{"id":2048326,"url":"https://alion.io/job/loft-federal-software-engineer","title":"Software Engineer","company":{"id":679007,"name":"Loft Federal","domain":"loftfederal.com","url":"https://alion.io/company/loftfederal","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-12T06:55:09Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Arvada, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":110000,"max":150000,"currency":"USD","period":"year","gross":null,"usd_annual":150000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"C++","optional":false},{"name":"Python","optional":false},{"name":"Threat Modeling","optional":false},{"name":"Kubernetes","optional":true},{"name":"Linux","optional":true},{"name":"Nessus","optional":true},{"name":"Windows","optional":true},{"name":"Zero Trust","optional":true}],"status":"live","first_seen_at":"2026-10-07T18:16:02Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-12T18:49:45Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"About Loft Federal\nLoft Federal is committed to delivering the U.S. national security space community a fast, affordable, and streamlined pathway to orbit. As a wholly owned U.S. subsidiary of Loft Orbital Solutions, Inc., we specialize in providing mission-ready space infrastructure with unmatched efficiency.\nAt Loft, we empower our team with autonomy, ownership, and bold problem-solving opportunities while fostering a tight-knit, supportive environment. We believe that diversity, inclusivity, and community are the foundation of an open and innovative culture. We value kind, collaborative, and mission-driven teammates who excel in problem-solving and communication-because great solutions come from great teams.\nAre you ready to embark on this exciting journey with us? \nLoft Federal is seeking an Software Engineer with experience in Security to design and secure the systems behind our national security space missions.\nYou will own the security architecture from day one. You will join a small, senior team where your expertise carries weight and your work shows up in the mission right away.\nYou will partner with software, systems, infrastructure, and mission engineers. Together you will build security into each phase of the system lifecycle, from architecture and implementation through authorization and continuous monitoring.\nThis role pairs hands-on engineering with RMF execution. Our systems meet government security requirements and our missions ship fast.\nThis is a full-time hybrid role in Arvada, CO.\nWhat You'll Do\nBuild cybersecurity into the design and development of space and ground systems.\nDesign secure architectures and implement controls aligned to NIST RMF and DoD requirements.\nFind, assess, and fix vulnerabilities with engineering teams.\nSupport system hardening, vulnerability management, and continuous monitoring.\nLead security architecture reviews, threat modeling, and risk assessments.\nIntegrate security into automated pipelines with DevSecOps teams.\nWork with government customers, ISSMs, and program teams to keep systems compliant and mission ready.\nMust Haves\nActive Top Secret clearance (TS/SCI eligibility preferred)\nBachelor's degree in Cybersecurity, Computer Science, Engineering, or a related technical field\nOne IAT Level III certification: CISSP, SecurityX (CASP+), CCNP, or CCSP\n5+ years of software engineering experience with a security focus, such as systems security engineering or cybersecurity engineering\nHands-on experience with C++ and Python\nExperience implementing DoD RMF and NIST SP 800-53 controls\nExperience building RMF artifacts and supporting ATO efforts\nWorking knowledge of system hardening and vulnerability management\nSolid grasp of secure system architecture\nStrong communication and collaboration skills\nMust be able to work onsite 3 days per week, and travel up to 10%\nNice to Haves\nExperience on DoD, Intelligence Community, or national security space programs\nWindows and Linux administration\nCloud security, Kubernetes, containers, or DevSecOps\nACAS, Nessus, DISA STIGs, or similar assessment tools\nZero Trust Architecture\nSome of Our Awesome Benefits:\n100% company-paid medical, dental, and vision insurance option for employees and dependents\nFlexible Spending (FSA) and Health Savings (HSA) Accounts offered with an employer contribution to the HSA\n100% employer paid Life, AD&D, Short-Term, and Long-Term Disability insurance\nFlexible Time Off policy for vacation and sick leave, and 12 paid holidays\n401(k) plan and equity options\nDaily catered lunches and snacks in office\nFully paid parental leave; 14 weeks for birthing parent and 10 weeks for non-birthing parent\nCarrot Fertility provides comprehensive, inclusive fertility healthcare and family-forming benefits with financial support\nOff-sites and many social events and celebrations\nRelocation assistance when applicable\nPer Colorado law, we are required to disclose the base compensation range for this role. This range is intentionally wide as we assess individuals based on their unique abilities and experience to find the best fit for our needs. Ultimately, your compensation will be determined by your education, experience, knowledge, skills, and abilities. \nIn addition to a competitive salary and benefits package, you will find a truly remarkable culture guided by transparency and collaboration and work that is challenging and meaningful. We can't wait to meet you and see what you may add to our team!\nSalary Range\n$110,000—$150,000 USD\nEqual Employment Opportunity & Affirmative Action \nLoft Federal is an Equal Employment Opportunity and Affirmative Action Employer. We consider all qualified applicants for employment without regard to race, color, age, religion, sex, gender identity or expression, sexual orientation, marital status, national origin, ancestry, veteran status, genetic information, disability, pregnancy, or any other legally protected status.\nAccessibility & Accommodations\nIf you require a reasonable accommodation due to a disability when applying for an open position, please contact us at  for assistance.\nWe Hire for Talent, Not Just Resumes\nResearch shows that while men apply for jobs when they meet about 60% of the qualifications, women and other underrepresented groups tend to apply only when they meet 100% of the listed criteria. At Loft Federal, we value diverse perspectives, respectful debate, and people who challenge assumptions. If you’re excited about a role but don’t meet every requirement, we strongly encourage you to apply.\nThird-Party Recruiters & Agencies\nNo outside recruiters, please. Loft Federal does not accept unsolicited resumes from headhunters, staffing agencies, or third-party recruiters. 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