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System Security Engineer

Essnova Solutions

Hybrid
Washington, DC
Full-time
Senior
7+ yrs
Salary not listedPosted 6h ago

Real job — pulled straight from Essnova Solutions’s careers page · Verified October 12, 2026 · No reposts.

Job description

Essnova Solutions is hiring a System Security Engineer — a full-time, based in Washington, DC role. Apply directly on Essnova Solutions's careers page below.

System Security Engineer

Location: Washington, District of Columbia, United States

Workplace: hybrid

Description

System Security Engineer — Key Personnel

ESS VIII | Federal Proposal Opportunity

Proposal Opportunity
This position is being recruited in support of the ESS VIII Multiple Award Task Order Contract (MATOC) proposal. Employment is contingent upon contract award, final customer requirements, and position availability.

About Essnova
Essnova Solutions, Inc. brings talented professionals together to support federal customers and their missions. We are seeking experienced professionals who value collaboration, accountability, and high-quality work to join our team in support of this proposal opportunity.

About the Role
Essnova Solutions is seeking a System Security Engineer to lead cybersecurity engineering efforts supporting electronic security systems (ESS) platforms and operational technology (OT) environments. This position will ensure ESS solutions comply with DoD cybersecurity requirements and support Risk Management Framework (RMF) activities.

Primary Responsibilities

  • Lead cybersecurity integration for electronic security systems solutions.
  • Support RMF package development and maintenance.
  • Develop and implement Security Technical Implementation Guide (STIG) compliance requirements.
  • Support Authority to Operate (ATO) and Authorization to Connect (ATC) processes.
  • Perform cybersecurity assessments and vulnerability analysis.
  • Develop System Security Plans (SSPs) and supporting documentation.
  • Coordinate with Information System Security Managers (ISSMs).
  • Review network architectures and security controls.
  • Conduct cybersecurity risk assessments and mitigation planning.
  • Support security accreditation activities during installation and modernization projects.

Requirements

Minimum Qualifications

  • Secret Clearance
  • Bachelor’s degree in Information Security, Engineering, Computer Science, or a related discipline.
  • Minimum of 7 years of cybersecurity engineering experience.
  • Experience supporting RMF implementation within DoD environments.
  • Knowledge of NIST, DoD cybersecurity policies, and STIG implementation.

Preferred Qualifications

  • Certified Information Systems Security Professional (CISSP).
  • Security+.
  • CompTIA Advanced Security Practitioner (CASP+).
  • Certified Cloud Security Professional (CCSP).
  • Experience supporting electronic security systems within classified or controlled facilities.
  • Prior USACE or DoD cybersecurity experience.

Equal Employment Opportunity
Essnova Solutions, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, or any other characteristic protected by applicable law.

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Frequently asked questions

What skills are required for System Security Engineer at Essnova Solutions?

The required skills for System Security Engineer at Essnova Solutions include: Cybersecurity, NIST, CISSP, CompTIA Security+.

What is the seniority level for System Security Engineer at Essnova Solutions?

System Security Engineer at Essnova Solutions is a Senior level position.

How do I apply for System Security Engineer at Essnova Solutions?

You can view the full description and apply for System Security Engineer at Essnova Solutions on EchoJobs: https://echojobs.io/job/essnova-solutions-system-security-engineer-qd5ns.