{"id":1502585,"url":"https://alion.io/job/millennium-corporation-red-team-security-engineer-ii","title":"Red Team Security Engineer II","company":{"id":1963501,"name":"Millennium Corporation","domain":"millgroupinc.com","url":"https://alion.io/company/millgroupinc","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Security","role_family":"Security","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Charleston, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":120000,"max":146000,"currency":"USD","period":"year","gross":null,"usd_annual":146000},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Bash","optional":false},{"name":"Cobalt Strike","optional":false},{"name":"Kali Linux","optional":false},{"name":"Linux","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"Red Teaming","optional":false},{"name":"TCP/IP","optional":false}],"status":"live","first_seen_at":"2026-09-30T04:35:49Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-10-29T20:55:29Z","board_verified":true,"closed_at":null,"days_open":29,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":29},"description":"Overview\nMillennium is proud to be part of the Markon enterprise, a network of specialized organizations united in support of critical national security missions. This partnership strengthens our ability to deliver results by expanding our technical depth, operational reach, and access to a broader bench of proven experts, ensuring our customers continue to receive best-in-class cybersecurity support.Since 2004, Millennium has operated at the forefront of cybersecurity. Our elite team of over 300 professionals brings an unmatched record of performance across Red Team Operations, Defensive Cyber Operations, Software Engineering, and Technical Engineering. As home to the largest contingent of contracted Red Team operators supporting the Department of Defense, Millennium delivers unparalleled threat intelligence and battle-tested expertise to both DoD and federal civilian customers.\nWhat We Believe\nMillennium is an equal opportunity employer and does not discriminate or allow discrimination on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state, or local law.\nResponsibilities\nMillennium Corporation is seeking a skilled Red Team Security Engineer to join our cybersecurity team in Charleston, SC.\nThis role is ideal for an offensive security professional with experience conducting penetration testing, developing custom tooling, and emulating advanced adversary tactics. The selected candidate will support complex security assessments across enterprise environments while helping strengthen customer security through realistic attack simulations.\nThe Red Team Security Engineer will also:\nConduct penetration testing engagements against enterprise applications, systems, and global customer networks.\nPerform Red Team operations that emulate sophisticated adversary tactics, techniques, and procedures (TTPs).\nResearch emerging vulnerabilities, exploitation methods, and threat vectors to improve offensive capabilities.\nDevelop and maintain custom tools, scripts, and payloads using languages such as Python, PowerShell, and Bash.\nDesign, configure, and maintain representative test environments to support offensive security assessments.\nManage penetration testing and Red Team engagements from planning through final reporting and remediation recommendations.\nAnalyze network traffic, packet captures, and system behavior using protocol analyzers and security assessment tools.\nUtilize offensive security platforms and toolsets, including Kali Linux, Cobalt Strike, and other industry-standard frameworks.\nCollaborate with internal teams to communicate findings, technical risks, and mitigation strategies.\nParticipate in technical training, industry conferences, and cybersecurity exercises to maintain certifications and remain current on evolving threats.\nQualifications\nActive Top Secret Clearance.\n\nBachelor’s degree in Cybersecurity, Computer Science, Engineering, Mathematics, or a related technical field.\n\nActive DoD 8570 IAT Level II certification (Security+ CE, CySA+, CND, CCNA Security, or equivalent).\n\nOne of the following certifications, or the ability to obtain within one year of hire: OSCP, OSWE, CRTO, CPTS, CBBH, PNPT, GRTP, GX-PT, or GXPN.\n\n3+ years of experience in software development, systems engineering, or computer networking, including 1+ year of hands-on penetration testing experience.\n\nProficiency with Python, PowerShell, and Bash scripting.\n\nExperience with web application security assessments, TCP/IP networking, packet analysis, and offensive security tools such as Kali Linux and Cobalt Strike.\n\nUnderstanding of Red Team command-and-control (C2) infrastructure, emerging threats, vulnerabilities, and exploitation techniques.\n\nStrong analytical, organizational, and communication skills, with the ability to work independently and manage penetration testing engagements from planning through reporting.\n\nBusiness Development\nAssist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.\nPhysical Requirements\nMust be comfortable with prolonged periods of sitting at a desk and working on a computer.\nMust be able to lift up to 10-15 pounds at a time.\nTravel Requirements\nLess than 25%\nCOMPENSATION:\n$120,000-$146,000\nThe salary range provided for this position is intended as a general guideline and does not guarantee a specific salary or compensation amount. Final compensation will be determined based on a variety of factors, including, relevant education, experience, knowledge, skills, and abilities.","description_format":"text","description_chars":4798,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Penetration Testing","Cybersecurity","Information Security"],"lifecycle":[{"event":"open","at":"2026-09-30T04:35:49Z"}],"visa":[],"liveness":{"score":44,"band":"fade","label":"Fading","p_open":1,"p_active":0.799,"p_room":0.55,"age_days":29,"expected_fill_days":29,"reasons":["conf:2","velocity","win:tail"],"computed_at":"2026-10-29T05:49:05Z"},"pay":{"stated_usd_annual":146000,"is_top_pay":true},"html_url":"https://alion.io/job/millennium-corporation-red-team-security-engineer-ii","json_url":"https://alion.io/job/millennium-corporation-red-team-security-engineer-ii.json","meta":{"generated_at":"2026-10-29T22:11:01Z","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":32796,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":1963501},"rest":"https://alion.io/mcp/rest/get_company?id=1963501"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmillennium-corporation-red-team-security-engineer-ii"},{"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%2Fmillennium-corporation-red-team-security-engineer-ii"},{"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%2Fmillennium-corporation-red-team-security-engineer-ii"},{"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/millennium-corporation-red-team-security-engineer-ii\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmillennium-corporation-red-team-security-engineer-ii"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":1502585}},{"tool":"search_jobs","arguments":{"company":"millgroupinc.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":1502585},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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