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Sr Subject Matter Expert Jobs (NOW HIRING)

Senior Subject Matter Expert Location: Arlington, VA (Hybrid) Clearance: Must be a U.S. citizen with the ability to obtain and maintain a TS/SCI clearance and DHS suitability, as required by federal ...

Senior Subject Matter Expert Location: Arlington, VA (Hybrid) Clearance: Must be a U.S. citizen with the ability to obtain and maintain a TS/SCI clearance and DHS suitability, as required by federal ...

The Senior Subject Matter Expert (SME) will serve as a trusted advisor to DHS CISA, providing strategic guidance on IT modernization, cloud adoption, and cybersecurity initiatives. This role partners ...

Subject Matter Expert

Cambridge, MA · On-site

$120 - $135/hr

Title: Subject Matter Expert Subject Matter Expert KBR, in support of the Volpe Center's Transportation Technology and Engineering Mission Solutions (TTEMS) program, is seeking a Subject Matter ...

Subject Matter Expert

Cambridge, MA · On-site

$120 - $135/hr

Title: Subject Matter Expert Subject Matter Expert KBR, in support of the Volpe Center's Transportation Technology and Engineering Mission Solutions (TTEMS) program, is seeking a Subject Matter ...

$68K - $84K/yr

Senior Subject Matter Expert Signature Reduction Location : Fort Bragg, NC Clearance Type: Top Secret Responsibilities: * Assist and conduct signature reduction planning, coordination, briefings, and ...

$73K - $90K/yr

Senior Subject Matter Expert Electronic Warfare Location : Fort Bragg, NC Clearance Type: Top Secret Responsibilities: * Support SGM and Deputy TT as EW SME, developing tools and technology in ...

Senior Subject Matter Expert Breaching Operations (SPM&E) Location : Fort Bragg, NC Clearance Type: Top Secret Responsibilities: * Assist APM SPM&E in development and acquisition of kinetic and ...

PWS Title: Senior Subject Matter Expert Information Operations Location : Fort Bragg, NC Clearance Type: Top Secret Responsibilities: * Support SGM and Deputy Tech Targeting as IO/GVSA SME ...

The Subject Matter Expert I (SME I) full-time position supports the headquarters staff for a U.S ... senior leaders and various audiences. * Must be willing and able to travel domestically and/or ...

Senior Subject Matter Expert Sensitive Activity Operations Location : Fort Bragg, NC Clearance Type: Top Secret Responsibilities: * Provide SME support for planning, coordination, and product ...

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Sr Subject Matter Expert information

What is the difference between Sr Subject Matter Expert vs Subject Matter Expert?

AspectSr Subject Matter ExpertSubject Matter Expert
CredentialsTypically requires advanced certifications, extensive experienceRequires relevant certifications, moderate experience
Work EnvironmentLeads projects, mentors teams, provides strategic guidanceProvides expertise, supports project teams, offers technical advice
Industry UsageCommon in large organizations, consulting firmsWidespread across industries, entry to senior levels
Search & Comparison IntentOften searched for in senior roles, leadership contextMore general, entry to mid-level expertise

The main difference between a Sr Subject Matter Expert and a Subject Matter Expert lies in experience, responsibilities, and leadership. The senior role involves strategic oversight, mentoring, and project leadership, while the standard SME provides technical expertise and support. Both roles are vital, but the senior position typically requires more credentials and industry experience.

More about Sr Subject Matter Expert jobs

What cities are hiring for Sr Subject Matter Expert jobs?

Cities with the most Sr Subject Matter Expert job openings:

What states have the most Sr Subject Matter Expert jobs?

States with the most job openings for Sr Subject Matter Expert jobs include:

Infographic showing various Sr Subject Matter Expert job openings in the United States as of August 2026, with employment types broken down into 58% Full Time, 25% Part Time, and 17% Contract. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution.

Senior Subject Matter Expert

SiloSmashers

Arlington, VA • On-site

Full-time

Re-posted 24 days ago


Job description

Senior Subject Matter Expert
Location: Arlington, VA (Hybrid)
Clearance: Must be a U.S. citizen with the ability to obtain and maintain a TS/SCI clearance and DHS suitability, as required by federal contract.
Summary:
The Senior Subject Matter Expert (SME) will serve as a trusted advisor to DHS CISA, providing strategic guidance on IT modernization, cloud adoption, and cybersecurity initiatives. This role partners with federal leadership to shape enterprise solutions and ensure alignment with mission and security priorities.
Responsibilities:
  • Provide expert technical direction and validate solution designs for complex IT systems.
  • Advise executive stakeholders with risk-based recommendations to support decision-making.
  • Mentor and guide junior staff, facilitating knowledge transfer across teams.
  • Ensure solutions align with DHS enterprise architecture, Zero Trust strategy, and federal compliance requirements.

Qualifications:
  • 10+ years of specialized experience in IT, cybersecurity, or enterprise architecture.
  • Proven experience advising senior federal leadership on modernization and cybersecurity policy.
  • Strong leadership, analytical, and communication skills with client-facing expertise.
  • Relevant certifications such as CISSP, CISM, or cloud architect certifications (AWS, Azure, etc.) strongly preferred.