Mission Success Manager (Customer Success Manager/Account Manager) - Federal National Defense Security Intelligence Community  (Southeastern US)

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Southeastern Hills, KY, USA
In-Office
150K-230K Annually
Senior level
Software
The Role
Act as the primary customer success/account manager for federal defense and intelligence customers, embedded onsite frequently. Drive adoption of a complex generative AI product, liaise between customers and cross-functional teams, communicate technical concepts, support MRO use cases, and ensure mission outcomes through frequent travel and collaboration with sales, product, and engineering.
Summary Generated by Built In

About Legion

Let’s be real, AI isn’t magic; Legion was built to move beyond AI hype—delivering secure, reliable systems that work alongside the people tackling the world’s most critical challenges.

Born from a Department of Defense partnership and trusted by leaders across government and enterprise, Legion embeds intelligence inside complex systems, unlocking data, accelerating human workflows, and strengthening mission-critical systems. We don’t replace workflows—we optimize them, ensuring quality, efficiency, and reliability inside the platforms our partners already use.

With world-class collaborators like Palantir, Nvidia, HPE, and Oracle, we’re building intelligent infrastructure that enhances human capability and drives impact at the edge and across a range of enterprises.

We’re looking for bold thinkers and doers to join us in shaping the future of AI that’s secure, grounded, and built to work.

Mission Success Partner (Customer Success Manager/Account Manager) - Federal National Defense Security Intelligence Community  (Southeastern US)

***US Citizenship or Greencard is required due to US Government contract requirements***

***Top Secret Clearance is required due to being embedded onsite 2-3 days a week with mission success partners ***

***Location + Travel - This is remote position, but will require consistent travel - primarily in the Southeastern United States. Being located near a major metropolitan area, in the Southeastern United States is preferred***

Required Qualifications
  • SECRET or TS/SCI Security Clearance.
  • Significant experience as a CSM or AM working with the government. Our team is lean and requires someone who is able to thrive in the federal space without significant guidance.
  • Ability & Willingness to travel.You will need to be onsite with our customers frequently. Most of them will be in the Southeastern United States.
  • Experience with a technical product. You’ll need to have worked with a highly-technical product in the past. Legion is a Generative AI product and the technology itself is highly complex. While our users can be anyone at an enterprise, the decision-makers involved in bringing Legion to their company (e.g., CTOs, CIOs) are often quite technical and you will need to be able to comfortably communicate with them.
  • Exceptional communication skills. You represent Legion to the customer, and you represent the customer to Legion. Effectively communicating in both directions is paramount and critical to the success of both the customer and Legion.
  • Proven ability to collaborate. You can work effectively with cross-functional teams, including sales, product, and/or engineering to articulate customer needs and develop new platform capabilities to meet them.
  • Understanding of AI technologies.You understand machine learning concepts and their applications in real-world scenarios and can communicate them to customers of varying levels of technical backgrounds.
  • Experience with maintenance, repair, and operations (MRO). The customers for this particular role are leveraging Legion for MRO. The more familiarity you have with this area, the faster you can deliver value for them.
Preferred Qualifications
  • Experience working at a startup. Legion is early-stage and that means there’s a lot of things that aren’t figured out yet. You’ll need to be comfortable with operating in that kind of environment.
  • Technical background. You have some experience building tools for project management (e.g., using Excel, SQL, Python, etc.) or developing your own applications for this or other purposes.
Location + Travel
This is remote position, but will require consistent travel - primarily in the Southeastern United States. Being located near a major metropolitan area in the Southeastern United States is preferred.

Equal Opportunity Statement

Legion provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

Compensation Information
$150,000—$230,000 USD

Equal Opportunity Statement

Legion provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

Skills Required

  • US Citizenship or Green Card (authorized to work on US government contracts)
  • Top Secret or TS/SCI security clearance (or Secret as listed)
  • Significant experience as a Customer Success Manager or Account Manager working with the government
  • Ability and willingness to travel frequently and be onsite with customers
  • Experience supporting or selling a technical product, including communicating with technical decision-makers (CTO/CIO)
  • Exceptional written and verbal communication skills
  • Proven ability to collaborate with cross-functional teams (sales, product, engineering)
  • Understanding of machine learning and AI technologies and their real-world applications
  • Experience with maintenance, repair, and operations (MRO) workflows or customers
  • Experience working at a startup environment
  • Technical background building tools or using data tools (Excel, SQL, Python)
  • Located near a major metropolitan area in the Southeastern United States (preferred)

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