The Sr. Director, Portfolio Manager – Mission Partner Programs is responsible for the leadership, execution, and growth of a ~$120M portfolio delivering advanced operational, cybersecurity, and network capabilities to a diverse set of DoD mission partners.

This portfolio spans a mix of GSM-O II-aligned and standalone mission partner programs, including classified and special access efforts, supporting both enterprise-scale infrastructure and forward-deployed mission operations. The environment is highly dynamic, requiring seamless integration of steady-state operations, surge support, and phased capability delivery.

The portfolio is organized across several core capability domains:

• Defensive Cyber Operations & Security Infrastructure – cyber defense, security monitoring, and protection of DoDIN mission systems
• Network Operations, Transport & Enterprise Services – global network operations, service delivery, and high-availability infrastructure
• Mission Partner & Expeditionary Support – tailored IT and network capabilities supporting operational and forward-deployed missions
• Cloud, Data & Digital Modernization – cloud migration (including AWS GovCloud), data-driven operations, AI/ML, and automation
• Innovation, Special Projects & Classified Programs – rapid capability insertion, sensitive programs, and emerging mission solutions

Programs operate across multiple security domains (Unclassified, Secret, TS/SCI) and CONUS/OCONUS locations, requiring disciplined execution, operational resilience, and strict compliance.

The Sr. Director will report to the Vice President / Division Manager and partner closely with other Sr. Directors, Program Managers, Chief Architects, and Engineering Leaders to deliver mission outcomes, drive innovation, and ensure strong financial and operational performance across the portfolio.

This role carries full accountability for cost, schedule, performance, customer satisfaction, and growth, requiring a leader who can integrate operations, technology, and strategy into a cohesive portfolio construct.

Primary Responsibilities

Portfolio Leadership & Execution

• Provide end-to-end leadership across a heterogeneous portfolio of mission partner programs spanning cybersecurity, network operations, and specialized mission support.
• Maintain overall accountability for cost, schedule, and technical performance across all programs and task orders.
• Ensure successful transition of new capabilities into sustained operations, particularly for innovation-driven and classified efforts.
• Establish and enforce execution rigor, program governance, and delivery discipline across geographically dispersed teams.

Customer Engagement & Mission Alignment

• Serve as the senior point of contact for DoD mission partners, including DISA and associated stakeholders.
• Maintain direct engagement with senior government leadership, aligning priorities and shaping mission outcomes.
• Communicate critical and time-sensitive program information to executive leadership and government representatives.

Financial & Operational Performance

• Own portfolio-level financial performance, including revenue, operating income, and margin.
• Execute against the Annual Operating Plan (AOP) while identifying opportunities to improve efficiency and profitability.
• Partner with Program Managers to ensure strong program control, forecasting accuracy, and cost management.

Innovation & Technical Delivery

• Drive delivery of transformational capabilities aligned to DISA and DoD modernization priorities.
• Enable adoption of cloud, AI/ML, automation, and data-driven operations across the portfolio.
• Partner with architecture and engineering leadership to scale innovative solutions into operational environments.

Integration & Cross-Portfolio Alignment

• Collaborate with GSM-O II and adjacent portfolio leaders to drive integration, reduce redundancy, and maximize operational efficiency.
• Align mission partner efforts with enterprise DISN/DODIN operations and innovation roadmaps.

Growth & Strategic Expansion

• Lead and support on-contract growth, including new work, option expansions, and mission partner opportunities.
• Contribute to and lead capture and proposal efforts, particularly in classified and emerging capability areas.
• Identify and shape new business opportunities aligned to mission partner priorities.

People Leadership

• Lead and develop a high-performing organization of program managers, engineers, and technical specialists.
• Drive talent acquisition, development, and retention, including cleared and specialized personnel.
• Foster a culture of accountability, innovation, and continuous improvement.

Basic Qualifications

• Bachelor’s degree in a related field with 12+ years of experience, or master’s degree with 10+ years of experience.
• 10+ years of leadership experience managing large-scale programs or portfolios.
• Demonstrated experience managing complex portfolios or programs exceeding $100M annually.
• Proven track record of executing programs across cost, schedule, and technical performance.
• Experience operating within classified environments, including programs with elevated security requirements.
• Strong background in IT, network operations, cybersecurity, or digital modernization.
• Experience engaging with senior government leadership and stakeholders.
• Demonstrated ability to lead large, geographically dispersed teams.
• Experience managing financial performance, including forecasting, margin, and cost control.
• Excellent written and verbal communication skills, including executive-level briefings.
• Active DoD Top Secret clearance with SCI eligibility, or ability to obtain.
• Demonstrated experience delivering software or other capabilities into operations.

Preferred Qualifications

• Prior experience supporting DISA and DoD mission partners.
• Exπerience working with SAP or IC environments
• PMP and/or ITIL certification.
• Experience leading cloud migration and digital modernization initiatives.
• Background in Defensive Cyber Operations, enterprise network operations, or large-scale IT systems.
• Demonstrated success driving innovation adoption within operational environments.

Key Success Factors

• Ability to operate effectively across classified, hybrid, and highly dynamic mission environments.
• Strong balance of operational execution discipline and strategic growth mindset.
• Ability to integrate innovation into live mission environments without disruption.
• Effectiveness in aligning government, contractor, and cross-portfolio stakeholders.
• Capability to manage complexity at scale while maintaining clarity of execution.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

April 9, 2026

Pay Range:

Pay Range $154,050.00 - $278,475.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.