Information Systems Security Engineer (ISSE)
Dobbs Defense Solutions, LLCLandover, MD
Automate your job search with Sonara.
Submit 10x as many applications with less effort than one manual application.1
Reclaim your time by letting our AI handle the grunt work of job searching.
We continuously scan millions of openings to find your top matches.

Overview
Schedule
Full-time
Career level
Senior-level
Remote
On-site
Benefits
Career Development
Job Description
Our Mission:At Dobbs Defense, we deliver mission-centric IT, Cyber, and data analytics solutions for our government and commercial clients through the convergence of automation, innovation, training, and education. Delivering high-quality IT, cybersecurity, and data analytics solutions through proven and innovative methods is our vision.Job Description:Dobbs Defense Solutions is seeking an experienced Information Systems Security Engineer (ISSE) to support a federal customer in Washington, DC. The ISSE will be responsible for designing, implementing, and maintaining secure enterprise information systems while ensuring compliance with Department of Defense (DoD) and federal cybersecurity requirements. This role partners closely with system administrators, network engineers, Information System Security Officers (ISSOs), and application teams to strengthen cybersecurity posture, support continuous monitoring, and protect mission-critical systems.Duties:
- Design, implement, and maintain enterprise security architectures aligned with NIST Risk Management Framework (RMF), DoD STIGs, CIS Benchmarks, and organizational cybersecurity policies.
- Perform security engineering throughout the System Development Life Cycle (SDLC), including security requirements analysis, system design reviews, security testing, accreditation support, and security impact assessments.
- Manage vulnerability assessment and remediation efforts using tools such as Tenable Nessus, ACAS, Qualys, Trellix ePO, and Splunk Enterprise while supporting incident response and continuous monitoring activities.
- Develop automation solutions using PowerShell, Python, Bash, and Ansible to improve compliance reporting, vulnerability remediation, security monitoring, and account auditing.
- Engineer and maintain secure Windows and Linux environments, cloud infrastructure, virtualization platforms, containerized applications, and CyberArk Privileged Access Management (EPV, PVWA, CPM, and PSM).
- Produce technical security documentation, risk assessments, architecture diagrams, standard operating procedures (SOPs), and executive-level briefings while mentoring junior Information Systems Security Engineers.
- Bachelor's degree with five (5) years of relevant experience; Master's degree with three (3) years of relevant experience; or nine (9) years of equivalent experience in lieu of a degree.
- Active Top Secret clearance with SCI eligibility and current DoD 8570.1-M IAT Level III certification (SecurityX/CASP+, CISSP, CISA, GCIH, or equivalent).
- Demonstrated experience with NIST RMF, FedRAMP, DoD STIGs, ATO package development, cybersecurity compliance, networking, cloud security (AWS/Azure), Kubernetes, and DevSecOps.
- Hands-on experience administering Tenable Nessus, CyberArk, Trellix, Splunk Enterprise, VMware vSphere, GitLab, Microsoft Windows Server, Red Hat Enterprise Linux, and Ubuntu Linux.
- Experience leading technical projects, mentoring junior cybersecurity professionals, developing automation through PowerShell, Python, Bash, and Ansible, and presenting technical briefings to senior leadership.
Powered by JazzHR
Automate your job search with Sonara.
Submit 10x as many applications with less effort than one manual application.

FAQs About Information Systems Security Engineer (ISSE) Jobs at Dobbs Defense Solutions, LLC
What is the work location for this position at Dobbs Defense Solutions, LLC?
This job at Dobbs Defense Solutions, LLC is located in Landover, MD, according to the details provided by the employer. Some roles may also include multiple work locations depending on the requirement.
What pay range can candidates expect for this role at Dobbs Defense Solutions, LLC?
Employer has not shared pay details for this role.
What employment applies to this position at Dobbs Defense Solutions, LLC?
Dobbs Defense Solutions, LLC lists this role as a Full-time position.
What experience level is required for this role at Dobbs Defense Solutions, LLC?
Dobbs Defense Solutions, LLC is looking for a candidate with "Senior-level" experience level.
What benefits are offered by Dobbs Defense Solutions, LLC for this role?
Dobbs Defense Solutions, LLC offers Career Development for this position. Actual benefits may vary depending on the employer's policies and employment terms.
What is the process to apply for this position at Dobbs Defense Solutions, LLC?
You can apply for this role at Dobbs Defense Solutions, LLC either through Sonara's automated application system, which helps you submit applications 10X faster with minimal effort, or by applying manually using the direct link on the job page.