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Technical Program Manager

Lead the delivery of government contracts for a pioneering portable nuclear microreactor startup.

Location
El Segundo, CA
Compensation
Not disclosed
Level
senior
Type
full time · On-site

Posted by employer 1 month ago

First seen on Joblaze 1 month ago

Last verified on the company career page 1 day ago

Apply at Radiant → Save job Scanned from radiantnuclear.com

Requirements

Experience
5–10 years

Not disclosed in this posting: compensation, visa sponsorship.

Benefits

Commuter Benefits Equity/Stock Options Remote Work Health Insurance Parental Leave

Joblaze summary

In the role of Technical Program Manager at Radiant, the individual is responsible for overseeing government contracts related to the development and deployment of portable nuclear microreactors. This position requires expertise in managing complex programs, particularly those involving large-scale industrial systems, and necessitates familiarity with U.S. government regulations and compliance. Ideal candidates will have significant experience in program management, especially within the defense sector, and will thrive in a fast-paced startup environment focused on innovative energy solutions.

Joblaze insights

  • Listed about a month ago — first seen on Joblaze September 3, 2026. Last confirmed on Radiant's careers page October 31, 2026.

Quick facts

Is the Technical Program Manager role remote?
No — this is an on-site role in El Segundo, CA.
How much experience is required?
5–10 years of relevant experience for this Technical Program Manager role.
Where is the role based?
Radiant is hiring for this position in El Segundo, CA.
What seniority level is this role?
Radiant targets senior candidates for this position.
Is this full-time or contract?
Full-time for this Technical Program Manager role at Radiant.

From the original posting


About the Role

Radiant is building a first-of-its-kind reactor, and delivering it to some of the most demanding customers in the world.

As a Technical Program Manager in Radiant’s Commercial organization, your job is to deliver on our customer contracts. You will own the end-to-end process, serving as the single point of accountability for all contract deliverables, from technical milestones through reactor deployment. Within Radiant, your key points of contact will be the licensing, state engagement, engineering, and manufacturing teams. This role has full responsibility for delivering on Radiant’s most important customer projects. You will operate with wide latitude and direct access to company leadership.

Responsibilities & Duties

  • Drive contract milestones to completion.

  • Manage the timely execution of regulatory, engineering, and siting deliverables.

  • Serve as the primary interface with contracting officers, program offices, installation personnel, and end users.

  • Architect and maintain program integrated master schedules and cost baselines, ensuring internal teams and subcontractors are aligned to contract obligations.

  • Manage contract compliance including reporting requirements and milestone billing; support negotiation of contract modifications and change orders.

  • Independently identify, assess, and drive resolution of programmatic risks and cross-functional dependencies.

  • Own program financial performance, including budget and resource forecasting.

  • Stand up and refine the project management processes, tools, and reporting cadence needed to provide clear visibility to company leadership and consistent milestone updates to customer partners.

  • Carry the customer’s voice back to Radiant, shaping engineering and deployment decisions.

Required Skills and Qualifications

  • 5-7+ years of experience in program management or project management.

  • Experience managing programs requiring the delivery of complex capital equipment or large-scale industrial systems.

  • Proven ability to manage programs with significant technical complexity, multiple parallel workstreams, and cross-functional dependencies.

  • U.S. citizenship required (absolutely no exceptions); ability to obtain and maintain a security clearance.

Desired Skills and Qualifications

  • Familiarity with electric power infrastructure projects and knowledge of business issues associated with power delivery services.

  • Experience supporting U.S. government programs.

  • Experience building and/or deploying infrastructure at DoD installations.

  • Active DoD security clearance.

Additional Requirements:

  • Must be willing to work extended hours and weekends as necessary to accomplish our mission.

  • Must work 100% onsite at Radiant’s El Segundo HQ.

Benefits and Perks

  • Stock: Substantial incentive stock plan for all full-time employees.

  • Daily catered lunch. Free snacks and drinks.

  • Flexible PTO policy. Remote workday allocation.

Standard company text repeated across Radiant's postings is omitted here.

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