Systems Engineer, Risk Mitigation with SIGINT- Senior at Castalia Systems

Job description

Job Type: Full- Time Workplace Type : Onsite in Chantilly, VA and Reston, VA (time split between locations as needed) Clearance: TS/SCI w/ CI Poly Must be a U.S. Citizen Benefits: Medical, dental, and vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too. Job Summary Castalia Systems is seeking a highly skilled Senior Systems Engineer with deep experience in risk mitigation within SIGINT environments to support a mission-critical Intelligence Community (IC) customer. This role focuses on proactively identifying, analyzing, and mitigating technical and operational risks across complex, distributed SIGINT systems and architectures. The ideal candidate brings a strong systems engineering foundation combined with hands-on experience in signals intelligence platforms, mission systems integration, and secure architecture design. Roles and Responsibilities A qualified candidate will perform the following duties and responsibilities, but are not limited to: • Lead risk identification, assessment, and mitigation strategies across SIGINT system lifecycles (design, integration, deployment, sustainment) • Perform end-to-end systems engineering activities, including requirements analysis, architecture development, and system validation • Analyze SIGINT system performance, vulnerabilities, and operational risks, recommending actionable mitigation strategies • Develop and maintain risk registers, mitigation plans, and technical documentation • Collaborate with mission stakeholders, operators, and cross-functional engineering teams to ensure risk-informed decision-making • Support system integration and interoperability across multi-domain and distributed SIGINT architectures • Ensure compliance with IC standards, cybersecurity frameworks, and mission assurance requirements Required Qualifications: • Bachelor’s degree in Systems Engineering, Electrical Engineering, Computer Science, or related technical field (Master’s preferred) • 8–12+ years of systems engineering experience, with significant exposure to IC or DoD environments • Proven expertise in risk management frameworks (e.g., risk registers, FMEA, mission assurance methodologies) • Strong understanding of: • Systems engineering lifecycle (SELC) • Distributed systems and system-of-systems architectures • Cybersecurity principles within classified environments • Ability to translate complex technical risks into clear, mission-relevant impacts • Ability to understand SIGINT intel and how to provide intel analysis reports of specified locations • Must understand collection systems; technical and non-technical Desired Qualifications: • DoD or IC experience • Knowledge or experience with SSA (space situational awareness) preferred • Knowledge or experience with SCS (space counter-space) preferred • Working knowledge of tool suites STK, MATLAB, FADE/MIST/ basic Python commands • Experience in Space Systems operation or operational support • Background in SIGINT or GEOINT programs that include direct military support. • Experience as a Requirements Manager or Collections Manager Physical Requirements/Work Environment • Onsite in Chantilly, VA and Reston, VA (time split between locations as needed) Travel • Minimal travel Company Description Castalia Systems is a proven business partner providing mission critical solutions to the Federal Government. We provide cutting edge solutions from Securing and Managing Data to Systems Engineering and Development. Castalia Systems is a pioneer in Artificial Intelligence Design and Application. With our vast knowledge of our customers’ needs and relevant technology, our team can bring successful solutions to every mission. We are one-upping our competitors by providing premium IT solutions and platforms with cutting-edge technology so it’s evident when you compare us with anyone. Compensation At Castalia Systems, we provide you with opportunities and choices and support your total well-being. Our benefits include: Medical, dental, vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too. All regularly scheduled employees working at least 30 hours per week are eligible to participate in Castalia Systems’ benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. Salary at Castalia Systems is determined by various factors, including but not limited to location, position knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $180,000.00 to $200,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Castalia Systems’ total compensation package for employees. Disclaimer Castalia Systems is an equal employment opportunity and affirmative action employer and strives to comply with all applicable laws prohibiting discrimination based on race, color, creed, sex, sexual orientation, age, national origin, or ancestry, physical or mental disability, veteran status, marital status, HIV-positive status, as well as any other category protected by federal, state, or local laws. All such discrimination is unlawful, and all persons involved in the operations of the company are prohibited from engaging in this type of conduct.

Requirements

Must-haves

Job Type: Full- Time
Workplace Type : Onsite in Chantilly, VA and Reston, VA (time split between locations as needed)
Clearance: TS/SCI w/ CI Poly
Must be a U.S. Citizen
The ideal candidate brings a strong systems engineering foundation combined with hands-on experience in signals intelligence platforms, mission systems integration, and secure architecture design.
Roles and Responsibilities
A qualified candidate will perform the following duties and responsibilities, but are not limited to:
Lead risk identification, assessment, and mitigation strategies across SIGINT system lifecycles (design, integration, deployment, sustainment)
Perform end-to-end systems engineering activities, including requirements analysis, architecture development, and system validation
Analyze SIGINT system performance, vulnerabilities, and operational risks, recommending actionable mitigation strategies
Develop and maintain risk registers, mitigation plans, and technical documentation
Collaborate with mission stakeholders, operators, and cross-functional engineering teams to ensure risk-informed decision-making

Nice-to-haves

Bachelor’s degree in Systems Engineering, Electrical Engineering, Computer Science, or related technical field (Master’s preferred)
DoD or IC experience
Knowledge or experience with SSA (space situational awareness) preferred
Knowledge or experience with SCS (space counter-space) preferred
Working knowledge of tool suites STK, MATLAB, FADE/MIST/ basic Python commands
Experience in Space Systems operation or operational support
Background in SIGINT or GEOINT programs that include direct military support.
Experience as a Requirements Manager or Collections Manager
Physical Requirements/Work Environment
Onsite in Chantilly, VA and Reston, VA (time split between locations as needed)
Minimal travel
Company Description

Application prep

Use the role’s language and application details while tailoring your materials.

Keywords to mirror

python

Platform: clearcompany
Effort: medium

Benefits

Benefits detected in the listing.

Dental

Vision

401k

Pto