IT Audit Senior

Castro & Co.Alexandria, VA

About The Position

Are you ready to take the next step in your IT audit career? Join Castro & Company as an IT Audit Senior in our growing Advisory & Accounting practice. You’ll have the opportunity to work with high-performing teams on federal engagements, leading IT audits and control assessments that make a measurable impact. This is a great opportunity for an experienced professional who is passionate about technology, risk management, and client service to strengthen a key partnership and help reestablish our presence with a valued client.

Requirements

  • Bachelor’s degree in Information Systems, Cybersecurity, Accounting, or a related field.
  • Minimum of 2 years of experience performing IT audits or IT risk assessments.
  • Hands-on experience conducting IT audits in a federal environment.
  • Strong understanding of risk management and internal controls across technical and administrative systems.
  • Excellent written and verbal communication skills, with the ability to document and explain complex IT processes clearly.
  • Strong project management and time management skills with the ability to meet tight deadlines.
  • Must be able to pass a basic government suitability check (US Citizenship required).

Nice To Haves

  • CISA certification preffered.
  • Solid understanding of federal IT environments, including system architecture, security frameworks, and compliance standards.
  • Experience auditing or working with systems such as: Mainframe systems, Microsoft environments (Active Directory, Windows Server, Azure), Amazon Web Services (AWS), Oracle databases and ERP systems
  • Ability to assess and document administrative and technical controls across diverse platforms.
  • Familiarity with FISCAM, NIST SP 800-53, and FISMA frameworks.

Responsibilities

  • Lead Process Walkthroughs: Facilitate client meetings to assess IT systems, applications, and controls.
  • Engage Directly with Clients: Serve as a key liaison, building trusted relationships and maintaining open, professional communication throughout the engagement.
  • Identify and Communicate Risk: Analyze IT environments, pinpoint control gaps, and clearly present associated risks and recommendations.
  • Defend and Support Findings: Lead discussions to support audit conclusions with evidence and detailed analysis.
  • Review Audit Workpapers: Evaluate staff-prepared documentation for accuracy, completeness, and compliance with audit standards.
  • Mentor and Support Staff: Provide guidance, technical direction, and feedback to junior team members to strengthen their professional development.
  • Apply Federal IT Compliance Frameworks: Utilize working knowledge of federal standards and guidance, including: FISCAM (Federal Information System Controls Audit Manual), NIST SP 800-53 (Security and Privacy Controls for Federal Information Systems), FISMA (Federal Information Security Modernization Act)

Benefits

  • You’ll gain hands-on experience, mentorship, and exposure to challenging and meaningful work that supports the public good.
  • We offer a supportive environment that encourages learning, teamwork, and professional excellence.
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