Software Systems Engineer

Swarm Aero

• $120K — $145K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 7+ years of systems engineering experience in aerospace, defense, or UAS platforms with a software focus
  • Strong understanding of systems engineering principles and practices
  • Proficient in writing clear, verifiable, and testable requirements
  • Familiarity with modern digital tools for requirements management (e.g., Jama, Polarion, JIRA)
  • Expertise in software development and verification for civil or military aircraft
  • Experience with formal verification methods (e.g., DO-333)
  • Knowledge of software development standards for civil aviation (e.g., DO-178, DO-254)
  • Familiarity with military safety standards (e.g., MIL-STD-882, JSSSEH)
  • Ability to obtain US Government clearance

Responsibilities

  • Lead the implementation of software standards and development processes
  • Maintain and refine software system architecture
  • Derive software requirements from aircraft subsystem functional decomposition
  • Define interfaces for software interoperability
  • Collaborate with design engineers in propulsion, avionics, and flight control
  • Produce and manage verification artifacts for requirements traceability
  • Participate in design reviews to influence architecture decisions
  • Support HIL and SIL integration testing, including anomaly resolution
  • Coordinate with test teams to define software verification plans
  • Identify and mitigate technical risks throughout the program lifecycle

Benefits

  • Meaningful equity in a high-growth defense technology company
  • Medical, dental, vision, and 401k
  • PTO and paid sick leave
  • Monthly wellness stipend
  • Daily catered lunch in the office
  • Paid parental leave
  • Direct impact on a critical national security mission
  • Opportunity to work with a world-class team solving complex problems
Full Job Description
We need a Software Systems Engineer who can support the software that makes it work reliably and robustly.

What You'll Do
  • Lead implementation of software standards, process, and development approaches
  • Maintain and refine the software system architecture
  • Derive software requirements from the functional decomposition of aircraft subsystems
  • Define clean interfaces for software interoperability
  • Work closely with design engineers in propulsion, avionics, and flight control
  • Produce and manage verification artifacts for requirements traceability
  • Participate in design reviews to drive architecture decisions that balance performance, risk, schedule, and complexity constraints
  • Support hardware-in-the-loop (HIL) and software-in-the-loop (SIL) integration testing including investigation and resolution of anomalies
  • Coordinate with ground and flight test teams to define software verification plans
  • Identify, track, and mitigate technical risk across the program lifecycle, escalating issues with data-driven recommendations
  • Contribute to airworthiness and flight authorization documentation


What We're Looking For
  • 7+ years of experience in systems engineering on aerospace, defense, or UAS platforms with a focus on software
  • Strong foundation in systems engineering principles and practices
  • Ability to write clear, verifiable, and testable requirements using industry-standard patterns
  • Familiarity with authoring and maintaining requirements using modern digital tools (e.g. Jama, Polarion, JIRA, etc.)
  • Expertise in software development and verification activities for civil or military aircraft
  • Experience with formal methods for verification and validation (e.g. DO-333)
  • Experience with software development standards for civil aviation (e.g. DO-178, DO-254)
  • Experience with software aspects of military safety standards and handbooks (e.g. MIL-STD-882, JSSSEH)
  • Ability to obtain US Government clearance required


Nice to Have
  • Background in flight control, avionics, or propulsion subsystem integration
  • Experience with ARP4754 and ARP4761
  • Exposure to defense programs, military airworthiness, or flight authorization processes including MIL-HDBK-516
  • Active security clearance


ITAR requirement

To conform to U.S. Government export regulations, applicant must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

What We Offer
  • Meaningful equity in a high-growth defense technology company
  • Competitive base salary commensurate with experience
  • Medical, dental, vision, and 401k
  • PTO and paid sick leave
  • Monthly wellness stipend
  • Daily catered lunch (office)
  • Paid parental leave
  • Direct impact on a critical national security mission
  • A world-class team of engineers and operators solving genuinely hard problems

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