> Markdown version of [/jobs/ext/3298165-information-system-security-officer](https://www.wearedevelopers.com/jobs/ext/3298165-information-system-security-officer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Information System Security Officer

- **Company:** Everforth Ecs
- **Location:** Arlington, VA, United States
- **Experience:** Experienced
- **Salary:** $120,000.0 - $165,000.0
- **Contract:** Permanent contract
- **Skills:** Configuration Management, Cyber Security, Information Security Management, Software Vulnerability Management
- **Published:** September 17, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=8741a42aef3a0058

## About the Role

Everforth ECS Federal has an immediate opening for a mid-level Information System Security Officer (ISSO) to ensure that a Department of Defense (DoD) virtual desktop infrastructure (VDI) environment remains secure and functional. Must have at least 3 to 5 years' experience (pending education requirements) performing a variety of cyber security related tasks, including continuous monitoring, vulnerability remediation, and the development and implementation of standards and procedures. The ideal candidate will have a technical background; experience with heterogeneous environments; and the ability to interface with all levels from end-users to senior management.

Candidates must be able to take ownership of tasks and deadlines; work without supervision; commit to high-quality results; and provide common sense solutions. In addition, candidates should be adaptable, detail-oriented, and have well-developed written, verbal, and interpersonal skills., * Must be a US Citizen

 * Must have a Bachelor's Degree in a related field; four (4) years relevant experience in lieu of a degree
 * 3+ years of Cybersecurity Experience
 * Active DoD Secret clearance with the ability to obtain TS/SCI
 * Capable of understanding the system and its environment of operation
 * Experience utilizing Enterprise Mission Assurance Support Service (eMASS), ACAS, ESS/HBSS, DoD Risk Management Framework (RMF), Defense Counterintelligence and Security Agency (DCSA) Assessment and Authorization Guide (DAAG), Information Assurance Vulnerability Management (IAVM) alerts, Secure Technical Implementation Guides (STIGs), etc.
 * Have an active Security+ (Plus) certification or equivalent certification that satisfies DoD 8140 requirements
 * Able to obtain CISSP, CISM, CASP+ CE, CAP, GSLC, or CCISO

## Description

* Assist and lead various cybersecurity activities such as Assessment and Authorization (A&A), Configuration Management, Continuous Monitoring, and Incident Response.
 * Assist with the Management and Sustainment of customer projects in the Enterprise Mission Assurance Support Service (eMASS) Toolset.
 * Apply knowledge, tools, policy, and procedures to implement, monitor, and manage cybersecurity risk in production, test,and development environments.
 * Utilize Assured Compliance Assessment Solution (ACAS), Electronic Security System (ESS) - formally Host-Based Security System (HBSS), and other tools to monitor, detect, and analyze vulnerabilities.
 * Coordinate with internal and external stakeholders concerning security compliance.
 * Support and provide knowledge transfer to team members and clients.
 * Other duties as needed.