Leidos, Inc. has an exciting opportunity for a Senior Contracts Manager to support our National Security Sector in Reston, VA. Seeking a motivated self-starter who can work independently and as part of a team in a dynamic environment. The selected candidate will oversee a diverse portfolio of contracts aligned to our Mission Solutions Business Area and must have experience providing cradle-to-grave support for all contract types. At Leidos, our Contracts Managers are key business partners and act as an integrating and facilitating function. Due to the customer facing role (both internal and external) strong communication skills and the ability to develop and foster customer relationships as a trusted partner are a must.

Candidate must be able to multi-task and prioritize work activities in a fast-paced environment and effectively communicate at all levels within the organization. The candidate will frequently interact - written, oral, and face-to-face - with other contracts and procurement staff, functional peers, Program management and external and internal customers.

Primary Responsibilities:

• The candidate should have progressive experience providing cradle-to-grave contract administration support for various CPFF, CPFF-LOE, FFP, and T&M Government contracts; including opportunity shaping, RFP analysis, hands-on proposal development, coordination of appropriate internal reviews, contract negotiation, and contract/task order administration and execution.
• Candidate will be responsible for overall contract compliance of assigned tasks in accordance with contract requirements, company policy and procedures, and applicable laws. Candidate must be able to work independently as well as part of a team of contract professionals supporting proposal preparation and a portfolio of contracts.
• Identify and mitigate contract risks as well as coordinate appropriate reviews in accordance with Leidos policy and procedures. Lead the review and analysis of RFPs, review and negotiate Teaming Agreements, NDAs and licenses as required, prepare compliant and complete Contracts Volumes and OCI Plans, and represent Leidos’ interests during negotiations and contract administration.
• The candidate must partner with program management to establish business rhythms that ensure cost, schedule and performance excellence.
• The candidate must know the terms and conditions of their contracts, and ensure each program has a strong change management process in place.

Basic Qualifications:

• Requires a BA degree and 12-15 years of prior relevant experience or Masters with 10-13 years of prior relevant experience.
• General experience in Contract Administration may be considered in lieu of degree.
• Experience with Government (FAR / DFAR) contracting: Fixed Price (FP), Time & Material (T&M), Cost Plus Award Fee (CPAF), Cost Plus Fixed Fee (CPFF), Level of Effort (LOE), Indefinite Delivery / Indefinite Quantity (IDIQ) and General Service Administration (GSA) type contracts.
• Must have the ability to make sound business judgments, handle multiple contractual activities with a short turn-around time, and work independently as well as part of a Team.
• The Candidate must be proficient with Adobe and Microsoft Office Suite, including Excel, Word, and Outlook.
• The Candidate must have excellent interpersonal skills to include well developed analytical, communication, and presentation skills. Ability to identify and mitigate contract risks as well as coordinate appropriate reviews in accordance with Leidos policy and procedures.
• Top Secret/SCI clearance with polygraph required.

Preferred Qualifications:

• Strong knowledge of IC Acquisitions and Regulations
• Completion of formal contracting coursework or certification.
• Success in supporting large capture teams for complicated multi-year programs.
• Demonstrated experience in negotiating complex contractual issues on active contracts.

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:

February 26, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $116,350.00 - $210,325.00

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.