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Role description

System Security Engineer

Essnova Solutions, Inc. logoEssnova Solutions, Inc.
SenioritySenior
LocationWashington, DC
Posted10/7/2026
Engineering

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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Company info

Essnova Solutions, Inc. logo

Essnova Solutions, Inc.

Federal contracting company specializing in technical, geospatial, healthcare, and administrative solutions.

Ranked at 163 in the INC. magazine’s prestigious list of 500 fastest growing companies in the U.S, Essnova is an award winning, and mature small business offering broad range of technology and programmatic support services to the governmental and commercial customers. Essnova’s CEO is proud to be awarded with the Alabama’s SBA 2020 Small Business Person of the Year recognition. We offer specialization in SETA Services, Geospatial, Environmental and Medical Services. Our Technology Integration/VAR reseller unit augments our services with SME Support, products and licensing from hundreds of manufacturers. Essnova offers a highly capable management team, delivering mature management services as demonstrated by our Federal and commercial exceptional past performance. We utilize ISO-registered commercial best practices to deliver highly efficient and responsive solutions. Our team works diligently to ensure that we continue to be the world-class small business in our customers’ vendor por

Private company
Founded2005
HQBirmingham, United States
Size
11–50 employees
IndustrySoftware Development
Tech stacksentinelone, power-bi, tableau, microsoft-powerpoint, cplusplus, ivanti, sharpen, nodejs, adobe-captivate, google-docs, ldap-com, invoiceto, microsoft-onedrive, microsoft-azure, hubspot, pandas, azure-cognitive-services, devise, aws-identity-and-access-management-iam, esri

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