{"id":1884047,"url":"https://alion.io/job/mks-senior-device-electrical-engineer-high-speed-optoelectronics","title":"Senior Device Electrical Engineer – High-Speed Optoelectronics","company":{"id":1042866,"name":"MKS","domain":"mks.com","url":"https://alion.io/company/mks-6","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":86,"open_postings":23,"ghost_share":0,"stale_share":0.565,"repost_share":0,"time_to_fill_p50_days":36,"computed_at":"2026-10-23T05:54:15Z"}},"role":"Hardware","role_family":"Hardware","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Milpitas, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":101675,"max":169475,"currency":"USD","period":"year","gross":null,"usd_annual":169475},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-04T00:00:00Z","employer_posted_date":"2026-10-04","last_verified_at":"2026-10-23T03:27:29Z","board_verified":true,"closed_at":null,"days_open":19,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":19},"description":"A Day in Your Life at MKS:\nAs a Senior Electrical Engineer - High-Speed Optoelectronics Device at MKS, you will support the development of advanced optoelectronic products used in optical communication test systems. The successful candidate will contribute to the design and analysis of high-speed analog optoelectronic hardware, working closely with senior technical leaders and cross-functional engineering teams. This role is ideal for an engineer with experience in optical communications, high-speed electronics, or photonic systems who wants to expand their expertise across optics, electronics, and system-level design. The role includes hands-on design, simulation, characterization, debugging, and product development activities.\nYou Will Make an Impact By:\nDesign, analyze, and test high-speed optoelectronics devices.\nContribute to product development from concept through production release.\nParticipate in design reviews and technical problem solving.\nSupport manufacturing, sustaining engineering, and field investigations.\nCollaborate on designs of high-speed photodiodes (>100 GHz)\nUnderstand/specify all aspects related to the photodiode - epitaxial design, fabrication processes, its contribution to receiver performance, reliability, etc.\nSupport RF and high-speed signal path development.\nPerform laboratory measurements, troubleshooting, and performance characterization in both optical and electrical domains.\nWork closely with optical and RF engineers to optimize system performance.\nWork closely with FABs on all aspects of photodiode manufacturing.\nEngage in product introduction activities and releasing documentation.\nPerform simulations for device/circuit analysis.\nDevelop models to predict photodiode performance.\nCarry out signal integrity and performance analysis activities.\nCorrelate simulation results with laboratory measurements.\nTravel Requirements: Up to 10% of Travel is required.\nSkills You Bring:\nBS or MS in Electrical Engineering or Physics.\n8+ years of experience in electronics or device development.\nExperience designing and debugging high-speed electronic circuits.\nExperience with photodiodes, TIAs, optical receivers, RF components and analysis, or related optoelectronic components or systems.\nExperience with device and circuit simulation tools: Device physics (carrier transport, absorption, bandwidth, dark current), Optical simulation (waveguide coupling, absorption, mode overlap), RF/electrical simulation, Layout and GDS generation.\nStrong hands-on laboratory skills.\nExperience supporting products through development and release.\nPreferred Skills:\nExperience developing devices and electronics for high-speed optical communications or datacenter networking products.\nExperience working with 100G, 200G, 400G, or higher-speed optical communication systems.\nFamiliarity with optical transceivers and receiver architectures.\nExperience with RF and microwave circuit design.\nExperience with fabrication of III-V devices.\nExperience using oscilloscopes, VNAs, BERTs, and optical test equipment.\nFamiliarity with photonic integrated circuits (PICs) and advanced optoelectronic devices.\nPhysical Demands and Working Conditions:\nPhysical Demands and Working Conditions: work in an office and laboratory environment, lift laboratory equipment up to 20 lbs.\nWe are interested in a qualified candidate who is eligible to work in the United States. However, we will not be sponsoring work visas for this position, at this time.\nCompensation and Benefits:\nSalary Pay Range: $101,675 to $169,475 per year. This range is a good faith estimate of the expected salary range for this position, based on a wide range of factors including qualifications, experience and training, operational and business needs and other considerations permitted by law. At MKS, it is not typical for an individual to be hired at or near the top of the range for the role.\nBonus: This position is eligible for a discretionary annual bonus, in an amount to be determined by MKS [or as applicable].\nBenefits: MKS offers a comprehensive benefits package, including health insurance coverage (medical, dental and vision), 401(k) with company match, life and disability insurance, 12 paid holidays, sick time, 15 paid vacation days, [6 weeks fully paid] parental leave, adoption assistance and tuition reimbursement [and for participation in any stock programs, signing bonus, etc.].\nMKS is an equal opportunity employer, including disability, veteran status and all categories protected by law. Please review our EOE statements for additional details.\nMKS will consider qualified applicants with a criminal history pursuant to the California Fair Chance Act and the Los Angeles County Fair Chance Ordinance for Employers.\nGlobally, our policy is to recruit individuals from wide and diverse backgrounds. However, certain positions require access to controlled goods and technologies subject to the International Traffic in Arms Regulations (ITAR) or Export Administration Regulations (EAR). Applicants for these positions may need to be “U.S. persons.” “U.S. persons” are generally defined as U.S. citizens, noncitizen nationals, lawful permanent residents (or, green card holders), individuals granted asylum, and individuals admitted as refugees.\nMKS Inc. and its affiliates and subsidiaries (“MKS”) is an affirmative action and equal opportunity employer: diverse candidates are encouraged to apply. We win as a team and are committed to recruiting and hiring qualified applicants regardless of race, color, national origin, sex (including pregnancy and pregnancy-related conditions), religion, age, ancestry, physical or mental disability or handicap, marital status, membership in the uniformed services, veteran status, sexual orientation, gender identity or expression, genetic information, or any other category protected by applicable law. Hiring decisions are based on merit, qualifications and business needs. We conduct background checks and drug screens, in accordance with applicable law and company policies.MKS is generally only hiring candidates who reside in states where we are registered to do business.\nMKS is committed to working with and providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation during the application or interview process due to a disability, please contact us at: .\nIf applying for a specific job, please include the requisition number (ex: RXXXX), the title and location of the role","description_format":"text","description_chars":6536,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Health insurance","Insurance coverage","Parental leave"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Lasers & Laser Systems","Chemical Manufacturing","Semiconductor Equipment"],"lifecycle":[{"event":"open","at":"2026-10-05T01:20:35Z"}],"visa":[],"liveness":{"score":55,"band":"ok","label":"Likely open","p_open":1,"p_active":0.617,"p_room":0.9,"age_days":19,"expected_fill_days":36,"reasons":["conf:2","stale_co","velocity","win:mid","comp:brand"],"computed_at":"2026-10-23T05:54:15Z"},"pay":{"stated_usd_annual":169475,"is_top_pay":false},"html_url":"https://alion.io/job/mks-senior-device-electrical-engineer-high-speed-optoelectronics","json_url":"https://alion.io/job/mks-senior-device-electrical-engineer-high-speed-optoelectronics.json","meta":{"generated_at":"2026-10-23T14:41:58Z","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":22068,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"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":1042866},"rest":"https://alion.io/mcp/rest/get_company?id=1042866"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmks-senior-device-electrical-engineer-high-speed-optoelectronics"},{"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%2Fmks-senior-device-electrical-engineer-high-speed-optoelectronics"},{"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%2Fmks-senior-device-electrical-engineer-high-speed-optoelectronics"},{"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/mks-senior-device-electrical-engineer-high-speed-optoelectronics\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmks-senior-device-electrical-engineer-high-speed-optoelectronics"}]}