Demo

Information System Security Engineer III

Athena Technology Group
Philadelphia, PA Full Time
POSTED ON 5/7/2026
AVAILABLE BEFORE 7/6/2026

Employment Type: Full-Time

Shift: Day

About the Company

Athena Technology Group, Inc. (ATG) is a Service-Disabled Veteran Owned Small Business (SDVOSB) focused on Information Technology and Communications consulting, system engineering, integration, deployment and operation of state of the art command and control and information systems that deliver critical network centric solution to the warfighter. With a proven track record of technical support to our customers, we are looking for innovative industry professionals to join our team.
ATG is an Equal Opportunity/Affirmative Action Employer Minorities/Females/Vets/Disability

Job Summary

We are seeking an Information System Security Engineer III (ISSE III) to support a Navy cybersecurity program. The selected candidate will provide advanced cybersecurity engineering support, capture and refine security requirements, and ensure those requirements are addressed through purposeful development, system configuration, vulnerability management, and implementation of security controls across multiple authorization packages. This position is contingent upon award of the contract.

Key Responsibilities

  • Lead RMF lifecycle activities and support authorization and continuous monitoring efforts across multiple systems.
  • Capture and refine information security operational and security requirements.
  • Ensure security requirements are addressed through purposeful development, configuration, and implementation of security controls.
  • Lead configuration changes, software and hardware update activities, patching support, vulnerability scanning, and secure system configuration efforts.
  • Develop, review, and maintain cybersecurity documentation and authorization artifacts within eMASS.
  • Support remediation planning, POA&M tracking, and risk reduction activities.
  • Coordinate with government stakeholders, ISSOs, system administrators, and engineering teams to maintain system compliance and security posture.
  • Provide technical guidance and mentorship to junior cybersecurity personnel as needed.

Qualifications

Required:
  • Active Secret Clearance.
  • Bachelor’s degree in computer science, information technology, or an equivalent STEM degree from an accredited college or university.
  • Minimum of seven (7) years of professional experience capturing and refining information security operational and security requirements and ensuring those requirements are properly addressed through purposeful development, configuration, and implementing security controls, configuration changes, software/hardware updates and patches, vulnerability scanning, and securing configurations.
  • Strong experience with RMF, A&A processes, eMASS, and vulnerability management activities.
  • IAT-III Certification including any of the following: CASP CE, CCNP Security, CISA, CISSP (or Associate) GCED, GCIH, CCSP
  • Familiarity with NIST SP 800-37 Revision 2 (Risk Management Framework)
Desired:
  • Experience supporting Department of the Navy or NAVSEA environments.
  • Strong background in system hardening, compliance validation, and cybersecurity engineering.
  • Excellent analytical, documentation, and communication skills.
  • ISC² Certified in Governance, Risk, and Compliance (CGRC) or equivalent
 

Physical and Environmental Conditions

Normal office environment. Requires sitting, standing, near acuity, speaking with colleagues and customers, listening, sight, and use of hands/fingers.
This position description is not intended as, nor should it be construed as, exhaustive of all responsibilities, skills, efforts, or working conditions associated with this job. This and all positions are eligible for organization-wide transfer. Management reserves the right to assign or reassign duties and responsibilities at any time.

Additional Benefits

  • Performance bonuses and annual salary reviews
  • Health, dental, and vision insurance
  • Short-Term Disability, Long-Term Disability, and Life Insurance
  • 401(k) plan with company match
  • Opportunities for professional growth and development
  • A collaborative and inclusive work environment

EEO Statement

EEO Statement

ATG is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, religion, creed, color, national origin, ancestry, sex (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, medical condition, marital or domestic partner status, sexual orientation, gender, gender identity, gender expression and transgender status, mental disability or physical disability, genetic information, military or veteran status, citizenship, low-income status or any other status or characteristic protected by applicable law.

Salary.com Estimation for Information System Security Engineer III in Philadelphia, PA
$137,319 to $161,013
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