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Information Security System Engineer

Job in Greenville, Hunt County, Texas, 75402, USA
Listing for: Harris Geospatial Solutions
Full Time position
Listed on 2025-12-26
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, IT Support
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below

Overview

L3

Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3

Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3

Harris Technologies is the Trusted Disruptor in the defense industry. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Details

Job Title: Information Security System Engineer

Job Code: 29905

Job Location: Greenville, Texas (100% On-site)

Schedule: 9/80

Responsibilities

Job Description:

L3

Harris Technologies is seeking an Information Security Systems Engineer to join our Sensor Infrastructure team. The ideal candidate possesses experience with vulnerability scanning, compliance, and ATO documentation. Familiarity with requirements writing, Security Impact Assessments (SIA), and preparation of technical briefing material is a plus!

Essential Functions:

  • Communicates within and outside of the organization to influence leadership to accept new practices, approaches, and concepts
  • Track all assigned systems for A&A (Assessment and Authorization) status and oversee accreditation/re-accreditation actions.
  • Responsible for improving upon existing processes or establishing new processes and systems
  • Work cross-functionally to ensure security requirements are addressed throughout the mission system development lifecycle.
  • Perform security compliance scans, vulnerability analysis, and drive identified issues resolution.
  • Develop and maintain ATO Body of Evidence artifacts.
  • Work is 100% on-site and cannot be accomplished remotely
Qualifications
  • CompTIA Sec+ certification at minimum
  • DoD Secret Clearance
  • Bachelor’s degree plus a minimum of 6 years of relevant experience. A combination of education and experience may also be considered.
  • Graduate Degree plus a minimum of 4 years of relevant experience.
  • In lieu of a degree, a minimum of 10 years of relevant experience is required.
  • Experience leading and establishing guidance and accountability
  • Experience with Xacta or eMASS
  • In-depth understanding of ACAS (Assured Compliance Assessment Solution) requirements and best practices for vulnerability management and compliance
  • Experience with risk management framework based on NIST 800-53 documentation
  • Ability to oversee ATO (Authority to Operate) processes
  • Experience developing and managing POA&Ms associated with the A&A and processes
  • Experience authoring and updating A&A body of evidence (BOE) documentation and Security Relevant Changes
  • Solid understanding of networking
  • Able to socialize ideas, make recommendations, and gain team consensus.
Preferred Additional Skills
  • Able to socialize ideas, make recommendations, and gain team consensus.
  • Requirements Management
  • Proposal Development
  • Solid understanding of networking
  • Experience or proficiency with Linux administration, Bash scripting, Python, Windows Power Shell, Windows administration, Nessus, Wireshark, Nmap, Elastic Stack (Elasticsearch, Logstash and Kibana (ELK)).
  • Excellent understanding of Linux audit and logging system architecture. Good understanding of directory services - Active Directory and LDAP.
  • Candidate should understand computer networking and familiarity with NIST publications.
  • Experience in application hardening through code scanning (with tools like Coverity/Fortify) and mitigating findings.
  • Certifications - Sec+, CySA, CASP, CISSP.
  • DoD TS/SCI Clearance and CI Poly
EEO and Security

L3

Harris Technologies is proud to be an Equal Opportunity Employer. L3

Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender…

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