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Ernst & Young

Global professional services: consulting, tax, assurance.

Government and Infrastructure ISSO Senior Analyst - Service Delivery Center, Cybersecurity

Full-Time
$77.5k - $160.5k
Mid
Bachelor's
San Antonio, TX, USA
HybridHybrid work required; travel up to 20%.
CybersecuritySecurity Governance, Risk & Compliance

About the job

Requirements
  • A bachelor's degree in cybersecurity, information technology, information systems, computer science, engineering, business, or a related field.
  • At least 3 years of related work experience in cybersecurity, technology risk, compliance, or information technology, including hands-on experience supporting federal Risk Management Framework activities.
  • Ability to obtain and maintain a Secret-level clearance.
  • Comfort working in a hybrid arrangement.
  • Experience developing or maintaining Risk Management Framework documentation, collecting and organizing control evidence, supporting assessment readiness, tracking Plans of Action and Milestones, or executing continuous monitoring activities.
  • Experience in at least one of the following areas: federal authorization package development and maintenance; NIST SP 800-53 control implementation statements and evidence mapping; security control assessment preparation and response coordination; Plans of Action and Milestones tracking, remediation support, or continuous monitoring reporting; federal governance, risk, and compliance tools such as eMASS, JCAM, CSAM, or Xacta; technical security artifacts such as network diagrams, inventories, vulnerability scans, Security Technical Implementation Guide or Center for Internet Security benchmark results, change records, or configuration data.
  • Flexibility to travel up to 20%.
  • Applied knowledge of federal security frameworks and standards such as NIST SP 800-37, NIST SP 800-53/53A, NIST SP 800-60, NIST SP 800-30, NIST SP 800-137, FIPS 199/200, FISMA, and relevant agency-specific policies.
  • Applied knowledge of the NIST Risk Management Framework and security control assessment methodology.
  • Ability to analyze technical information and translate it into clear control documentation.
  • Ability to manage multiple systems or workstreams concurrently.
  • Ability to review work products for quality and consistency.
  • Clear communication with technical stakeholders and engagement leadership.
Responsibilities
  • Own the Risk Management Framework delivery workstream for assigned systems by maintaining security posture documentation and supporting system owners and government Information System Security Managers throughout the authorization lifecycle.
  • Reference NIST SP 800-53A assessment procedures and SP 800-53 controls and applicable overlays; select examination, interview, and test methods; judge evidence sufficiency; and document objective results explaining how implementation statements trace to architecture and evidence.
  • Develop and maintain core authorization artifacts, including System Security Plans, Security Assessment Plans, Security Assessment Reports, control implementation statements, and supporting appendices.
  • Analyze information types and impact analysis, FIPS 199 categorization, NIST SP 800-60 mapping, stakeholder and role identification, authorization boundary rationale and risk context, system boundary information, component inventories, data flows, interconnections, and inherited or shared controls; document authorization boundaries.
  • Determine control baseline selection, tailoring, overlays, scoping, parameter assignment, compensating controls, and common-control inheritance based on system architecture and hosting model.
  • Draft findings and develop Plans of Action and Milestones items linking the condition and evidence to the control requirement, threat and vulnerability context, likelihood, impact, recommended action, and acceptance criteria.
  • Manage Plans of Action and Milestones execution for assigned systems, including remediation tracking, evidence validation, closure packages, and deviation or risk acceptance documentation.
  • Understand NIST SP 800-137 and execute continuous monitoring and event-driven monitoring activities, including control review cycles, vulnerability management reporting, configuration compliance tracking, and monthly reporting deliverables.
  • Perform security impact analyses for proposed changes and document results for system owner review.
  • Review scan results, Security Technical Implementation Guide or Center for Internet Security benchmark results, and configuration data; validate findings, distinguish false positives, and connect technical evidence to NIST controls.
  • Maintain workflows, accurate system records, and authorization artifacts within governance, risk, and compliance tools such as eMASS, JCAM, and Xacta.
  • Facilitate evidence-gathering sessions and control interviews with system owners, engineers, and application teams.
  • Coordinate assigned workstreams, review Analyst deliverables for quality and consistency, provide task-level guidance, manage dependencies, and escalate risk.
  • Track delivery commitments, monitor schedule and quality risks, and escalate issues to engagement leadership.
  • Provide day-to-day coaching to Analysts on assessment procedures, evidence expectations, and documentation standards for assigned systems.
  • Review Analyst work products for accuracy, completeness, and consistency before submission to engagement leadership, and provide specific, actionable feedback.
  • Drive high-quality work products within expected timeframes.
  • Monitor progress and manage risk while ensuring stakeholders are informed about progress and expected outcomes.
  • Use knowledge of industry trends to identify engagement and client service issues and communicate this information to the on-site engagement team through written correspondence and verbal presentations.
  • Stay informed of current cybersecurity industry trends relevant to the services being delivered.
Desired Qualifications
  • CISSP, CISM, CISA, CGRC, CIPT, CIPM, CIPP, CRISC, or another relevant certification.
  • Prior experience supporting a federal agency, consulting engagement, service delivery center, or managed service.

About the company

EY is a global professional services firm that offers consulting, assurance (audits), tax, and transaction advisory services to a wide range of clients including corporations, SMEs, and government entities. It earns fees for these services and uses its industry expertise and a worldwide network to help clients optimize operations, manage risk, and achieve sustainable growth. EY differentiates itself through its scale and reach, industry specialization, focus on end-to-end services, strategic alliances, and emphasis on innovation and sustainability, including improving audit quality and addressing digital economy needs and supply chain visibility. The company’s goal is to help clients navigate complex regulatory and business environments, transform finance and tax functions, and drive efficiency and resilience across their operations.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

London, United Kingdom

Founded

1991

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Benefits

  • Professional Development Budget
  • Flexible Work Hours
  • Remote Work Options

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