Mission Growth Specialist, DSS, Cyber Practice

MANTECH•Herndon, VA

4d•$179,300 - $318,400•Hybrid

About The Position

MANTECH International Corporation seeks a Mission Growth Specialist - Cyber to join its Cyber Practice in Herndon, Virginia, in a hybrid work environment. The role serves as a business development engine for expanding cyber capabilities across Department of War and Federal Space accounts. It drives adoption of security engineering, defensive cyber operations, cyber physical systems defense, and cryptographic resilience by identifying growth opportunities in existing accounts, expanding work on active contracts, and shaping new opportunities before RFP release. The specialist partners with account leads and Cyber Solutions Engineers, engages federal decision-makers, and leads opportunity qualification and capture activities. The role also supports solution development, proposal positioning and reviews, pipeline tracking, competitive monitoring, and industry networking. A current, active TS/SCI clearance is required. Travel may be required for client meetings, technical demonstrations, or proposal efforts.

Requirements

Bachelor’s degree in Business, Engineering, Cybersecurity, or a relevant technical field, or equivalent experience.
10 or more years of demonstrated success in business development, capture, or account growth within Defense or Federal markets.
Proven ability to independently build pipelines, exceed growth targets, and win prime federal business.
Demonstrated experience with internal cross-selling and organic contract expansion in complex, matrixed government contracting environments.
Strong technical acumen and ability to lead high-level solution discussions with executive federal clients.
Current, active TS/SCI clearance.
Ability to operate a computer and other productivity machinery continuously and remain stationary for prolonged periods.

Nice To Haves

Combined background in direct program or technical execution and strategic business development.
Established customer relationships across Defense and Federal Space accounts.
Experience co-capturing opportunities with Solutions Engineers or Technical Architects to pre-sell capabilities.
Active TS/SCI clearance with CI or Full Scope Polygraph.

Responsibilities

Partner with MANTECH account leads across Department of War and Federal Space programs to review existing tasking, identify white space, and incorporate Cyber Practice capabilities into broader contracts.
Drive scope expansion, incremental task orders, and re-competes on active programs by identifying unmet customer mission needs.
Independently identify, qualify, and shape new business opportunities, using strategic account call plans to engage federal decision-makers early in the capture cycle.
Partner with Cyber Solutions Engineers to connect customer needs with technical architectures, rapid prototypes, and proof-of-concept demonstrations.
Lead qualification gate reviews, brief executive leadership, shape RFI/RFP positioning, and defend win strategies during proposal color reviews.
Track CRM pipeline data, monitor competitive dynamics, and represent MANTECH at industry events to expand strategic teaming networks.