{"id":2748444,"url":"https://alion.io/job/jet-support-services-senior-cybersecurity-engineer","title":"Senior Cybersecurity Engineer","company":{"id":4512,"name":"Jet Support Services","domain":"jetsupport.com","url":"https://alion.io/company/jetsupport","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"A","score":88,"open_postings":13,"ghost_share":0,"stale_share":0.462,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chicago, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":107000,"max_usd":208000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1245},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"ISO 27001","optional":false},{"name":"Microsoft Defender","optional":false},{"name":"PowerShell","optional":false},{"name":"SIEM","optional":false},{"name":"Sumo Logic","optional":false},{"name":"Tines","optional":false}],"status":"live","first_seen_at":"2026-10-16T21:59:22Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-10-18T18:31:33Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"As the Senior Cybersecurity Engineer, you will be the hands-on technical owner of day-to-day cybersecurity operations that prevent, identify, remediate, and report on security incidents, continually assessing the organization's posture against an evolving threat landscape and designing, implementing, and maintaining the measures that protect our employees and assets. Working in a fast-moving, dynamic environment, you will also drive improvements across the broader cybersecurity program, from detection and response to vulnerability management, security awareness, and compliance, balancing day-to-day operations with the projects that continuously strengthen JSSI's security posture.\nResponsibilities\nWork AI-enriched alerts, telemetry, and threat feeds to identify and remediate incidents.\n\nBuild and maintain agentic tooling and automations across the security stack, automating alert triage, enrichment, and analysis and reducing manual work for the team.\n\nBuild and maintain SOAR workflows that integrate SIEM, EDR, identity, email, and ticketing tools to automate enrichment, containment, and case management.\n\nLead technical investigation, containment, and recovery for security incidents alongside IT, engineering, and business teams, and turn root-cause findings into stronger detections, playbooks, and controls.\n\nAuthor and tune detections, correlation rules, and queries, drafting them with AI from the threat behaviors you want to catch and validating before they go live.\n\nPrioritize and drive remediation of vulnerability, pentest, and security-assessment findings across the organization.\n\nRoutinely assess network and cloud security posture and prioritize gaps against best practices.\n\nConfigure and maintain security devices, systems, and tooling according to best practices.\n\nInvestigate and respond to phishing reports and quarantine-release requests.\n\nOwn and enhance JSSI's Security Awareness Training program.\n\nDesign, implement, and operate security improvements across the environment to continually raise the organization's security posture and program maturity.\n\nEstablish and report on key security metrics and respond to audit requests and client due-diligence questionnaires.\n\nDocument and improve operational procedures, runbooks, and SOPs.\n\nContribute to incident response planning, security policies, disaster recovery, and business continuity planning.\n\nCollaborate with other IT professionals to advise on cybersecurity best practices.\n\nParticipate in the on-call rotation and respond to critical security alerts off-hours.\n\nPerform other duties as assigned.\n\nRequirements\nRequired\n7+ years' experience in Information Technology roles, including 4+ years in security operations (SOC analyst, incident response, detection engineering, or similar).\n\nBachelor's degree in Computer Science, Information Security, or a related field, or equivalent professional experience.\n\nIn-depth knowledge of networking protocols and experience configuring network security devices such as firewalls and IDS/IPS.\n\nExperience with EDR and XDR services.\n\nScripting and query language experience such as Bash, PowerShell, and KQL.\n\nHands-on experience setting up and querying SIEM tools such as Sumo Logic.\n\nHands-on experience building automations and playbooks in a SOAR platform, integrating security tooling via APIs to automate triage, enrichment, and response.\n\nKnowledge of data privacy and compliance regulations and cybersecurity frameworks such as ISO 27001 and NIST.\n\nExcellent written and verbal communication skills.\n\nDetail orientation and strong analytical and problem-solving abilities.\n\nAbility to effectively prioritize tasks and projects in a fast-paced environment.\n\nPreferred\nExperience with Tines.\n\nExperience with the Microsoft Defender security suite.\n\nCybersecurity certifications such as CISSP, CISM, or CEH.","description_format":"text","description_chars":3852,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United 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