{"id":193254,"url":"https://alion.io/job/leidos-middleware-engineer","title":"Middleware Engineer","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":78,"open_postings":241,"ghost_share":0.004,"stale_share":0.855,"repost_share":0.008,"time_to_fill_p50_days":27,"computed_at":"2026-10-22T06:10:10Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Canberra, Australia","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":"ActiveMQ","optional":false},{"name":"Apache Kafka","optional":false},{"name":"Apache Tomcat","optional":false},{"name":"CI/CD","optional":false},{"name":"IBM MQ","optional":false},{"name":"Linux","optional":false},{"name":"Oracle","optional":false},{"name":"RabbitMQ","optional":false},{"name":"Rest API","optional":false},{"name":"SOAP","optional":false},{"name":"Unix","optional":false},{"name":"COBOL","optional":true},{"name":"Java","optional":true}],"status":"live","first_seen_at":"2026-09-03T00:31:51Z","employer_posted_date":"2026-09-03","last_verified_at":"2026-10-22T02:56:46Z","board_verified":true,"closed_at":null,"days_open":49,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":49},"description":"About Leidos Australia\nAt Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabilities that help protect and advance the Australian way of life.\nBacked by a global organisation of more than 40,000 people, our Australian team of around 2,000 has partnered with government, defence and national security customers for more than 30 years. We deliver mission-critical solutions where reliability, trust and purpose matter.\nLeidos is a destination for people who want their work to have purpose, their contribution to be recognised, and their career to grow without needing to fit a single mould. Meaningful work is supported by benefits, flexibility and career pathways that help you grow while balancing life outside work. This includes:\nFlex Your Way - Tailor work to your life with options including Life Days (up to 12 extra days off per year), part-time arrangements, job sharing, and compressed hours.\n\nWellbeing That Matters - Free access to Headspace and MeQuilibrium, plus dedicated wellness spaces to support your mental, physical, and emotional wellbeing.\n\nLearn Without Limits - Access over 120,000 on-demand courses, alongside technical, project management, leadership, and professional development opportunities.\n\nWork That Makes an Impact - Contribute to nationally significant projects that matter, solve complex challenges, and accelerate your career through unique growth opportunities.\n\nBuild Your Future - Whether you're deepening technical expertise or preparing for leadership, we'll invest in your development every step of the way.\n\nAnd Much More - These are just a few of the ways we invest in our people and help them thrive.\n\nAbout the Team\nYou’ll join a team where people work with integrity, inclusion, innovation, agility, collaboration and commitment. In practice, that means sharing ownership, solving complex problems together and staying connected to the customer context, the purpose behind the work and how each role contributes to meaningful outcomes.\nWe deliver secure, resilient and innovative technology services that enable Defence enterprise and warfighting capabilities across multiple classified domains and networks. We provide world-class ICT operations and agile digital modernisation using advanced analytics, automation, hybrid cloud, DevSecOps, Infrastructure as Code, cybersecurity and AI to optimise highly complex, mission-critical environments.\nThe Opportunity\nWe are seeking a Senior Middleware Engineer to implement, manage and optimise enterprise middleware platforms that enable reliable integration and communication between applications, databases, services and external systems.\nThis role provides senior technical expertise across middleware infrastructure, application integration, APIs, messaging, web services, automation, security, performance and high availability. Working closely with application developers, integration engineers, database teams, infrastructure teams, architects, cybersecurity and business stakeholders, you will help deliver secure, resilient and scalable middleware services that support critical business outcomes.\nKey Responsibilities\nImplement, configure, maintain and optimise enterprise middleware platforms, including application servers, integration platforms, API gateways, messaging technologies and related services.\n\nDesign, support and improve secure application integration solutions using APIs, web services, messaging platforms, event-driven architectures and service interfaces.\n\nLead complex troubleshooting, root cause analysis, performance tuning, upgrades, migrations, disaster recovery activities and platform modernisation initiatives.\n\nDevelop and maintain automation, CI/CD pipelines, monitoring solutions, operational processes and infrastructure-as-code practices to improve service reliability and efficiency.\n\nPartner with application, infrastructure, architecture, cybersecurity and business teams to deliver integration outcomes, provide technical leadership and mentor engineers in middleware best practices.\n\nAbout You\nWe are looking for someone who brings judgement, curiosity and a collaborative approach to work that matters.\nSkills & Experience\nSignificant experience in middleware engineering, integration engineering, application infrastructure or a related discipline, with strong knowledge of enterprise middleware platforms such as Oracle WebLogic, IBM WebSphere, JBoss/WildFly, Tomcat or equivalent.\n\nDemonstrated experience with APIs, REST, SOAP, XML, JSON, web services, messaging technologies and integration patterns, including platforms such as IBM MQ, Kafka, RabbitMQ or ActiveMQ.\n\nStrong knowledge of Linux/Unix environments, networking concepts, security controls, troubleshooting, performance management, monitoring, automation and operational support.\n\nExperience supporting cloud or hybrid environments, container technologies, Infrastructure as Code, CI/CD pipelines and DevOps or DevSecOps practices.\n\nExcellent stakeholder engagement, technical leadership and communication skills, with the ability to lead investigations, mentor engineers and communicate technical risks and recommendations effectively.\n\nThis role requires the successful applicant to be an Australian citizen and hold, or be eligible to obtain, NV-1 security clearance.\nIf this role interests you, we encourage you to apply. We value different experiences and are interested in the capability and potential you could bring.\nWhat to Expect When You Apply\nOur hiring process is designed to be straightforward, respectful and easy to navigate. If your skills, experience and qualifications look aligned with the role, our Talent Acquisition team will contact you to discuss the next stage. You can expect:\nAn initial conversation with our Talent Acquisition team\n\nAn interview with the hiring manager or interview panel\n\nWe’ll let you know what to expect before each stage, including who you’ll meet and how to prepare. If you need any adjustments or support during the process, please let us know.\nReady to explore what’s possible?\nIf this sounds like a role where you can make an impact and continue to grow, we’d like to hear from you. Please apply via the “Apply Now” button with your resume. If you have any questions about the role or recruitment process, please contact \nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nThe Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":7407,"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":["Equity","Growth opportunities","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Information Security","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-09-03T00:31:51Z"}],"visa":[],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.309,"p_room":0.36,"age_days":49,"expected_fill_days":27,"reasons":["conf:3","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-22T06:10:10Z"},"pay":null,"html_url":"https://alion.io/job/leidos-middleware-engineer","json_url":"https://alion.io/job/leidos-middleware-engineer.json","meta":{"generated_at":"2026-10-22T22:30:00Z","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":7760,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-middleware-engineer"},{"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%2Fleidos-middleware-engineer"},{"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%2Fleidos-middleware-engineer"},{"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/leidos-middleware-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-middleware-engineer"}]}