{"id":3573687,"url":"https://alion.io/job/amentum-comsec-custodian-tssci","title":"COMSEC Custodian TS/SCI","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":82,"open_postings":452,"ghost_share":0,"stale_share":0.934,"repost_share":0,"time_to_fill_p50_days":18,"computed_at":"2026-11-10T06:52:35Z"}},"role":"Finance","role_family":"Finance","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Phoenix, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":65000,"max_usd":175000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":758},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[],"status":"live","first_seen_at":"2026-07-24T00:00:00Z","employer_posted_date":"2026-07-24","last_verified_at":"2026-11-10T07:19:30Z","board_verified":true,"closed_at":null,"days_open":109,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":109},"description":"Purpose and Impact:\nAmentum is currently seeking an Alternate COMSEC Custodian to join our dynamic team supporting our customers in the Glendale, AZ area. This position is responsible for the administration and oversight of the local facility COMSEC account in the absence of the COMEC Custodian. The Alternate COMSEC Custodian needs solid technical skills and experience for the receipt, issue, safeguarding, accounting, and destruction of COMSEC material. The Alternate COMSEC Custodian is responsible for the maintenance of up-to-date records and the submission of required accounting report to the National Security Agency (NSA) when required. This position requires an Active TS security clearance with SCI eligibility.\nWork Schedule: Work is performed Monday - Friday in office. 8 hours per day. Additionally, there is an on-call requirement that is rotated amongst the team members off shift.\nEssential Responsibilities:\nManage COMSEC account in accordance with NSA/CSS Policy Manual 3-26, CNSSI manuals 4001, 4003, 4004.1, 4005 and relate Controlled Cryptographic Items (CCI) requirements.\n\nResponsible for the receipt, transfer, accountability, safeguarding, and destruction activities and covering all COMSEC material that support multiple Sub Accounts/Hand Receipt Holders (HRHs).\n\nForecast, initiate and track government requests for cryptographic material in support of core and ad-hoc program support, ensuring availability access to requested materials.\n\nAssisting with shipping equipment and material weighing up to 50 pounds.\n\nUsing the Key Management Infrastructure (KMI) system.\n\nPerform Field Tamper Recovery (FTR), upgrading cryptographic device firmware, and ensuring the interoperability of firmware versions between enterprise encryptors.\n\nKnowledge of the KG-175s, KY-99Ms, KG-250s, KIV-7M, STEs, OMNIs, Vipers, FNAC, FNBB, and FNBD equipment.\n\nPrograming and operating approved key fill devices KIK-20, KIK-30, AN/CYZ-10 and AN/PYQ 10.\n\nPerform hands-on installation, maintenance, configuration, and troubleshooting of CCI equipment, as required.\n\nPerform Over-The-Air-Transfer of material via STE/Viper communications.\n\nProvide training and COMSEC oversight of personnel at local and remote as it relates to COMSEC and CCI policies and procedures outlined in the COMSEC Account user Standard Operations Procedures (SOP).\n\nOversee all COMSEC related investigation and comply with security procedures; investigate, prepare, and submit COMSEC incident report to multiple cognizant security authorities.\n\nOversee preparation for all COMSEC inspections, audits, and Staff Assistance Visits.\n\nConduct semi-annual physical inventory of all COMSEC material, ensuring continuous NSA requirements.\n\nPerform initial and refresher COMSEC and Crypto briefings and provide employee training on processes and procedures.\n\nTravel as needed (10-15%).\n\nWork Environment, Physical Demands, and Mental Demands: Candidate will be required to: carry up to 50 lbs, sit for extended periods of time at a computer workstation, work under desks, raised floors, and cramped spaces. Work on hot building roofs, dark attics, crawl spaces, and climb ladders to repair/replace devices and organize the cable management.\nMinimum Requirements (Knowledge, Skills, and Abilities):\nActive DoD TS/SCI security clearance is required with adjudication within the last 5 years or designated CE and the ability to obtain and maintain special accesses.\n\nFive (5) years of related experience or any equivalent combination of relevant education and experience.\n\nInstall horizontal and vertical network and telecommunications infrastructures per industry standards.\n\nExperience setting up and troubleshooting network systems, communications circuits and network and telecommunications equipment.\n\nExperience making, running, testing cables, performing loopbacks, installing equipment.\n\nExperience using VTC equipment.\n\nSecurity Clearance Required:\nTS/SCI or TS with SCI eligible - This position requires an active DoD TS/SCI security clearance that has been adjudicated in the last 5 years or designated CE and the ability to obtain and maintain special accesses.\n\nMinimum Years of Experience:\n5 years\n\nRequired Certifications:\nCertification/Training COMSEC certifications\n\nKMI MGC Operator Training\n\nDoD 8570.01-M IAT Level II Certification (CompTIA Security +), or must be able to obtain within 6 months\n\nPreferred Qualifications:\nBA/BS in related field. Relevant COMSEC Custodian experience may substitute for required education.\n\n10 years of relevant COMSEC Custodian experience\n\nProven ability to work within and across multiple project teams\n\nExcellent listening, writing, and verbal communications skills\n\nExperience performing as or in direct support of a program security officer, personnel security officer, facility security officer, special security officer or information systems security officer.\n\nKnowledge of Cyber Security, Information Assurance, or Risk Management Framework concepts and applications.\n\nThis position is not designated as a safety sensitive position.\nAs part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.\nOther Responsibilities:\nSafety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.\nQuality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.\nProcedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.\nCompensation Details:\n$80000-120000The 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:\n07/24/2026 - 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. 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