{"id":1281255,"url":"https://alion.io/job/onesystems-technologies-senior-systems-solutions-engineer","title":"Senior Systems Solutions Engineer","company":{"id":3806857,"name":"Onesystems Technologies","domain":"onesystemstech.com","url":"https://alion.io/company/onesystems-technologies","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Solutions","role_family":"Solutions","seniority":"senior","employment_type":"full_time","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":{"min":4200,"max":6000,"currency":"SGD","period":"month","gross":true,"usd_annual":56376},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-09-11T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-09-11T00:00:00Z","board_verified":false,"closed_at":null,"days_open":24,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":24},"description":"Job Summary:\nThe Senior Presales Engineer (ELV) owns end-to-end technical solutioning for Company ELV systems opportunities, spanning CCTV, access control, intrusion detection, PA/VA, and related integrated systems. This role leads complex and multi-site bids for mission-critical environments, engages directly with clients and stakeholders at senior levels, and plays a key part in shaping company’s technical proposition as the company expands regionally. The Senior Presales Engineer also mentors junior presales staff and contributes to broader bid strategy.\n\nKey Responsibilities:\nOwn end-to-end technical solutioning for complex and multi-site ELV bids, including systems integration across CCTV, access control, intrusion detection, and PA/VA.\nLead client-facing technical discussions and presentations, including engagement at CxO or facilities-director level.\nDesign system architecture and make product/vendor selection decisions, including tradeoffs across platforms and approaches (e.g. VMS platform selection, network segmentation considerations for OT/IT environments).\nLead site surveys for complex or mission-critical facilities, translating findings into robust technical designs.\nMentor and guide junior presales engineers, reviewing their BOQs, schematics, and proposal work.\nContribute to RFP strategy, including win themes, technical differentiation, and pricing strategy input.\nAct as the primary technical representative in front of consultants, M&E engineers, and end clients during the bid process.\nMaintain strong working knowledge of leading ELV platforms and vendors (e.g. mainstream VMS, access control, and related systems), using these as reference points to guide solution design rather than fixed constraints.\nSupport company’s regional expansion plans through occasional travel to client sites and business development activities across APAC.\nCollaborate closely with engineering, project delivery, and sales teams to ensure proposed solutions are deliverable and aligned with client needs.\nJob Requirements:\nDiploma or Bachelor’s Degree in Electrical/Electronic Engineering, Computer Engineering, Information Technology, or related technical discipline.\nMore than 5 years of experience in ELV systems, with a track record of leading technical proposals for complex or mission-critical deployments (e.g. semiconductor fabs, pharmaceutical cleanrooms, data centres).\nStrong knowledge of ELV systems architecture and integration, including CCTV, access control, intrusion detection, and PA/VA (familiarity with leading platforms is an advantage, illustrative rather than mandatory).\nDemonstrated experience engaging directly with clients and stakeholders on technical solutioning.\nGoodcommand of English for technical documentation and client communication.\nWillingnessto undertake occasional regional travel in support of company expansion plans.\nStrong client engagement skills, with the ability to build trust at senior stakeholder levels.\nEffective communicator and collaborator across cross-functional teams (engineering, sales, project delivery).\nA team player who invests in developing junior colleagues.\nInnovative mindset, bringing fresh thinking to solution design and bid strategy.\nSkills\nBusiness Travel Arrangements, Build Trust, Network Management, Robust Design, Liaise With Consultants, Data Center, Platform Modernization, Cross-functional Coordination, Contractor Management, Stakeholder Engagement, mentorship to junior staff, Electronic and Electrical Engineering, translation of documentation, Competitive Differentiation, Technical Presentations, Platforms","description_format":"text","description_chars":3611,"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":[],"lifecycle":[{"event":"open","at":"2026-09-26T02:00:33Z"}],"visa":[],"liveness":{"score":41,"band":"fade","label":"Fading","p_open":0.85,"p_active":0.65,"p_room":0.75,"age_days":23,"expected_fill_days":24,"reasons":["seen:23","win:late"],"computed_at":"2026-10-04T05:45:00Z"},"pay":{"stated_usd_annual":56376,"is_top_pay":false},"html_url":"https://alion.io/job/onesystems-technologies-senior-systems-solutions-engineer","json_url":"https://alion.io/job/onesystems-technologies-senior-systems-solutions-engineer.json","meta":{"generated_at":"2026-10-05T00:12:09Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":128,"day_limit":5000,"remaining_today":4872,"minute_limit":60,"resets_at":"2026-10-06T00:00:00Z"}}}