{"id":2200453,"url":"https://alion.io/job/jbb-engineer-mechanical-jbb-3","title":"Engineer, Mechanical - JB&B","company":{"id":2486387,"name":"JB&B","domain":"jbb.com","url":"https://alion.io/company/jbb-com","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"JazzHR","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"junior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Philadelphia, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":79000,"max":82000,"currency":"USD","period":"year","gross":null,"usd_annual":82000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[],"status":"live","first_seen_at":"2026-10-09T21:13:45Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-12T09:28:48Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Join JB&B and shape the future of the built environment!\nFounded in 1915, Jaros, Baum & Bolles has been a pillar of engineering innovation in New York City for over a century. Specializing in mechanical, electrical, plumbing (MEP), JB&B has contributed to some of the most iconic buildings.\nIn October 2025, JB&B joined forces with Trinity Consultants, a global consulting firm focused on the natural and built environments. JB&B now operates within Trinity’s Built Environment division, combining its deep expertise in high-performance building systems with Trinity’s strengths inacoustic design, facility operations, commissioning, and technology strategy.\nThis strategic merger expands JB&B’s capabilities and offers employees:\nAccess to a broader portfolio of international projects and clients\n\nEnhanced career mobility across Trinity’s global network\n\nInterdisciplinary collaboration with experts in sustainability, environmental science, and digital infrastructure\n\nAbout the RoleWe are seeking qualified, confident, and collaborative Entry-Level Engineers to join our HVAC and Plumbing & Fire Protection departments in our Philadelphia office. This is an exciting opportunity to launch your engineering career with a firm known for innovation, mentorship, and technical excellence.\nAs an Engineer at JB&B, you'll work on a wide variety of projects-ranging in size, complexity, and duration-across multiple sectors. You'll collaborate with senior engineers and partners, gaining hands-on experience while contributing to meaningful client solutions.\nKey Responsibilities\nComplete tasks on fit-out, base building, and infrastructure upgrade projects\nAssemble riser diagrams, schedules, and floor plans\nAssist in planning and coordination of major distribution systems, equipment rooms, closets, shafts, and risers\nReview shop drawings and perform site visits and punch lists under senior supervision\nDesign HVAC systems including distribution, recirculation, and exhaust\nDesign plumbing systems including water, gas, and waste distribution\nWork on facility utilities such as chilled water, heating water, steam, and condensate\nLay out sprinkler systems and perform basic calculations for pipe sizing, design densities, and pump horsepower\n Minimum QualificationsBachelor's degree in mechanical engineering or a related field (by Summer 2026)\nStrong analytical, communication, and organizational skills\nEagerness to learn and grow in a collaborative environment\nInterest in building systems, sustainability, and innovative design \nWhy Work at JB&B?Legacy + Innovation: Our company blends a rich history with forward-thinking design, including smart building systems and deep carbon reduction strategies.\n\nCollaborative Culture: With over 400 professionals, our company fosters mentorship, teamwork, and continuous learning.\n\nGlobal Impact: Now part of Trinity, our company offers opportunities to work on transformative projects across commercial, healthcare, aviation, life sciences, and data center sectors.\n\nMultiple office locations: New York, Boston and Philadelphia.\n\nWhat We Offer\nHybrid workplace offering the flexibility to work both from home and the office\n\nComprehensive benefits package including 401k employer match and stock options\n\nPaid time off (PTO), volunteer program and employee resource groups\n\nTraining and professional development courses through JB&B University\n\n Estimated compensation range: $79,000-$82,000 annual salaryJaros, Baum & Bolles is an equal opportunity employer. All qualified candidates will receive consideration for employment without regard to race, ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law.","description_format":"text","description_chars":3803,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["401k plan","Continuous learning","Professional development","Stock options"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Biotechnology","Cybersecurity","Energy & Utilities"],"lifecycle":[{"event":"open","at":"2026-10-09T21:13:45Z"}],"visa":[],"liveness":{"score":95,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.946,"p_room":1,"age_days":2,"expected_fill_days":29,"reasons":["conf:4","wave","win:early","comp:junior"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":82000,"is_top_pay":false},"html_url":"https://alion.io/job/jbb-engineer-mechanical-jbb-3","json_url":"https://alion.io/job/jbb-engineer-mechanical-jbb-3.json","meta":{"generated_at":"2026-10-12T09:48:48Z","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":14984,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":2486387},"rest":"https://alion.io/mcp/rest/get_company?id=2486387"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fjbb-engineer-mechanical-jbb-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%2Fjbb-engineer-mechanical-jbb-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%2Fjbb-engineer-mechanical-jbb-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/jbb-engineer-mechanical-jbb-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fjbb-engineer-mechanical-jbb-3"}]}