Senior Human Resources Manager

NSTXL (National Security Technology Accelerator)

Senior HR Manager at NSTXL managing HR generalist functions and leading talent strategies in high-growth environments. Responsible for building and evolving HR programs and policies to scale with the organization.

Posted 7/11/2026full-timeRemote • Alabama, Florida, Montana, New Mexico, North Carolina, Ohio, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, Wyoming • 🇺🇸 United StatesSeniorWebsite

About the role

Key responsibilities & impact

Build strong relationships across the organization and maintain a deep understanding of employee experience and team dynamics
Help design and continuously improve a structured onboarding program that sets new employees up for success from day one and reflects NSTXL’s culture and values, including role-specific onboarding paths, 30/60/90 frameworks, and structured check-ins.
Develop and expand the policies, programs, and people practices, including formalized feedback channels and engagement surveys
Partner with managers on complex people situations like difficult conversations, feedback, and accountability, while building resources and toolkits that grow their confidence and independence over time, within the legal constraints that shape those decisions.
Design and deliver manager training programs that equip people leaders with the skills they need to lead effectively
Build and improve performance and development practices that support clear expectations, strong feedback, accountability, and employee growth
Build out a learning and development strategy and program infrastructure that supports employee growth at every level, including new manager development, career pathing frameworks, and access to learning resources that scale with the organization
Partner with managers and leaders to strengthen leadership effectiveness and build a culture of continuous learning across the organization
Serve as the primary point of contact for employee relations matters, including concerns, complaints, and escalations
Lead workplace investigations from intake through resolution, including documenting findings, recommending corrective action, and ensuring appropriate follow-through in a way that protects both the individual and the organization
Build and maintain clear employee relations frameworks
Ensure compliance with federal, state, and local employment laws and evolving HR best practices, staying ahead of changes that affect a growing, multi-state or distributed workforce
Develop, expand, and maintain a comprehensive set of HR policies and employee handbook materials that reflect NSTXL’s values, operational needs, and legal requirements, and that scale alongside organizational growth
Build and maintain a compliance training program that ensures all employees and managers meet required training obligations, with scalable resources and infrastructure that grow with the organization.
Partner with the VP of Human Resources on benefits strategy, including evaluating plan competitiveness, supporting open enrollment, communicating program value to employees, and recommending enhancements that align with NSTXL’s growth and workforce needs
Build and maintain HR process documentation that allows the team to operate consistently and efficiently, including standard operating procedures, templates, and guides that support day-to-day operations and reduce reliance on institutional knowledge held by individuals
Help evolve NSTXL’s hiring practices, candidate experience, and talent systems as the organization grows

Requirements

What you’ll need

7+ years of progressive HR experience, including at least 5 years in a senior generalist or HR Manager role
Demonstrated experience supporting organizations through startup and high-growth phases, ideally having helped scale from early-stage to 200 or more employees, with hands-on ownership of building HR programs where little or no formal infrastructure previously existed
Deep generalist experience across all core HR disciplines
Proven experience building policies, processes, and programs from scratch in environments where the work was not handed to you; you have personally designed the frameworks, written the documentation, and created the programs that others now use
Experience conducting or overseeing workplace investigations and managing complex employee relations
Experience directly managing and developing employees or small teams

Benefits

Comp & perks

Health Insurance: Medical and dental – company pays 92% of premiums for individual coverage and for family coverage
Vision Insurance: Fully covered
Retirement Plans: 401(k) with employer match up to 4%
Paid Time Off: Paid sick and safe leave, paid floating holidays, and generous vacation
Other: Basic Life & AD&D policy company paid
Voluntary Life
Flexible & remote work structure
Wellness reimbursement plan & mental health support
Community sponsorships
Donation matching
Professional development allowance

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Applicant Tracking System Keywords

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Hard Skills & Tools

HR Policy DevelopmentOnboarding Program DesignPerformance ManagementEmployee Engagement SurveysCompliance TrainingFeedback ChannelsLearning and Development StrategyDocumentation CreationTalent Systems ManagementManager Training Programs

Soft Skills

Relationship BuildingCommunication SkillsLeadership EffectivenessProblem SolvingAccountability