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Information Systems Security Engineer (ISSE) - TS/SCI Required

Job DescriptionJob DescriptionDescription:

Phoenix Operations Group is on the hunt for a passionate and skilled Information Systems Security Engineer (ISSE) ready to make an impact. In this role, you’ll architect and design cutting-edge system and network solutions that span multiple secure enclaves — including environments with complex data protection and classification needs.


You’ll dive into exciting projects that leverage distributed architectures and cloud-based technologies tailored for big data applications. This is your chance to work on mission-critical systems that matter.


This is a hands-on, on-site role — five days a week — perfect for those who thrive in a fast-paced, collaborative, and innovation-driven environment.


Are you ready to be part of something bigger?


Essential Job Responsibilities:

  • Create, review and edit authorization documentation for completeness and accuracy in accordance with federal and DoD policy.
  • Thoroughly understand and be able to implement DoD RMF system accreditation processes.
  • Assess use case and operational risk of integrated open source, and GOTS/COTS software components.
  • Use vulnerability management systems, automated security scanning tools, and system accreditation record systems.
  • Ability to grasp new concepts, facilitate information exchanges for data gathering, and collaborate with diverse audiences.
  • Follow established processes where applicable, and establish and execute defensible processes where none are prescribed.
  • Provide security planning, assessment, risk analysis, and risk management support.
  • Recommend system-level solutions to resolve security requirements and guide the development team in meeting the security posture requirements.
  • Support the Government in the enforcement of the design and implementation of trusted relationships among external systems and architectures.
  • Apply existing knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments.
  • Must be able to interact well with others to complete work.

Required Skills:

  • Active TS/SCI level U.S. Government clearance is required
  • 9+ years of experience as an ISSE with large multi-tiered programs and Bachelor's in related field; OR 7 years relevant experience with Master's in related field; OR High School Diploma or equivalent and 13 years relevant experience.
  • Experience implementing DoD system accreditation processes (DIACAP acceptable and RMF ).
  • A working knowledge of TCP/IP suite of protocols and services, computer architectures, and network topologies is required.
  • DoD 8570 compliance with IAT Level II (SSCP, Security+, CCNA-Security, or GSEC certification)
  • Experience with DISA STIGs and SRGs, vulnerability management systems, mitigation and compliance processes, and reviewing results from automated security scanning tools.
  • Ability to work independently and as part of a team is needed.
  • Flexibility is essential to adapt to schedule changes as needed.

Desired Skills:

  • CISSP-ISSEP is highly desired

Benefits Offered:


Medical, Dental, Vision Insurance - 100% Company Paid Premiums

STD, LTD, and Life Insurance - 100% Company paid

401K – Automatic 10% company contribution; no matching required

PTO - 4 weeks/year

Holidays - 11 paid/year

Birthdays off with pay

Referral Bonuses – Upfront AND Annually Recurring

Open Source Bonuses – Contribute to our Github projects

Professional Development – Paid training, Certifications, and Enrichment


ABOUT PHOENIX OPERATIONS GROUP:


Phoenix Operations Group is a high-end engineering services company dedicated to protecting and advancing our cyber resources. As a small company, we rely on innovation to continually advance our employees' skills and provide game-changing solutions to our customers.


Our technical competencies include Big Data analytics (batch and streaming), Cloud Computing infrastructure, multi-INT visualization, and enterprise architectures. We support operational missions (All-Source, Financial, CND) and serve as Product Owners for our open-source research initiatives.


Please visit us at http://www.phoenix-opsgroup.com for more information.


Phoenix Operations Group is an Equal Opportunity Employer. Phoenix Operations Group does not discriminate based on , , , , , , , , non-disqualifying physical or mental , , veteran status, or any other basis covered by appropriate law. All employment is decided based on qualifications, merit, and business needs.

Requirements:


Information Systems Security Engineer (ISSE) - TS/SCI Required

Fort Belvoir, VA
Full time

Published on 07/15/2025

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