role, however, may include Health and Wellness, Mental Health, Retirement Savings, Life and Disability, Paid Maternity and Parental Leave, Paid Time Off, Tuition Reimbursement, and an Employee Assistance Program.
Compensation: $90,000.00 - $120,000.00
Skills Required
- Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or related field (or equivalent experience).
- 3-5+ years of experience in cybersecurity, information assurance, or classified system security operations.
- Hands-on experience supporting DoD RMF, NIST SP 800-53 security controls, and DCSA (DAAPM) compliance requirements.
- Working knowledge of classified information systems, enclave security, and federal cybersecurity regulations (e.g., DoDI 8500.01, DoDI 8510.01).
- Experience developing and maintaining accreditation artifacts such as System Security Plans (SSPs), POA&Ms, and Continuous Monitoring documentation.
- Ability to perform vulnerability scanning, configuration management, audit log review, and security assessments.
- Familiarity with tools such as ACAS, Nessus, SCCM, SIEM platforms, and other cybersecurity monitoring technologies.
- Active DoD security clearance (typically Secret; some roles require TS/SCI).
- IAM Level II certification required (e.g., CAP, CASP+, CISM, GSLC) in accordance with DoD 8140/8570.
- Experience supporting DCSA inspections, audits, and security reviews.
- Knowledge of classified system provisioning, account management, and secure enclave operations.
- Background with STIGs, HBSS/ESM, secure configuration baselines, patch management processes, and enclave/system hardening.
- Experience with incident response procedures for classified environments.
- Familiarity with eMASS or similar compliance management platforms.
- Experience supporting system changes, upgrades, or new system integrations with RMF documentation updates.
- Strong communication skills to brief leadership and collaborate with system owners and stakeholders.
Oceaneering Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Oceaneering and has not been reviewed or approved by Oceaneering.
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Healthcare Strength — Healthcare offerings are portrayed as comprehensive, including private medical insurance and broad medical, dental, and vision coverage tailored to local markets. In several contexts, coverage is characterized as good to outstanding.
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Retirement Support — Retirement programs include pension/retirement plans and a U.S. 401(k), which are consistently highlighted as part of a competitive package. These elements are described as contributing meaningful value to overall compensation.
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Leave & Time Off Breadth — Leave programs include PTO/vacation, paid holidays, and paid sick leave, with annual leave emphasized globally. Time-off provisions are noted as a steady component of total rewards even when salary opinions differ.
Oceaneering Insights
What We Do
Oceaneering pushes the frontiers of deep water, space and motion entertainment environments to execute with new, leading-edge connections to solve tomorrow’s challenges, today. As the trusted subsea connection specialist, our experience combined with the depth and breadth of our portfolio of technologies allows us to engineer solutions for the most complex subsea challenges. From routine to extreme, our integrated products, services, and innovative solutions safely de-risk operational systems, increase reliability, and enable a lower total cost of ownership. We are connecting what’s needed with what’s next as the world’s largest ROV operator and the leading ROV provider to the oil and gas industry with over 300 systems operating worldwide. With our safety-focused and innovative approach, we responsively and decisively react to subsea challenges while providing solutions swiftly and efficiently.







