{"id":1541249,"url":"https://alion.io/job/st-engineering-senior-opto-mechanical-engineer","title":"Senior / Opto-Mechanical Engineer","company":{"id":1818473,"name":"ST Engineering","domain":"stengg.com","url":"https://alion.io/company/stengg","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":38000,"max_usd":76000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":304},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"SolidWorks","optional":false}],"status":"live","first_seen_at":"2026-09-30T21:10:40Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-10-11T21:45:59Z","board_verified":true,"closed_at":null,"days_open":11,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":11},"description":"About ST Engineering\nST Engineering is a global technology, defence, and engineering group with offices across Asia, Europe, the Middle East, and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives through its diverse portfolio of businesses across the aerospace, smart city, defence, and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.\nOur history spans more than 50 years, and our strategy is underpinned by our core values - Integrity, Value Creation, Courage, Commitment and Compassion. These 5core values guide every aspect of our business and are embedded in our ST Engineering culture - from the people we hire, to working with each other, to our partners and customers.\nAbout our Business - Advanced Networks & Sensors\nOur Advanced Networks & Sensors business specializes in platform digitalization, advanced connectivity, and cutting-edge manufacturing. This diversity of capabilities presents a range of roles through which you can contribute to the development of innovative, secure, and patented products. Join our team and play a crucial role in developing tomorrow’s technology and connectivity solutions and services to sectors spanning defence, public security, government, and the commercial realm. Your work will have a global impact as we empower customers through advanced communications, intelligent sensors, and the deployment of AI-enabled Edge applications for mission-critical roles.\nTogether, We Can Make A Significant Impact\nWe are looking for a highly motivated Senior / Opto-Mechanical Engineer to lead the development of cutting-edge laser and electro-optical systems-from concept to deployment.\nIn this role, you will translate operational needs into robust system designs, define architecture and performance requirements, and drive integration across optical, mechanical, electronic, and software domains. You will play a key role in prototyping, system validation, and field deployment, working closely with multidisciplinary teams to deliver high-performance solutions.\nBe Part of Our Success\nLead the design, development, and integration of opto-mechanical subsystems for advanced laser and electro-optics systems, including optical mounts, enclosures, alignment mechanisms, thermal management, and vibration isolation.\nPerform tolerance, structural, and thermal analyses using simulation tools to ensure mechanical stability and robustness of design.\nOversee the fabrication, assembly, and precision alignment of opto-mechanical subsystems, ensuring manufacturability and field readiness.\nPerform prototyping, integration, environmental testing, ruggedisation, and optimisation for mobile or fixed deployment platforms.\nCollaborate with system, electronics, and optical engineers to ensure mechanical designs meet performance and operational requirements.\nDevelop and maintain comprehensive and accurate technical documentation, including design records, test reports, and validation data, ensuring compliance with configuration management and industry standards.\nQualities We Value\nKnowledge in Mechanical Engineering or equivalent.\nMinimum 5 years of experience in opto-mechanical design for precision systems, preferably in defense, aerospace, or photonics industries.\nStrong background in CAD tools (e.g., SolidWorks, Creo) and FEA tools (ANSYS, COMSOL).\nFamiliar with optical alignment methods, thermal and vibration management for sensitive optical assemblies.\nHands-on experience in optical alignment and integration is strongly preferred.\nDeep understanding of optical-mechanical interface requirements.\nStructured, detail-oriented mindset for engineering documentation and system integration.\nStrong collaboration skills to work across optical, electronics, and systems teams.\nProactive in problem-solving and field support during testing or deployment.\nAbility to work collaboratively with multidisciplinary teams toward shared objectives.\nStrong analytical and troubleshooting capabilities in both lab and field settings.\nTeam-Oriented Mindset: Ability to work collaboratively with multidisciplinary teams toward shared objectives.\nEffective Communication: Clear and concise communication across engineering and management levels.\nAdaptability: Comfortable with agile development, prototyping, and evolving requirements in R&D environments.\nProblem-Solving: Strong analytical and troubleshooting capabilities in both lab and field settings.\nAccountability: Ownership of tasks from concept to integration, with a high standard for quality and safety.\nSingaporean only\nOur Commitment That Goes Beyond the Norm\nAn environment where you will be working on cutting-edge technologies and architectures.\nSafe space where diverse perspectives are valued, and everyone’s unique contributions are celebrated. \nMeaningful work and projects that make a difference in people’s lives.\nA fun, passionate and collaborative workplace.\nCompetitive remuneration and comprehensive benefits.\nWorking Location: Ang Mo Kio","description_format":"text","description_chars":5128,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Cybersecurity","Military"],"lifecycle":[{"event":"open","at":"2026-09-30T21:10:40Z"}],"visa":[],"liveness":{"score":76,"band":"hot","label":"Hiring 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