Quantum Sky is seeking a proactive and client-focused Client Success & Contract Renewal Manager to oversee our high-value client portfolio. In this dual role, you will be responsible for protecting and growing annual recurring revenue across a dedicated portfolio of approximately 45 enterprise contracts representing over $20M in annual recurring revenue.
By partnering closely with our clients to ensure they fully leverage our service offerings, you will proactively drive customer satisfaction, secure on-time renewals, and identify strategic upsell opportunities that align with their business objectives.
Responsibilities:
Contract & Renewal Management
- Own the end-to-end contract renewal lifecycle for a portfolio of ~45 high-value accounts, ensuring a high retention rate and minimizing churn.
- Track critical renewal dates, initiate early renewal discussions, and negotiate contract terms, pricing, and service-level agreements (SLAs).
- Partner with legal, finance, and executive leadership to finalize contract amendments and ensure seamless administrative transitions.
Customer Advocacy & Relationship Management
- Serve as the primary, trusted advisor for assigned clients, championing their needs internally and fostering long-term strategic partnerships.
- Conduct regular business reviews (QBRs) to measure client satisfaction, evaluate service adoption, and demonstrate ongoing return on investment (ROI).
- Educate clients on our full suite of services, ensuring they extract maximum value from their current engagements.
Upsell & Growth Strategy
- Identify, qualify, and cultivate expansion and upsell opportunities within existing accounts based on client growth goals and evolving needs.
- Collaborate with sales and product teams to design tailored solution proposals that seamlessly scale client services.
- Monitor account health metrics to proactively spot risks, address bottlenecks, and turn potential churn points into growth opportunities.
Required:
- Experience: 5+ years of experience in account management, customer success, or contract negotiations, preferably within B2B SaaS, enterprise tech, or high-value professional services.
- Financial Acumen: Proven track record of successfully managing high-value portfolios ($15M+ total portfolio value) with complex renewal cycles.
- Communication Skills: Exceptional verbal, written, and presentation skills with the ability to build rapport with C-suite stakeholders.
- Problem-Solving Ability: A strong customer-first mindset combined with a strategic approach to negotiation, objection handling, and cross-selling.
- Education: Bachelor’s degree in business administration, communications, or a related field (or equivalent practical experience).
Compensation:
- Compensation is unique to each candidate and relative to the skills and experience they bring to the position. The salary range for this position is typically between $120,000-$130,000. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above-stated range.
Benefits:
- Highlights of our benefits include Health/Dental/Vision, 401(k) match, Paid Time Off, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and parental leave.
The world the mission operates in is going post-quantum, contested, and machine-speed. Quantum Sky engineers the advantage across cyber, networks, software, and quantum because the mission demands dominance, not parity. We don't follow the map. We draw it.
At Quantum Sky, we believe that success starts with our people. We foster a collaborative, innovative, and mission-driven environment where every team member plays a critical role in shaping the future of technology. Are you ready to join #TeamQuantumSky?
Quantum Sky Engineering LLC is an Equal Opportunity Employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, [sexual orientation, gender identity,] national origin, disability, status as a protected veteran, or any characteristic protected by applicable law.
Skills Required
- 5+ years of experience in account management, customer success, or contract negotiations, preferably in B2B SaaS, enterprise technology, or high-value professional services
- Proven experience managing high-value portfolios totaling $15M or more with complex renewal cycles
- Exceptional verbal, written, and presentation skills, including the ability to build rapport with C-suite stakeholders
- Strong customer-first problem-solving, negotiation, objection-handling, and cross-selling abilities
- Bachelor's degree in business administration, communications, or a related field, or equivalent practical experience
What We Do
Quantum Sky is a Reston, Virginia-based mission technology company, formerly Tyto Athene, that delivers secure, AI-enabled and quantum-ready capabilities to defense, intelligence, and federal civilian agencies. Its work spans enterprise IT, network engineering, cybersecurity, cloud, software, post-quantum cryptography, and applied quantum technologies, helping customers modernize critical systems, protect mission data, and achieve faster, more resilient decision-making across complex, high-consequence missions.
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