OS&CI Account Lead

ManTech; Herndon (AR); Hybrid; USD 166,000 - 297,000; Full time

Benefits offered by this job

Health Insurance

Life Insurance

Paid Time Off

Disability Insurance

Retirement Plan

Learning and Development

Job summary

ManTech is seeking an experienced Account Lead (OS&CI) in Herndon, VA. You will own the end-to-end account health, strategy and outcomes, managing senior client relationships while driving growth and delivery excellence.

This role requires leading multi-disciplinary IT programs and aligning resources to enterprise priorities. Responsibilities include defining the integrated strategy, managing budgets, and ensuring disciplined execution.

Qualifications

• 15+ years of progressively responsible experience in IT project management or systems engineering.
• Bachelor's degree or equivalent.
• Experience managing financial performance and strategic resource allocation.
• Leadership directing multi-disciplinary teams and engaging senior stakeholders.

Responsibilities

• Define and own the integrated account strategy aligned to sector and enterprise priorities.
• Lead senior client relationships and coordinate across the account.
• Manage IT projects involving multiple disciplines within the IT function.
• Ensure disciplined execution against account plans and health; intervene when at risk.
• Own account-level performance management, risk mitigation and course correction.
• Apply Scrum master techniques to optimize delivery and program execution.
• Drive accountability for account-level revenue, margin and recompete outcomes.
• Serve as the single point of accountability for account outcomes.

Skills

Leadership

Agile practices

Stakeholder management

Education

Bachelor's degree or equivalent

Job description

General information

Requisition #: R70537

Locations: USA-VA-Herndon

Posting Date: 09/03/2026

Security Clearance Required: TS/SCI w/ Poly

Remote Type: Hybrid

Time Type: Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Account Lead to join our team in Herndon, VA. As the Office of Security and Counterintelligence (OS&CI) Account Lead, you will serve as the single owner of the account, accountable for end-to-end account health, strategy, and outcomes across growth, delivery, and resource management. You will act as the primary face of the company to the client and manage senior client relationships while driving operational excellence and business expansion.

Responsibilities include but are not limited to:

• Define and own the integrated account strategy aligned to sector and enterprise priorities and performance outcomes
• Lead senior client relationships and serve as the primary point of coordination across the account
• Manage all aspects of a diverse IT project or multiple IT projects involving multiple disciplines within the IT function
• Ensure disciplined execution against account plans and priorities while evaluating account health and intervening when outcomes are at risk
• Own account-level performance management, escalation, risk mitigation, and course correction
• Employ scrum master techniques in Agile development practices to optimize senior-level delivery and program execution
• Own account strategy, prioritization, and performance outcomes
• Make tradeoff decisions across growth, delivery, margin, and investment at the account level
• Drive accountability for account-level revenue, margin, and recompete outcomes
• Serve as the final point of alignment and escalation for account-level decisions
• Act as the single point of accountability for account outcomes while ensuring Program Managers and portfolio leaders retain delivery responsibilities

Minimum Qualifications

• Demonstrated expertise and operational familiarity within the National Reconnaissance Office Office of Security and Counterintelligence (OS&CI), regarding all facets of complex mission operations.
• Bachelor's degree or equivalent experience with 15+ years of progressively responsible experience in IT project management or systems engineering
• Proven experience managing the financial performance and strategic resource allocation of a business unit or large support function
• Demonstrated leadership experience directing multi-disciplinary teams and resolving high-level organizational challenges
• Experience developing and executing long-term strategic plans for technical programs or organizational entities
• Experience collaborating and negotiating successfully with senior internal and external stakeholders

Preferred Qualifications

• Deep understanding of the NRO mission environment, operational structure, and acquisition processes
• Proven self-starter with exceptional leadership skills and a track record of driving change across an enterprise

Clearance Requirements

• Must have a current/active TS/SCI with Polygraph

Physical Requirements

• Must be able to remain in a stationary position more than 50% of the time.
• Needs to occasionally move about inside the office to access file cabinets and office machinery.
• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations, and must be able to exchange accurate information in these situations

The projected compensation range for this position is $165,900.00-$297,100.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [e-mail] and provide your name and contact information.