{"id":2534758,"url":"https://alion.io/job/hil-siem-content-developer","title":"Siem Content Developer","company":{"id":4418084,"name":"HIL","domain":"hil.us","url":"https://alion.io/company/hil-3","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"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":["Columbus, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":102000,"max_usd":197000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1245},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Defense in Depth","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"SIEM","optional":false}],"status":"live","first_seen_at":"2026-10-05T15:30:21Z","employer_posted_date":"2026-10-05","last_verified_at":"2026-10-15T04:42:30Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"Siem Content Developer\nLocation: Columbus, OH\nSecurity Clearance: Must possess a Top Secret Clearance.\n_______________________________________________________________\nWho We Are\nHorizon Industries Limited (Horizon) is a dynamic IT and Management Consulting firm based in the Washington, DC area. Founded in 1996, Horizon Industries Limited (Horizon) has evolved into a company of highly qualified professionals that provides full-cycle IT Consultant and Management support in both the private and public sectors.\nHorizon’s culture is based on our core values, and we PRIDE ourselves on a diverse, employee, and family-centric approach.\nKey Responsibilities\nResearches and develops new threat detection use cases based on emerging threats, threat intelligence research and Threat Detection Analyst feedback. Works with stakeholders and cybersecurity tool SMEs to identify gaps in security protection and analytics capabilities. Develops custom scripts to enhance SIEM functionality. Reviews the quality of data feeds and recommend and/or implement improvements. Collaborates with stakeholders to identify critical systems and application components to develop alerting priorities and create signatures tailored to individual programs and applications.\nRequired Qualifications\nFive (5) years of relevant IT experience\nThree (3) years working with a SIEM in a content development or Incident Response role.\nThree (3) years of System and/or Network Administration experience\nUnderstanding of various log formats\nUnderstanding of the MITRE ATT&CK framework\nStrong understanding of network architecture\nExperience developing and maintaining scripts (preferably using Powershell, Python or SPL)\nUnderstanding of Defense-in-Depth\nWhy you will love working with us/ Perks\nA comprehensive benefits package including healthcare (medical, dental, vision and disability)\na 401k program where you are 100% vested from day one with an employer match after 90 days.\nan Educational Assistance program.\na Student Loan Repayment Program\nGym Reimbursement Program.\nPaid Time off\nDynamics, passionate, multi-disciplinary team of creative minds to work with and many more.\nHorizon is an Equal Employment Opportunity employer, and it is our policy to consider all applicants for employment. 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