{"id":1608827,"url":"https://alion.io/job/l3harris-technologies-specialist-information-security-systems-engineer","title":"Specialist, Information Security Systems Engineer","company":{"id":177017,"name":"L3Harris Technologies","domain":"l3harris.com","url":"https://alion.io/company/l3harris-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":100,"open_postings":22,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":17,"computed_at":"2026-10-20T05:45:00Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Greenville, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":109000,"max_usd":209000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1306},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Agile","optional":false},{"name":"Ansible","optional":false},{"name":"Bash","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"ETL/ELT","optional":false},{"name":"GitLab","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"NIST 800-53","optional":false},{"name":"OpenShift","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"Scrum","optional":false},{"name":"Splunk","optional":false},{"name":"SQL","optional":false},{"name":"TensorFlow","optional":false},{"name":"TensorFlow C++","optional":false},{"name":"VMWare","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-09-22T00:00:00Z","employer_posted_date":"2026-09-22","last_verified_at":"2026-10-21T01:30:49Z","board_verified":true,"closed_at":null,"days_open":29,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":29},"description":"Job Title: Specialist, Information Security Systems Engineer\nJob Code: 44711\nJob Location: Greenville, TX\nSchedule: 9/80 - Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off\nJob Description:\nL3Harris is seeking a software engineer with a passion for cyber security. In this role, the selected candidate will design, develop, integrate, and maintain software applications that implement defensive cyber security capabilities. This includes supporting technologies and mechanisms such as multi-factor authentication, audit review, endpoint protection, encryption, vulnerability analysis, and security management.\nThe candidate will work closely with software developers, systems engineers, and commercial product vendors to design and evaluate secure systems, networks, and database solutions. This role is responsible for integrating multiple cyber security methods into a cohesive system security architecture and environment, while supporting the policies and procedures required to monitor and maintain that environment.\nEssential Functions:\nDesign, develop, integrate, test, and maintain software applications that support defensive cyber security capabilities.\nBe able to install, configure, use, and troubleshoot industry standard tools and technologies such as Splunk, Elastic, Tenable, NetApp Ontap Storage, Windows Active Directory, Redhat Linux Enterprise Server & Workstation, OpenShift, Kubernetes.\nProficient in a variety of scripting frameworks such as YAML, Java, Python, Ansible, Bash, SQL, PowerShell.\nProficient in CI/CD tools such as GitLab Enterprise with excellent software configuration management skills.\nCollaborate with systems developers, software engineers, and commercial vendors in the evaluation and integration of secure products and technologies.\nSupport the design and assessment of secure systems, networks, and database products.\nIntegrate multiple cyber security controls into a unified and effective security architecture.\nQualifications:\nActive US Top Secret/SCI security clearance, with continuous evaluation within the last 5 years.\nBachelor’s Degree and minimum 4 years of prior relevant experience.\nGraduate Degree and a minimum of 2 years of prior related experience.\nIn lieu of a degree, a minimum of 8 years of prior related experience.\nDemonstrated experience Designing, developing, integrating, testing, and maintaining software applications that support defensive cyber security capabilities.\nPreferred Additional Skills\nExperience assessing security and privacy controls in embedded systems using NIST 800-53.\nKnowledge of ISR aircraft systems and subsystems.\nPrior leadership experience with Agile methodologies (e.g., Scrum Master, Product Owner).\nExperience with systems engineering standards and best practices.\nPassword management (Keepass, Ansible vaults, Kubernetes secret storage), SAST/DAST, container scanning.\nC++\nTensorflow\nVmWare Cloud Foundation\nETL Data pipelines\nIDS/IPS\nUAM\nSecurity+\nExperience in Risk Management Framework (RMF) accreditation and authorization (A&A) processes to include RMF steps 1-4 (categorization, controls selection, control implementation, security assessment) and standard body of evidence (BoE) package development.","description_format":"text","description_chars":3254,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Government","Science & Engineering","National Security","Information 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