Systems Engineer III

Solutions³ LLC; Arlington (VA); On-site; USD 110,000 - 140,000; Full time

Job summary

Solutions³ LLC in Arlington, VA is seeking a Systems Engineer III to support a U.S. Government customer with onsite incident response.

You will concurrently track, advise, and manage individual cases from submission to capability delivery, documenting technical requirements and overseeing mitigation implementations. The role requires 5+ years in IT cyber operations, an active Secret clearance with potential TS/SCI, US citizenship, and DHS Suitability eligibility.

Qualifications

• 5+ years of directly relevant IT cyber operations experience.
• Active Secret clearance with ability to obtain TS/SCI.
• US Citizen.
• DHS Suitability eligibility required before starting employment.
• Onsite Arlington, VA role.

Responsibilities

• Conduct capability-based research into technology solutions meeting customer needs.
• Evaluate solutions against functional and technical requirements; perform hands-on testing.
• Stay up-to-date on emerging market technologies relevant to mission needs.
• Collaborate with knowledge management to inventory customer-procured technologies and data holdings.
• Engage with customer submitters to clarify requirements and align recommendations with mission needs.

Skills

Federal cybersecurity ops

DevOps CI/CD

Change management

Automation integration

Project coordination

Risk assessment

Stakeholder management

Job description

Systems Engineer III

Solutions³ LLC is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber‑attacks, providing immediate investigation and resolution. Contract personnel perform investigations to characterize the severity of breaches, develop mitigation plans, and assist with the restoration of services.

Solutions³ LLC is seeking an experienced and technically proficient Cyber Technology Researcher responsible for concurrently tracking, advising, and managing individual cases through their lifecycle – from initial submission to capability delivery and feedback. The researcher will adhere to established procedures to document technical requirements, develop potential courses of action, and oversee the implementation of capabilities aligned to those requirements.

Eligibility

• Must be aUS Citizen
• Must have anactive Secret clearance with the ability to obtain a TS/SCI
• Must be able to obtain DHS Suitability prior to starting employment
• Must have 5+ years of directly relevant experience in IT cyber operations, systems integration or related fields

Responsibilities Include

• Conducting capability-based research into commercial and non-commercial technology solutions that address customer identified technology needs.
• Evaluating technology solutions against identified functional and technical customer requirements. Evaluations may include hands‑on capability testing of trial licenses and open‑source capabilities.
• Remaining up‑to‑date on emerging market technologies and products that relate to capabilities that may impact customer operations and analysis.
• Collaborating with knowledge management personnel to maintain an inventory of customer‑procured technologies, tools, and data holdings relevant to mission needs.
• Meeting with and engaging customer request submitters to clarify requirements, discuss potential solutions, and ensure alignment between technology recommendations and customer mission needs.

Required Skills

• Strong understanding of federal cybersecurity operations and mission environments
• Experience managing technology pilots and production transitions
• Knowledge of change management and configuration control processes
• Experience with DevOps, CI/CD, and integration automation practices
• Strong project coordination and stakeholder management skills
• Ability to assess and mitigate operational risks