Federal ISSO & Cloud Security Lead SkillBridge

VulnU; McLean (VA); On-site; USD 85,000 - 141,000; Full time

Benefits offered by this job

Parental leave

Learning budget

Job summary

Guidehouse is seeking an experienced Information Security Systems Officer (IS SO) to support a major federal program. You will lead secure cloud design across AWS and Azure, implement NIST 800-53 controls, and guide RMF activities.

You will mentor junior staff and collaborate with engineers, policy teams, and clients in a hybrid environment. The role requires a active Top Secret clearance, strong communication, and hands-on experience with SIEM, vulnerability scanners, and secure DevSecOps

Qualifications

• Active Top Secret security clearance required.
• Bachelor's degree from an accredited university.
• 1–7 years of cybersecurity or secure systems engineering experience, including cloud architecture.
• Strong understanding of security frameworks and compliance standards (NIST RMF SP 800-53 Rev 5, DoD 8570).
• Experience with SIEM and vulnerability scanners (Splunk, Nessus) and endpoint protection (CrowdStrike).
• Ability to lead cross-functional teams and manage complex technical projects.
• Excellent communication and analytical/problem-solving skills.

Responsibilities

• Lead design and engineering of secure cloud architectures across AWS, Azure, and hybrid environments.
• Implement and validate NIST 800-53 security controls and cloud-native security services (IAM, encryption, segmentation, logging).
• Conduct cloud threat modeling, risk assessments, and architecture reviews.
• Oversee cloud configuration baselines using STIGs, CIS Benchmarks, and SCAP.
• Drive cloud vulnerability and compliance efforts using ACAS/Nessus and cloud-security posture tools.
• Support RMF engineering activities including boundary definition and authorization packages.
• Integrate cloud-security capabilities with Sentinel, Splunk, and SIEM logging pipelines.
• Guide DevSecOps teams on secure CI/CD and container security.
• Produce cloud architecture diagrams and engineering artifacts.
• Mentor junior ISSEs and act as a technical escalation point.

Skills

Leadership

Communication

Analytical thinking

Problem solving

Education

Bachelor's degree

Master's degree (nice-to-have)

Tools

Splunk

Nessus

CrowdStrike

Job description

Guidehouse is seeking an experienced Information Security Systems Officer (IS SO) to support a major federal program. You will lead secure cloud design across AWS and Azure, implement NIST 800-53 controls, and guide RMF activities.

You will mentor junior staff and collaborate with engineers, policy teams, and clients in a hybrid environment. The role requires a active Top Secret clearance, strong communication, and hands-on experience with SIEM, vulnerability scanners, and secure DevSecOps