Senior Information Security Analyst

General Dynamics
United States
Workplace: OnsiteFull timeUSD 97,968 - 126,500 annuallyFunction: CybersecurityExperience: 5+ yearsEducation: certificationSkills: ["Work independently","Collaborate with multidisciplinary teams","Drive innovation","Subject-matter expertise"]

Strengthen enterprise cybersecurity operations supporting federal missions by leading vulnerability management and contributing to threat detection and response. Manage Tenable Security Center operations across Linux/Red Hat environments, align posture with DISA STIGs, NSA guidelines, and DoD requirements, and coordinate POA&M management across on-prem and Azure IL5/IL6. Improve detection fidelity through vulnerability analysis, reporting, tuning rules, and resolving scanner/integration challenges using Microsoft Defender for Endpoint and related monitoring tools.

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FursaFursa
General Dynamics
General Dynamics
1 hour ago

Senior Information Security Analyst

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 1 hour agoStatus: Live
Reposted: similar role first listed 1 month ago

Job Summary

Strengthen enterprise cybersecurity operations supporting federal missions by leading vulnerability management and contributing to threat detection and response. Manage Tenable Security Center operations across Linux/Red Hat environments, align posture with DISA STIGs, NSA guidelines, and DoD requirements, and coordinate POA&M management across on-prem and Azure IL5/IL6. Improve detection fidelity through vulnerability analysis, reporting, tuning rules, and resolving scanner/integration challenges using Microsoft Defender for Endpoint and related monitoring tools.
Location: United States
Workplace: Onsite
Employment Type: Full time
Job Function: Cybersecurity
Seniority: Mid level

Key Responsibilities

  • •Lead enterprise vulnerability management operations, including deployment, configuration, and optimization of Tenable Security Center across Linux/Red Hat environments to maintain secure posture aligned with DISA STIGs, NSA guidelines, and DoD requirements.
  • •Collaborate with engineering, cloud, network, cybersecurity operations, and leadership teams to ensure secure configurations and rapid vulnerability mitigation across on-prem and Azure IL5/IL6 environments.
  • •Drive continuous improvement by analyzing vulnerability data, developing actionable reporting, tuning detection rules, and resolving scanner and integration challenges.
  • •Manage and contribute to POA&M management to support compliance and remediation tracking across enterprise environments.
  • •Use Tenable Security Center, Microsoft Defender for Endpoint, Azure IL5/IL6 services, Linux/Red Hat administration, and enterprise security monitoring solutions to strengthen cyber defense capabilities.
Travel: Medium travel

Pay and Benefits

Salary: USD 97,968 - 126,500 annually
Perks:401kHealth InsuranceDentalVisionPaid Leave

Key Requirements

  • •TS/SCI clearance (must currently possess) and ability to obtain TS/SCI.
  • •US citizenship required.
  • •5+ years of related experience in cybersecurity/information system security.
  • •Education: Security+, bachelor’s degree, or equivalent experience.
  • •Experience with RMF and NIST 800-53 frameworks, plus vulnerability analysis and incident response familiarity.
Experience:5+ years
Education:Certification / Diploma
Skills:Work independentlyCollaborate with multidisciplinary teamsDrive innovationSubject-matter expertise
Certifications:Security+
Tech Stack:Tenable Security Center (Tenable.sc)LinuxRed HatDISA STIGsNSA guidelinesDoD cybersecurity requirementsAzure IL5Azure IL6Microsoft Defender for EndpointPOA&M managementNIST 800-53RMFVulnerability managementThreat detectionIncident response

Eligibility

Work Authorization:Authorization required. Sponsorship not provided.
Security Clearance:Top Secret/SCITS/SCI

Company Brief

General Dynamics
Provides IT, systems engineering, cybersecurity, cloud, and mission support services to U.S. federal civilian and defense agencies, delivering large-scale technology solutions and managed services for national security and government operations.
Industry: Defense Technology
Company Size: Enterprise (1,001+ employees)
Growth: Established Company
Headquarters: Tysons / Fairfax, United States
WebsiteLinkedIn