{"id":2212806,"url":"https://alion.io/job/lockheed-martin-cyber-systems-security-engineer-3","title":"Cyber Systems Security Engineer","company":{"id":37086,"name":"Lockheed Martin","domain":"lockheedmartin.com","url":"https://alion.io/company/lockheedmartin","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eightfold","truth_index":{"grade":"A","score":99,"open_postings":76,"ghost_share":0,"stale_share":0,"repost_share":0.053,"time_to_fill_p50_days":28,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Security","role_family":"Security","seniority":null,"employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Adelaide, Australia","Melbourne, Australia","Canberra, Australia"],"countries":["AU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Elastic SIEM","optional":false},{"name":"Linux","optional":false},{"name":"SIEM","optional":false},{"name":"VMWare","optional":false}],"status":"live","first_seen_at":"2026-09-15T05:17:04Z","employer_posted_date":"2026-10-10","last_verified_at":"2026-10-11T01:09:52Z","board_verified":true,"closed_at":null,"days_open":25,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":25},"description":"The Opportunity\nEligibility: Applicants must be Australian citizens and be eligible to obtain and maintain an active Australian Government Defence security clearance at the level required for the position.\nSouthPAN is a Satellite-Based Augmentation System (SBAS) comprised of reference stations, telecommunications infrastructure, computing centres, signal generators, and satellites that provide improved positioning and navigation services in Australia, New Zealand, and its maritime region.\nAs a Cyber Systems Security Engineer, you will play a key role in delivering secure outcomes across complex Defence systems, translating cyber security requirements into practical engineering solutions and providing trusted technical advice to engineering, operational and program stakeholders. Drawing on your strong hands-on technical background, you will assess security risks, review system designs and influence security decisions throughout the system lifecycle.\nThis role is ideal for someone looking to build on their technical expertise and broaden their impact through technical leadership and advisory responsibilities. You will work closely with cross-functional teams, providing mentoring, knowledge transfer and guidance while taking ownership of security outcomes, coordinating activities across stakeholders and helping drive cyber security capability across the program.\nThis opportunity is based in Mawson Lakes, SA. Applicants from Melbourne, Victoria will be considered.\nKey Responsibilities\nTranslate cyber security requirements into practical engineering solutions across the system lifecycle.\nReview system designs, architecture and technical changes to assess security impacts and ensure compliance.\nConduct threat modelling, threat hunting and vulnerability assessments to identify and mitigate cyber risks.\nSupport the development of cyber security requirements and the implementation, validation and verification of security controls and risk treatments.\nProvide technical cyber security expertise, troubleshooting support and guidance to engineering, architecture, operations and program stakeholders.\nApply Defence and Australian Government cyber security frameworks, standards and policies to system architectures and solutions.\nSupport security assurance, accreditation and authorisation activities, including risk management and reporting.\nMentor and support technical teams while promoting cyber security awareness, best practice and continuous improvement.\nWhat you'll bring\nSignificant experience in systems security engineering within Defence or complex ICT environments.\nStrong knowledge of Defence cyber security frameworks, including DCSAAF, ISM, PSPF, DSPF and SPARTA.\nProven experience in security architecture, security requirements analysis, assurance, accreditation and risk management.\nExpertise in Linux administration, VMware environments, system hardening and platform sustainment.\nExperience with Elastic Security, SIEM technologies, security event monitoring and incident response.\nStrong understanding of network architecture, identity and access management, ASD-approved cryptographic requirements and secure system design.\nDemonstrated capability in vulnerability management, threat analysis and developing effective remediation strategies.\nProficient in AI prompting as it applies to this position and practice.\nDon't meet every requirement?\nIf you're excited by this opportunity but don't meet every criterion, we'd still love to hear from you. Your skills and experience may be a great fit for this role, or another opportunity within our organisation.\nWhat we offer you\nWork on innovative projects, collaborate across borders and build your skills through internal secondments and structured career pathways.\nAccess face to face and online development opportunities, supported by employee recognition programs and annual awards events.\nMany roles offer flexible options to help you shape a work pattern that fits your life.\nPurchase up to four additional weeks of leave each year, plus access dedicated study leave, and quarterly blood donor leave.\nReceive free mental health support for you and your family, participate in health month activities and access resources that support your wellbeing.\nAccess a wide range of employee discounts, novated leasing options, referral incentives and financial guidance through your Superannuation provider.\nAbout Lockheed Martin\nLockheed Martin is a dynamic organisation, providing stimulating and challenging opportunities with a global team of over 122,000 professionals. We embrace flexibility, so our people can be their best inside and outside of work. As a leader in national security, our innovative and diverse programs create a more secure future for Australia across space, air, land, sea, and cyber domains.\nSpecial Requirements\nApplicants must be eligible to obtain and maintain an Australian Defence Security Clearance and employment may be contingent on the provision of further personal information including citizenship to ensure compliance with international export control legislation and regulations.\nVeteran Friendly Workplace\nVeterans are encouraged to apply. We highly value the unique skills and experiences that veterans and transitioning service members can contribute to our team. We are proud to be recognised as a Veteran Friendly Employer by the Australian Government.\nEqual Opportunity\nLockheed Martin Australia supports Equal Employment Opportunity and values diversity in the workplace by creating a place of employment that is, free of unlawful discrimination and is harassment free, fair, ethical, inclusive, and values the contribution of all its employees. By leveraging our employees’ unique talents and experiences, we will deliver innovative, affordable solutions and unparalleled customer value.\nAs part of our endeavours to increase participation of Indigenous Australians, we welcome applications from all people, including Aboriginal and Torres Strait Islander people.\nWe are committed to creating a workplace where everyone can thrive. If you are selected for this role, we would be happy to discuss any adjustments that will help you to be successful.","description_format":"text","description_chars":6187,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Australia","iso":"AU","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Manufacturing","Military","Information Security"],"lifecycle":[{"event":"open","at":"2026-10-10T04:16:12Z"}],"visa":[],"liveness":{"score":43,"band":"fade","label":"Fading","p_open":1,"p_active":0.574,"p_room":0.75,"age_days":25,"expected_fill_days":28,"reasons":["conf:1","velocity","win:late","comp:brand"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/lockheed-martin-cyber-systems-security-engineer-3","json_url":"https://alion.io/job/lockheed-martin-cyber-systems-security-engineer-3.json","meta":{"generated_at":"2026-10-11T03:19:23Z","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","counted_by":"address","units_charged":1,"used_today":864,"day_limit":5000,"remaining_today":4136,"minute_limit":60,"resets_at":"2026-10-12T00:00:00Z"}},"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":37086},"rest":"https://alion.io/mcp/rest/get_company?id=37086"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Flockheed-martin-cyber-systems-security-engineer-3"},{"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%2Flockheed-martin-cyber-systems-security-engineer-3"},{"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%2Flockheed-martin-cyber-systems-security-engineer-3"},{"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/lockheed-martin-cyber-systems-security-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Flockheed-martin-cyber-systems-security-engineer-3"}]}