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Mission Technologies, a division of HII · 11 hours ago

Information Systems Security Engineer (Engineer Info Assurance 3) - 26107

Honolulu Metro

Full-time

Onsite

Mid, Senior Level

$98K/yr - $130K/yr

5+ years exp

HII's Mission Technologies division is seeking an Information Systems Security Engineer to ensure the security and compliance of DoD information environments. The role involves implementing security controls, conducting vulnerability scans, and coordinating technical remediation to maintain secure system configurations.

Defense & Space

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Apply and validate Security Technical Implementation Guides (STIGs) on Windows, Linux, and virtualization platforms

Conduct system vulnerability scans, analyze findings (e.g., ACAS/Nessus), and coordinate technical remediation

Implement and manage role-based access controls (RBAC), group policies, and multi-factor authentication (MFA)

Participate in the creation and enforcement of enclave-wide hardening baselines and patch management cycles

Support the development and review of RMF artifacts, including SSPs, SCISs, and POA&Ms

Monitor system compliance using SCAP benchmarks, configuration checklists, and manual validation

Coordinate with NETOPS, ISSO/ISSM, and virtualization teams to ensure that security controls are properly deployed and sustained

Assist with incident response preparation by enforcing audit log configurations and system event monitoring

Prepare for and participate in cybersecurity inspections and ATO validation efforts

Maintain technical documentation and system hardening guides for repeatable application across enclaves

Qualification

DoD STIGsRMF control familiesNIST 800-53CompTIA Security+Vulnerability scanning toolsGroup Policy ObjectsMulti-factor authenticationIncident response preparationCybersecurity inspectionsTechnical documentation

Required

5 years relevant experience with bachelor's in related field; 3 years relevant experience with master's in related field; or High School Diploma or equivalent and 9 years relevant experience

Active DoD Top Secret clearance

CompTIA Security+ (DoD 8570 baseline)

Strong knowledge of DoD STIGs, RMF control families, and NIST 800-53

Familiarity with Group Policy Objects (GPO), Active Directory, MFA, and role-based access frameworks

Experience with vulnerability scanning tools such as ACAS/Nessus and remediation workflows