According to the Nigerian Navy official site, below are the requirements for the Navy 2017 recruitment categories; GUIDE TO APPLICANTS ON EDUCATIONAL REQUIREMENTS FOR ENTRY FOR EACH CATEGORY A1 - Marine Engineer Artificers OND in Marine or Mechanical Engineering (at least Lower Credit) and must also possess SSCE or equivalent with 5 credits inclusive of English Language, Maths, Physics and Chemistry. A2 - Weapon Electrical Artificers OND in Electrical Electronic Engineering (at least Lower Credit) and must also possess SSCE or equivalent with 5 credits inclusive of English Language, Maths, Physics and Chemistry. A3 - Aircraft Engineering Artificers (Airframe Engine) Qualification Diploma in Airframe & Engine recognized by ICAO and must also posses SSCE or equivalent with 5 credits inclusive of English Language, Mathematics, Physics and Chemistry. A4 - Aircraft Engineering Artificers (Avionics & Aircraft Electrics, Electrical / Electronics) Certificate/Diploma in Aircraft Electrics & Avionics recognized by ICAO and must possess SSCE or equivalent with 5 credits, inclusive of English Language, Maths, Physics and Chemistry. A5 - Hull Engineer Artificers OND in Marine or Mechanical Engineering (at least Lower Credit) and must also possess SSCE or equivalent with 5 credits inclusive of English Language, Maths, Physics and Chemistry. B1 - Marine Engineer Mechanics SSCE or equivalent with 5 credits inclusive of English Language, Maths, Physics and Chemistry. Also intermediate City & Guilds or Trade Test II could be considered. Technical biasness is an advantage. B2 - Weapon Electrical Mechanics SSCE or equivalent with 5 credits inclusive of English Language, Maths, Physics and Chemistry. Also intermediate City & Guilds or Trade Test II could be considered, technical bias is an advantage. B3 - Hull Mechanical/Fitters As in B1 and B2 with additional trade in plumbing, welding, machining or woodwork. B4 - Automobile Mechanics As it is in B1. B5 - Dockyard Mechanics As it is in B1. C1 - Communications SSCE or equivalent with 5 credits inclusive of English Language, Maths and Physics. C2 - Computer OND in Computer Studies/Computer Science (at least Lower Credit), Desktop Publishing, Office Suite and must also possess 5 Credits inclusive of English Language and Maths. C3 - ICT OND in Computer Studies/Computer Science (at least Lower Credit), Computer literacy is compulsory and must possess 5 Credits inclusive of English Language, Maths and Physics. Proficiency or industry certification in any of the following areas shall be an added advantage: Database. Computer-Aided Design. Personal Computer Maintenance. Networking Fundamentals. Website Development and Management. Programming. D1 - Seaman SSCE or equivalent with 5 credits inclusive of English Language and Maths. D2 - Survey Recorders OND in Land Survey, Cartography, Geographic Information System (at least Lower Credit) and must also possess SSCE/equivalent with 5 credits inclusive of English Language, Maths, Physics or Geography or Technical Drawing. D3 - Physical Training Instructors SSCE or equivalent with 5 credits Inclusive of English Language. Interest and proven talents in sports as well as evidence of participation in sports at Secondary School/State/YSFON level is required. D4 - Chaplain Assistants SSCE or equivalent with 5 credits inclusive of English Language and Christian Religious Knowledge. Two years experience as clergy/church worker as well as letter of recommendation by 2 Clerics/churches recognized by the NN is required. D5 - Mosque Assistants SSCE or equivalent with 5 credits inclusive of Arabic, Islamic Religious Knowledge and English Language. Two years experience as Imam/Mosque attendant as well as letter of recommendation by 2 Islamic clerics/organizations recognized by the NN is required. D6 - Firemen SSCE or equivalent with 5 credits inclusive of English Language. E1 - Writers SSCE or equivalent with 5 credits inclusive of English Language, Maths, Accounts/Economics. Computer skill is compulsory. Also OND/NCE in Accounts or Secretariat Administration would be added advantage. E2 - Store Assistants SSCE or equivalent with 5 credits inclusive of English Language, Maths and Economics. Computer skill is an added advantage. E3 - Caterers SSCE or equivalent with 5 credits inclusive of English Language and Home Management/Food Nutrition. Certificate or Navy proven experience as a Waiter or Steward is an advantage. E4 - Ordinance Five credits in English Language, Mathematics, Physics, Chemistry and any other 2 subjects. E5 - Project Technicians. OND in relevant discipline such as Architecture, Quantity Survey, Civil/ Structure/ Building technology, Electrical/ Mechanical installation, Urban and Rural Planning, Estate Management, Land Economy and must also possess SSCE or equivalent with 5 credits inclusive of English Language, Maths and Physics. F1 - Medical Assistants SSCE or equivalent with 5 credits in English Language, Maths, Chemistry, Biology/ Health Science and Physics. F2 - Medical Records/Health Administration OND/professional qualification in Medical Records or Health Administration (at least Lower Credit) and must also possess SSCE/equivalent with 5 credits inclusive of English Language, Maths and Biology/Health Science. F3 - Physiotherapist, Public Health, Occupational Therapist, Dental Therapist and Dental Lab Assistants OND/professional Qualification in relevant fields and must also possess SSCE or equivalent with 5 credits In English Language, Chemistry, Biology/Health Science and Maths. G - Bandsmen SSCE or equivalent with 5 credits inclusive of English Language. Certificate in music and proficiency in any musical instrument will be an added advantage. H - Drivers/Mechanics SSCE or Equivalent with 5 credits inclusive of English Language. Current Mechanic apprenticeship certificate and evidence of driving experience as well as a letter of recommendation (as a mechanic) from past or present employer is required. J - Journalists OND in Mass Communication, Journalism, Photography, Printing Technology, Information Library, Public Relations, Graphic Arts, Film Making and Cinematography and must also possess SSCE/equivalent with 5 credits inclusive of English Language and Maths K - Nurses Single qualification RN and double qualification in any relevant qualification such as RM, A&E, ENT, Psychiatric, Paediatric, Orthopaedic/Trauma, Ophthalmic, Anesthetic, Public Health, Occupational Health, Nephrology/Dialysis all Theatre Nursing and must also possess SSCE/equivalent with 5 credits including English Language, Maths, Biology/Health Science, Physics and Chemistry. N - Education NCE in Arts/Science/Technical subjects in addition to SSCE/equivalent with 5 Credits inclusive of English Language and Maths for Science/Technical subjects or 5 credits Including English Language and at least a pass in Maths for Arts subjects.