Senior Director of Engineering
Fidelis Companies
Senior Director – Applications Engineering (Photonic Solutions)
Full Time
Onsite in the Bay Area, CA
Highly flexible and Highly competitive Compensation package (open to discussion for the right candidate)
Up to 25-30% travel
Working with top-tier hyperscale and optical customers only
Things that set this role apart-
- Strong financial backing and growth opportunity
- High visibility role with meaningful industry impact
- Work with top global customers
- “Ground floor” of a scaling business within a large platform
- Customer relationships already established — focus is on technical expertise, not sales networks
- Opportunity to build and lead a team as business grows
Initial Responsibilities
- Engage directly with key customers on technical topics
- Present and demonstrate photonic components
- Translate customer requirements into internal engineering feedback
- Address technical issues and support problem resolution
- Perform hands-on lab work including debugging, validation, and demos
- Support customer design cycles (guidance, not full system design ownership)
- Coordinate with internal engineering and subject matter experts
- Manage technical customer engagements end-to-end
Must-Have Strong hands-on photonic component experience, including:
- Lasers (especially laser chips preferred)
- Modulators
- Optical receivers
- TIAs
- Photodetectors
- PICs (photonic integrated circuits)
$280k - $385k
A leading data and AI company seeks senior leaders to define the strategy for its security platform, focusing on Authentication. Candidates should have extensive experience in Data Security, leadership skills, and a strong communication background. The role offers a competitive...SeniorRemote work- Eight Sleep is seeking a leader for our mechanical/product design engineering team in San Francisco. You will be responsible for overseeing the development of complex electromechanical products, including our flagship product, the Pod. This role requires significant experience...Senior
$186k - $233k
Revolution Medicines is seeking an experienced Statistical Programmer with over 14 years in oncology trials. The role entails leading studies, collaborating with teams, and overseeing programming support for regulatory submissions in a dynamic environment. This opportunity...Senior- ...Engineering Manager (M8) Rippling is seeking a high-impact Engineering Manager (M8) to lead execution for our newly formed Money... ...8–12+ engineers), with the ambition to grow into a Senior Manager/Director role ~ Strong track record of building and operating reliable...SeniorWork at office3 days per week
- ...Senior Engineering Manager Rippling's Platform organization operates as a scaled engineering group that owns and runs a wide range of mission-critical systems. Our teams support nearly 1,000 engineers building products and internal platforms across the company, and...SeniorWork at office3 days per week
- ...Senior Engineering Manager (Search and Retrieval) Palo Alto, California; San Francisco, California About Workato Workato delivers enterprise infrastructure for the agentic era, redefining iPaaS and helping enterprises unify data, applications, processes, and...SeniorRemote workFlexible hours
$180k - $220k
...Senior Engineering Manager – Mobile Residential App Location: San Francisco, CA, United States Location Type: On-site Salary Range: 180000 - 220000 USD Annually Qcells is seeking a Senior Engineering Manager to lead the development of our next-generation Mobile...SeniorFor contractorsRemote workFlexible hours$147.9k - $293.25k
...Design teams to build intuitive, high-quality experiences. We are looking for a hardworking and self-motivated Software Engineering Manager with demonstrated experience building complex web applications. This is an outstanding opportunity for you to join a highly...SeniorTemporary workLocal areaWorldwide- ...high-performance, and low-ego team members to join us on our exciting journey towards that vision. Position Summary As an Engineering Manager at Binti, you will lead a talented and dedicated engineering team, fostering a culture of innovation, collaboration, and...SeniorWork at officeFlexible hours
$237k - $288k
...advance their AI strategies, and be part of a high-performing team that believes in each other, come build with us at Crusoe. Senior Engineering Manager, Compute San Francisco, Sunnyvale (On-site) About This Role At Crusoe, we are on a mission to align the...SeniorTemporary work$200k - $250k
...continuous improvement of instructional decisions, school/district programming, and professional learning. About the role: As a Senior Engineering Manager at Kiddom, you'll report to the VP of Engineering while leading multiple teams of talented engineers. This role...SeniorPermanent employmentFull timeWork experience placementWork at officeLocal areaFlexible hours$80 - $85 per hour
...Duration: 6+ Months Location: SAFO, CA () Pay Range: $80 - $85 per hour on W2 #LP Job Summary: This role is for a Senior Engineering Program Manager focused on advancing 3D technologies and workflows. You will lead complex, high-impact programs from planning...SeniorHourly payContract work- A leading transportation technology company seeks a Senior Engineering Manager in San Francisco to lead teams in developing ML-powered matching and segmentation systems. This role involves defining technical strategy, coaching engineers, and collaborating across functions...Senior
- ...Engineering Manager Opportunity Pain reduction isn't a vanity metric at Hinge Health — it's the mission. The Outcomes pod owns the member-facing surfaces that make clinical progress visible (pain logging, health assessments, outcomes visualization) and the Assessment...SeniorWork at officeLocal areaRemote workWorldwide3 days per week
- Rad AI is seeking a Senior Engineering Manager to lead core product engineering teams focused on advancing healthcare through AI. This leadership role involves owning the execution of product roadmaps, guiding technical architecture, and driving cross-functional collaboration...Senior
$217k - $288.4k
A leading data and AI company based in San Francisco is seeking a Senior Engineering Manager to lead teams in building reliable software solutions. The ideal candidate will possess expertise in hiring and developing talent, scaling engineering teams, and managing high-...Senior- A leading data and AI company seeks a Senior Engineering Manager for Customer Experience Intelligence in San Francisco. You’ll lead a team to enhance AI-driven customer interactions across the platform. Ideal candidates have over 10 years of experience, with a focus on...Senior
- ...part of a far‑from‑stuffy company that is dynamic and fun with lots of opportunities, this is the place for you. Job Title Senior/Chief Engineer Responsibilities Ensuring maintenance of the hotel property is performed in a timely manner without impacting the guest experience...SeniorWork at officeFlexible hours
- An innovative tech platform is seeking a Senior Principal Software Engineer to lead the development of its next-gen API Platform. The role involves defining the technical vision, collaborating with various departments, and mentoring other engineers. The ideal candidate...SeniorRemote work
$141.72k - $178.7k
...Associate Principal / Senior Electrical Engineer (MEP) Join a people-first, employee-owned firm that's redefining flexibility and growth. Interface Engineering Inc. believes your career should be as dynamic and rewarding as the projects you support. As a 100% employee...SeniorPermanent employmentWork at officeLocal area2 days per week$232.5k - $325.5k
...visitors, Reddit is one of the internet's largest sources of information. For more information, visit We are looking for a Senior Engineering Manager, Agents & Developer Productivity to lead teams building AI-assisted engineering workflows. This role will partner...SeniorFor contractorsWork experience placementFlexible hoursShift work- ...Senior / Staff / Principal Machine Learning Engineer Location: Onsite San Francisco (5 days onsite AND hybrid options) We have multiple startups interested in talent. Here is a generic summary. Instead of a perfect job description, we present talented individuals...Senior
$250k - $280k
About this role As a Senior Engineering Manager at Scribe, you’ll be at the forefront of building and scaling a product that transforms how people document and share knowledge. You’ll lead a high-performing full-stack team, tackling complex technical and product challenges...SeniorFull timeWork at officeWork from homeFlexible hours- A leading technology company in San Francisco is looking for a Senior Engineering Manager to oversee the Model Serving product. This role involves leading a high-performing engineering team, defining the product roadmap, and ensuring the product meets rigorous performance...Senior
- ...Opportunity Join the team transforming how we treat chronic pain by addressing its critical mental health comorbidities. As the Senior Engineering Manager for Brain Health, you will lead the development of agentic AI systems that power pain reprocessing therapy and...SeniorWork at officeLocal areaRemote work3 days per week
$245.4k - $429.45k
...You can read more about our AI interview philosophy and how we use AI in our recruiting process here. Pinterest is seeking a Sr. Engineering Manager to lead the Content Acquisition & Media Platform (CAMP) team. The CAMP team owns the critical platforms for content...SeniorWork at officeLocal areaRelocationRelocation package$260k - $275k
Saviynt, located in San Francisco, is hiring a Senior Principal Software Engineer to lead the development of our AI security products. You will design and implement secure and scalable workflows, work across various cloud platforms, and contribute to product direction...Senior- Databricks is seeking a Senior Engineering Manager to lead the Model Serving team, responsible for both customer-facing capabilities and foundational infrastructure. You will define product roadmaps and ensure high performance and reliability across systems. The ideal...Senior
- ...Senior / Principal Backend Engineer (Graph and AI Systems) Duration is 6-12 months, with extensions - candidate must be in PST or CST only Summary Seeking a hands-on backend engineer with production experience in graph databases and AI-integrated systems...Senior
- Senior Engineering Manager, Lifecycle Management About Nue Nue is a fast-growing revenue lifecycle platform that manages the entire revenue lifecycle for any revenue model, across multiple channels. We integrate tightly with Salesforce and leading ERPs to give customers...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Director of Engineering. Be the first to apply!
- chief design engineer San Francisco, CA
- principal infrastructure engineer San Francisco, CA
- civil engineer project manager San Francisco, CA
- principal security engineer San Francisco, CA
- principal data engineer San Francisco, CA
- chief engineer San Francisco, CA
- principal developer San Francisco, CA
- director data engineering San Francisco, CA
- general engineer San Francisco, CA
- director quality engineering San Francisco, CA


