Information Security Systems Officer - DoW/HOH SkillBridge 2027

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

Job summary

Guidehouse seeks an Information Security Systems Officer (ISSO) for the DoW SkillBridge program. The role leads RMF, ATO processes, and cloud security across hybrid environments, providing expert guidance to engineers, and ensuring compliance with federal requirements.

The ISSO will mentor junior staff, design secure cloud architectures (AWS/Azure), and drive risk assessments while coordinating with security teams and program leadership.

Qualifications

• Active and maintained SECRET DoD/DoW security clearance.
• Bachelor’s degree from an accredited university.
• Must have command approval to participate in a DoW SkillBridge program as stated.
• Within 180 days of separation from U.S. Armed Forces.
• 1–7 years of cybersecurity or secure systems engineering experience.
• Strong understanding of RMF/NIST 800-53 Rev 5 and related compliance.
• Experience with SIEM, vulnerability scanners and endpoint protection tools.

Responsibilities

• Lead secure cloud architecture across AWS, Azure, and hybrid environments.
• Implement and validate NIST 800-53 security controls and cloud-native services.
• Conduct cloud threat modeling, risk assessments, and architecture reviews.
• Oversee cloud configuration baselines using STIGs, CIS Benchmarks, SCAP.
• Drive cloud vulnerability and compliance using ACAS/Nessus and cloud security tools.
• Support RMF engineering activities including authorization packages.
• Guide DevSecOps teams on secure CI/CD and IaC validation.
• Produce cloud architecture diagrams and engineering artifacts.
• Mentor junior ISSEs and act as escalation point.

Skills

Active Secret clearance

Strong communication skills

Leadership experience

Cloud security

Education

Bachelor’s degree

Master’s degree in cybersecurity or IT

Tools

Splunk

Nessus

CrowdStrike

Job description

Information Security Systems Officer - DoW/HOH SkillBridge 2027We use cookies on this site with your consent to analyze our traffic and optimize your user experience. For more information on the types of cookies we use and how you can manage cookies, visit our Cookie Policy. By clicking “Accept Cookies” you agree to the storing of cookies on your device. Please note that if you opt-out, you may not be able to use the full functionalities of the website.### Information Security Systems Officer - DoW/HOH SkillBridge 2027Apply: US - VA, McLean: US - DC, Washington: US - VA, Arlington: US - VA, Springfield: Full time: Posted Yesterday: End Date: November 27, 2026 (30+ days left to apply): 45861**Job Family:**Cyber Consulting, Risk & Regulatory Compliance Consulting**Travel Required:**Up to 10%**Clearance Required:**Active Secret**2027 HOH Cohort 1 / 2027 DoW SkillBridge Only**The Guidehouse SkillBridge Fellowship Program staffs fellows on real world projects, showcasing the Guidehouse culture, and providing them with a meaningful consulting experience. SkillBridge Fellows work with teams and provide real time deliverables in support of the clients. Each fellow is paired with a Buddy to serve as a resource that can assist them in navigating their Guidehouse experience. **What You Will Do:**Our Cybersecurity Consultants are a team of business integrators with extensive consulting and industry experience who help our clients solve their complex business issues from strategy through execution. A career in an integrated team of developers and consultants provides the opportunity to grow and contribute to our clients' business issues every day, applying a collection of security spectrum capabilities, including security strategy and governance, IT risk, security technologies, and cybercrime and breach response. We are seeking a highly experienced **Information Security Systems Officer (ISSO)–** to support a major federal initiative. The ISSO serves as a technical and compliance lead, guiding system owners, engineers, and security teams through RMF, ATO, and continuous monitoring activities. This role is responsible for interpreting policy, providing authoritative security guidance, leading audits, and evaluating complex systems across hybrid cloud and on‐premises environments. The ISSO will mentor junior staff and ensure that systems maintain full compliance with federal requirements, NIST security controls, and agency‐specific governance. Responsibilities include, but are not limited to:* 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, inheritance documentation, and authorization packages.* Integrate cloud‐security capabilities such as Sentinel, Splunk, and SIEM logging pipelines.* Guide DevSecOps teams on secure CI/CD, container security, and infrastructure‐as‐code validation.* Produce cloud architecture diagrams, design documentation, and engineering artifacts.* Mentor junior and mid‐level ISSEs and act as a technical escalation point for cloud engineering issues.**What You Will Need:*** An ACTIVE and MAINTAINED \"SECRET\" Federal or DoD security clearance.* Bachelor’s degree from an accredited university.* **Must have command approval to participate in a direct DoW SkillBridge program or Hiring Our Heroes SkillBridge program as stated in your Command approval letter or Commander's memorandum.*** To be within 180 days of separation or retirement from any of the U.S. Armed Forces (you may start your application prior to the 180 days).* Must be on track to receive an Honorable Discharge.* One (1) to Seven (7) years of experience in cybersecurity or secure systems engineering experience, including cloud architecture.* Strong understanding of security frameworks and compliance standards (e.g., NIST, RMF SP 800-53 Rev 5, DoD 8570).* Proven experience in designing and implementing enterprise security tools such as SIEM (e.g., Splunk), vulnerability scanners (e.g., Nessus), and endpoint protection platforms (e.g., Crowdstrike).* Demonstrated ability to lead cross-functional teams and complex technical projects.* Strong analytical and problem-solving skills.* Excellent communication skills with the ability to convey technical concepts to non-technical stakeholders.* Ability to work onsite in a Guidehouse Office or Client Office location. **What Would Be Nice To Have:*** An ACTIVE and MAINTAINED \"TOP SECRET\" Federal or DoD security clearance* Bachelor’s degree from an accredited university in Cybersecurity, Information Systems, Computer Engineering, or related technical field.* Master’s Degree in relevant cybersecurity or IT field.* One or more of the following certifications: + Certified Information Systems Security Professional (CISSP) + Certified in Risk and Information Systems Controls (CRISC) + Certified Authorization Professional (CAP) / Certified in Governance, Risk and Compliance (CGRC) + Certified Information Systems Auditor (CISA)* Familiarity with scripting or automation (PowerShell, Python, Bash)* Hands-on experience with network security, cryptography, and/or identity management.* Project Management Professional (PMP) or Scaled Agile Framework (SAFe) certification for managing cybersecurity projects in Agile environments.#LI-RE1The annual salary range for this position is $85,000.00-$141,000.00. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.