Subject Matter Expert - Space

ECS; Arlington (VA); On-site; USD 110,000 - 165,000; Full time

Job summary

Everforth ECS is seeking a DARPA STO Subject Matter Expert to work on-site in Arlington, VA, to support the Cattle Run program focusing on astrodynamics, solar sail technology, and space propulsion development.

The role involves evaluating technical reports, engaging DoD stakeholders, and preparing DARPA work products. You will attend program reviews, site visits, and field tests while supporting new developing program efforts.

Qualifications

• Active Top-Secret clearance required.
• Master's Degree is preferred.
• 10+ years experience in astrodynamics, solar sail technology, space propulsion, space operations, or related areas.
• Proficient in Microsoft Office Suite.
• Self-starter who can lead and also support in a cross-disciplinary team.

Responsibilities

• Evaluate technical reports, briefings, and other performer communications and create plans to address issues.
• Engage stakeholders across DoD agencies and services.
• Prepare DARPA work products, including presentations and reports.
• Attend and organize program reviews, site visits, and field tests.
• Support research solicitation development and source selection activities.

Skills

Top-Secret clearance

Microsoft Office

Leadership

Self-starter

Education

Master's degree preferred

Job description

Job Description

Everforth ECS is seeking a DARPA STO Subject Matter Exper t to work on-site in Arlington, VA. DARPA STO is seeking Subject Matter Experts who will provide technical expertise for the Cattle Run program. The Cattle Run program develops solar propulsion technology and demonstrates the ability of solar sails to enable presence in cislunar space while carrying useful payloads. The ideal candidate actively monitors technical progress, anticipates challenges, and proactively works with the Program Manager to overcome obstacles and drive the program toward success. The candidate will participate in activities related to their area of technical expertise and actively provide analysis and recommendations on performer progress, results, and program plan. The ideal candidate should possess technical research, development, and engineering experience in at least one topic that is relevant to the program. The program is specifically seeking candidates with experience in one or more of the following: astrodynamics, solar sail technology, space propulsion development, space launch coordination and planning, space operations, hardware testing, space-based communications, space-based Position, Navigation, and Timing (PNT), control systems, Space Situational Awareness (SSA), space to space imaging technology, space system development.

Responsibilities Include

• Evaluate technical reports, briefings, and other performer communications and create plans to address any issues.
• Engage stakeholders and collaborators across the various DoD agencies and services.
• Prepare DARPA work products, including presentations and reports.
• Attend and organize program reviews, site visits, and field tests.
• Support further research solicitation development and source selection activities associated with new developing program efforts.

Salary Range: $80.00-$120.00 (actual compensation/hourly rate depends on overall experience)

Required Skills

• Must have an active TS (Top-Secret) clearance.
• Master's Degree is preferred.
• At least 10 years experience in one or more of the following areas: astrodynamics, solar sail technology, space propulsion development, space launch coordination and planning, space operations, hardware testing, space-based communications, space-based Position, Navigation, and Timing (PNT), control systems, Space Situational Awareness (SSA), space to space imaging technology, space system development.
• Proficient in Microsoft Office Suite.
• Self-starter who is willing to both take the lead and provide support in a team role in a complex, fast-paced, cross-disciplinary work environment.

Desired Skills

• Experience working with or for relevant program transition partners including organizations within USSF, NASA, and USAF.
• Prior experience working programs at DARPA as a technical and program management support contractor.
• Knowledge of DARPA processes and procedures.
• Excellent communication skills - both written (to include PowerPoint) and oral.
• Level of effort may vary depending on role.
• On-site support is desired.

ECS Federal LLC is an equal opportunity employer and does not discriminate or allow discrimination on the basis any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law.

Everforth ECS is the federal segment of Everforth, a $4B global organization with over 10,000 employees. Our nearly 3,500 professionals deliver advanced technology solutions in data and AI, cybersecurity, and enterprise transformation, serving defense, intelligence, and federal civilian agencies.

Our work powers mission‑critical outcomes, strengthens technology partnerships, and creates meaningful opportunities for our people. We are defined by a commitment to excellence in delivery, a culture of innovation, and an environment where talent can thrive and grow.

We Value

• Attracting and developing top talent and high‑performing teams
• Fostering a culture that is engaging, accountable, and mission-driven

Meet the challenge. Make a difference with Everforth ECS!