Principal – Client Service Leader

Apex Companies, LLC

. Lead the growth of Apex’s infrastructure services within the designated local market .

Posted 10/5/2026full-timeRemote • Massachusetts • United StatesSenior💰 $195,000 - $220,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in municipal infrastructure project management, client relationship development, and strategic planning. Proven ability to lead teams, mentor staff, and ensure technical excellence while achieving financial growth targets.

Highest-signal resume keywords

Municipal Infrastructure ManagementClient Relationship DevelopmentStrategic PlanningTechnical LeadershipMentoring and Team Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Civil EngineeringEnvironmental EngineeringProject ManagementQuality Assurance/Quality ControlBudget ManagementProposal DevelopmentNegotiationMarket DevelopmentFunding MechanismsCross-Discipline Team Leadership

Soft Skills

Excellent Communication SkillsCollaborative LeadershipClient Satisfaction FocusHigh-Performance Culture Development

Certifications & Qualifications

Registered Professional Engineer in MA

Industry Keywords

Infrastructure ServicesMunicipal ClientsUtility ClientsEnvironmental ServicesConstruction ServicesCompliance ServicesTechnical CommitteesIndustry ConferencesWater ManagementWastewater Management

About the role

Key responsibilities & impact

Lead the growth of Apex’s infrastructure services within the designated local market
Develop and execute strategic plans to expand relationships with municipal, utility, and public-sector clients
Leverage client relationships and market insight to establish Apex as a trusted regional partner
Collaborate with Divisional and Regional Leadership on infrastructure strategy
Advise municipal and utility clients on infrastructure priorities and funding mechanisms
Identify and pursue project opportunities, lead proposals, and manage interviews and negotiations
Drive cross-selling of environmental, construction, and compliance services
Represent Apex at professional associations, technical committees, and industry conferences
Oversee municipal infrastructure projects involving water, wastewater, stormwater, transportation, or civil engineering
Ensure technical excellence, quality control, scope, schedule, and budget adherence
Provide technical leadership, mentoring, and QA/QC oversight
Manage backlog, utilization, and profitability metrics
Recruit, mentor, and develop engineers, project managers, and technical staff
Foster a collaborative, high-performance culture focused on client satisfaction and technical excellence

Requirements

What you’ll need

BS or MS Degree in Civil or Environmental Engineering or relevant engineering discipline
15+ years of experience in municipal infrastructure
Registered Professional Engineer preferred in MA
Demonstrated success developing new markets, securing key municipal clients, and achieving financial growth targets
Strong record of mentoring, team development, and leading cross-discipline project teams
Ability to work effectively with clients to drive growth and sustained performance through effective leadership
Excellent written and verbal communication skills
Desire to manage and mentor all levels of staff

Benefits

Comp & perks

All Apex positions are eligible for annual bonus opportunities
Minimum $20,000 sign-on bonus, subject to the Company's sign-on bonus program and applicable terms and conditions
Company-subsidized medical and dental
Company-paid life, short-term, and long-term disability
401(k) match
Tuition assistance
Cross-training and the ability to work on a variety of projects
Performance-based bonuses or other incentives
Work with leading industry professionals
National firm with 70+ locations across the US