Information Security System Engineer
Listed on 2025-12-01
-
IT/Tech
Cybersecurity, Systems Engineer
Join to apply for the Information Security System Engineer role at L3
Harris Technologies
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!
- Job Title:
Information Security System Engineer - Job Code: 29905
- Job Location:
Greenville, Texas (100% On-site)
- 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
- 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 BOE documentation and Security Relevant Changes
- Solid understanding of networking
- Able to socialize ideas, make recommendations, and gain team consensus
- 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)
- 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
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, gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, or other protected characteristics.
L3
Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks where permitted by law.
Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.
By submitting your resume for this position, you understand and agree that L3
Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.
L3
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