{"id":1477891,"url":"https://alion.io/job/metrostar-sr-endpoint-security-engineer-i-trellix","title":"Sr. Endpoint Security Engineer I (Trellix)","company":{"id":678241,"name":"MetroStar","domain":"metrostar.com","url":"https://alion.io/company/metrostar-2","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":89,"open_postings":11,"ghost_share":0,"stale_share":0.636,"repost_share":0,"time_to_fill_p50_days":20,"computed_at":"2026-10-14T06:34:16Z"}},"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":["Washington, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":138000,"max":166000,"currency":"USD","period":"year","gross":null,"usd_annual":166000},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DLP","optional":false},{"name":"SIEM","optional":false}],"status":"live","first_seen_at":"2026-09-29T15:27:38Z","employer_posted_date":"2026-10-06","last_verified_at":"2026-10-14T18:15:06Z","board_verified":true,"closed_at":null,"days_open":15,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":15},"description":"As a Sr. Endpoint Security Engineer I (Trellix SME), you’ll serve as the technical lead for the organization's endpoint security and data protection ecosystem, balancing day-to-day operational support with strategic cybersecurity engineering initiatives. This person will own, build, and run the Trellix platform, including its design and architecture. You will work closely with security operations, infrastructure, application teams, and leadership to strengthen the organization's overall security posture.\nWe know that you can’t have great technology services without amazing people. At MetroStar, we are obsessed with our people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers.\nWhat you’ll do:\nMonitor and manage enterprise Trellix security platforms, including ePO, ENS, EDR, DLP, and encryption technologies.\nSupport SOC analysts by tuning alerts, improving detection capabilities, and investigating endpoint security events.\nConfigure application whitelisting, File Integrity Monitoring, DLP enhancements, and security control implementation.\nDesign and deploy endpoint hardening and application control solutions using Trellix Application and Change Control.\nDevelop and maintain DLP policies, encryption controls, removable media protections, and data classification safeguards.\nIntegrate endpoint security telemetry with SIEM and SOAR platforms to improve visibility, detection, and automated response capabilities.\nPerform root-cause analysis of security incidents, policy conflicts, and endpoint management issues.\nDevelop automation workflows and improve operational efficiency using scripts, APIs, and orchestration tools.\nCreate and maintain dashboards, reports, and metrics that support cybersecurity operations and executive reporting.\nCollaborate with security assessors and compliance teams to implement and validate technical controls.\nDocument security architectures, SOPs, playbooks, and engineering standards.\nResearch emerging threats, evaluate new security capabilities, and recommend improvements to strengthen enterprise cyber defenses.\nWhat you’ll need to succeed:\nActive TS/SCI security clearance.\nSeven or more years of relevant engineering experience.\nAt least five years of hands-on experience administering or engineering Trellix, McAfee, HBSS, or ESS solutions in a large enterprise environment.\nBroad hands-on experience administering and engineering multiple Trellix/McAfee enterprise security products, such as ePO, ENS, EDR, DLP, Drive Encryption (FRP/FRMP), Policy Auditor, Rogue System Detection, Trellix Security for Microsoft Exchange, Application and Change Control, and File Integrity Monitoring. Experience with TIE and DXL is a plus.\nHands-on background implementing and managing application whitelisting, endpoint hardening, encryption, and data protection technologies.\nAbility to integrate endpoint security platforms with SIEM, SOAR, threat intelligence, and identity management solutions.\nStrong understanding of endpoint security architecture, cyber threat detection, incident response, and risk management principles.\nA background in developing and maintaining DLP policies, device-control mechanisms, and data-exfiltration prevention controls.\nAbility to develop security engineering standards, SOPs, playbooks, and operational procedures.\nExperience supporting compliance initiatives and implementing security controls aligned with federal cybersecurity frameworks and regulations.\nStrong analytical, troubleshooting and root-cause analysis skills.\nSALARY RANGE: $138,000 - $166,000\nThe salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including: \nThe candidate's professional background and relevant work experience\nThe specific responsibilities of the role and organizational needs\nInternal equity and alignment with current team compensation\nThis role is also eligible for additional compensation, subject to the terms and policies of MetroStar, which may include:\nPerformance-based bonuses\nCompany-paid training and/or certifications\nReferral bonuses\nApplication Deadline: Applications will be accepted on a rolling basis until the position is filled; candidates are encouraged to apply as early as possible for full consideration.\nAdditional Compensation: This role may also be eligible for bonuses and/or additional incentives based on individual and company performance.\nBenefits: All full-time employees are eligible to participate in our benefits programs:\nHealth, dental, and vision insurance\n401(k) retirement plan with company match\nPaid time off (PTO) and holidays\nParental Leave and dependent care\nFlexible work arrangements\nProfessional development opportunities\nEmployee assistance and wellness programs\nLike we said, we are big fans of our people. That’s why we offer a generous benefits package, professional growth, and valuable time to recharge. Learn more about our company culture code and benefits. Plus, check out our accolades.\nCommitment to Non-Discrimination\nAll qualified applicants will receive consideration for employment based on merit and without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law.\n What we want you to know:\nIn compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.\n Not ready to apply now? \nSign up to join our newsletter here.","description_format":"text","description_chars":6084,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":["Equity","Flexible schedule","Parental leave","Professional development","Retirement plans","Vision insurance","Wellness"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Endpoint Security","Vulnerability Management","Digital Government","AI Consulting & Integration"],"lifecycle":[{"event":"open","at":"2026-09-29T19:17:19Z"}],"visa":[],"liveness":{"score":43,"band":"fade","label":"Fading","p_open":1,"p_active":0.574,"p_room":0.75,"age_days":14,"expected_fill_days":20,"reasons":["conf:5","stale_co","velocity","win:late"],"computed_at":"2026-10-14T06:34:16Z"},"pay":{"stated_usd_annual":166000,"is_top_pay":false},"html_url":"https://alion.io/job/metrostar-sr-endpoint-security-engineer-i-trellix","json_url":"https://alion.io/job/metrostar-sr-endpoint-security-engineer-i-trellix.json","meta":{"generated_at":"2026-10-14T20:42:37Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":27594,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":678241},"rest":"https://alion.io/mcp/rest/get_company?id=678241"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmetrostar-sr-endpoint-security-engineer-i-trellix"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmetrostar-sr-endpoint-security-engineer-i-trellix"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmetrostar-sr-endpoint-security-engineer-i-trellix"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/metrostar-sr-endpoint-security-engineer-i-trellix\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmetrostar-sr-endpoint-security-engineer-i-trellix"}]}