{"id":3488170,"url":"https://alion.io/job/amentum-senior-information-system-security-engineer-isse","title":"Senior Information System Security Engineer (ISSE)","company":{"id":14861,"name":"Amentum","domain":"amentum.com","url":"https://alion.io/company/amentum","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":430,"ghost_share":0,"stale_share":0.963,"repost_share":0,"time_to_fill_p50_days":17,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Crane, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":100000,"max":150000,"currency":"USD","period":"year","gross":null,"usd_annual":150000},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[],"status":"live","first_seen_at":"2026-10-29T22:24:08Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-03T22:33:22Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"Amentum is seeking a Senior Information System Security Engineer (ISSE) to support Program Offices within Department of War Strategic Systems Programs (SSP). The ISSE will support non-enterprise information systems of large-scaled programs of record (POR), as well as multiple Science and Technology (S&T) programs. The Senior ISSE will provide direct support to the Program Office Technical Lead onsite at NSWC Crane and will be expected to travel regularly to SPHQ or Field Activities.\nThe ISSE will ensure Cybersecurity requirements support system acquisition, development, test, and sustainment, and are embedded in SSP system designs. Their duties involve requirements analysis, design, development, implementation, and integration of Cybersecurity system architectures that provide cyber resiliency and Cybersecurity capabilities into SSP’s non-enterprise systems. They are responsible for ensuring that design alternatives are selected that appropriately account for risk to mission regarding the cyber security posture.\nAdditional Job Duties and Responsibilities:\nDevelop and apply requirements for large-scale or service specific pilot projects.\nSupport the Program Office Technical Lead as needed identifying issues and action items and participating in ISSE discussions.\nProvide customer interactions with Program Offices and associated contractors/subcontractors. Customer interactions will be a combination of teleconferences and on-site meetings.\nCoordinate and collaborate with the stakeholders, including SSP representatives and contractors/subcontractors through assessments, subject matter expert input to proposals, technical interchange meetings, status teleconferences, email correspondence, and other meetings as required.\nSupport development of technical presentations and provide comments on the technical content.\nDevelop System Security Plans detailing the security controls implemented for each information system.\nSupport (prepare, review, and present) the Program Office's DoW Acquisition process in the development of the Objective Quality Evidence (OQE) (i.e. Cyber Security Strategy, GAO responses,\nClinger Cohen Act, Cyber Test & Evaluation Strategy, etc.) for multiple programs, in compliance with SSP Regulations.\nWork with SSP programs to develop and maintain lifecycle plans.\nEvaluate performer deliverables and presentations.\nRequired Qualifications:\nBachelor of Science Degree in Electrical Engineering, Computer Engineering, or equivalent, with 5+ years of relevant experience\nCompTIA Security+ or equivalent certification\nOperating System/Computing Environment (OS/CE) certificate of training, as dictated by Command CWF-PM.\nCollaborate with large and highly competent technical teams.\nStrategic high-level thinking\nAbility/experience with planning an initiative involving large-scale, networked systems.\nMust have the ability to obtain and maintain a TS/ CNWDI US Government Clearance. Interim Secret clearance required to start. Please note US Citizenship is required to obtain a Secret/ TS/ CNWDI Clearance.\nWilling and able to travel 40% or more.\nPreferred Qualifications:\n10+ years of relevant experience\nGraduate degree in Cybersecurity, Certified Information Systems Security Professional (CISSP) certification, or Certified Information Security Manager (CISM) certification\nActive Top Secret Clearance\nMilitary and Department of War Strategic Systems Programs (SSP) experience\nCompensation Details:\n$100,000.00-$150,000.00 annuallyThe compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.\nBenefits Overview:\nOur health and welfare benefits are designed to support you and your priorities. Offerings include:\nHealth, dental, and vision insurance\n\nPaid time off and holidays\n\nRetirement benefits (including 401(k) matching)\n\nEducational reimbursement\n\nParental leave\n\nEmployee stock purchase plan\n\nTax-saving options\n\nDisability and life insurance\n\nPet insurance\n\nNote: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.\nOriginal Posting:\n10/29/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.\nAmentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.","description_format":"text","description_chars":5578,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity","Life insurance","Parental leave","Vision insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Military Logistics","Information Security","Business Process Outsourcing (BPO)","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-29T22:24:08Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 2","filings_12m":2,"filings_prev_12m":3,"green_card_filings_12m":0,"median_offered_wage_usd":122500,"route":null,"cap_exempt":false,"checked_at":"2026-10-29T16:27:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":0}],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":4,"expected_fill_days":17,"reasons":["conf:1","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-11-03T05:54:40Z"},"pay":{"stated_usd_annual":150000,"is_top_pay":false},"html_url":"https://alion.io/job/amentum-senior-information-system-security-engineer-isse","json_url":"https://alion.io/job/amentum-senior-information-system-security-engineer-isse.json","meta":{"generated_at":"2026-11-04T02:01:03Z","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":3053,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"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":14861},"rest":"https://alion.io/mcp/rest/get_company?id=14861"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Famentum-senior-information-system-security-engineer-isse"},{"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%2Famentum-senior-information-system-security-engineer-isse"},{"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%2Famentum-senior-information-system-security-engineer-isse"},{"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/amentum-senior-information-system-security-engineer-isse\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Famentum-senior-information-system-security-engineer-isse"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3488170}},{"tool":"search_jobs","arguments":{"company":"amentum.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3488170},"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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