Senior Software Engineer (TS/SCI with Polygraph Required)
$140k - $175kDeNovo Solutions, LLC
Senior Software Engineer Location: Aurora, CO Clearance Required: TS/SCI with Polygraph Sign-On Bonus: Yes DeNOVO Solutions is seeking a Senior Software Engineer support a program that designs, develops, integrates, tests, and sustains modular mission software, data services, APIs, user-facing applications, and edge-capable components. This role applies cloud-native and open-architecture principles to enable rapid capability insertion, third-party integration, interoperability, and reliable operation across security domains and echelons. The Senior Software Engineer leads major technical workstreams, translates mission needs into executable plans, reviews the work of other team members, and owns quality, schedule, and technical outcomes. Primary Responsibilities Analyze mission workflows and translate functional needs into software requirements, user stories, interfaces, and acceptance criteria. Design and implement modular services, microservices, APIs, data access layers, workflow components, and user-facing features. Integrate structured and unstructured intelligence data, external applications, common data layers, geospatial services, and mission systems. Develop resilient software patterns for enterprise cloud, on-premises, and DDIL tactical edge deployment. Create automated unit, integration, regression, performance, and security tests; remediate defects and technical debt. Implement observability, logging, alerting, exception handling, and graceful degradation. Participate in code reviews, architecture reviews, sprint planning, demonstrations, and release readiness assessments. Document software design, APIs, interfaces, build procedures, deployment dependencies, and sustainment considerations. Required Tech Skills and Tools Java; Python; JavaScript/TypeScript; C# or Go; REST/GraphQL APIs; microservices; Docker; Kubernetes/OpenShift; relational and NoSQL databases; message brokers; geospatial libraries; Git; CI/CD; automated test frameworks Preferred Qualifications Experience supporting Army, DoD, Intelligence Community, or C5ISR programs; experience with classified environments, agile delivery, cloud-to-edge architectures, DDIL operations, and Government product demonstrations. Desired Certifications Security+; cloud developer or architect certification; Kubernetes or secure software development certification as applicable Required Experience and Education Minimum of 10 years of experience as a Software Engineer. Minimum of 5 years of experience supporting government programs, projects, or contracts BS Degree in Computer Science or related discipline. You may substitute the BS Degree requirement with 2 additional years of Software Engineering experience. Salary Range: $140,000.00 to $175,000.00 Note: The above salary range is a guideline and represents a broad spectrum of potential compensation. We recognize that a candidate's unique experience and qualifications may justify compensation beyond this range. Therefore, we remain open to considering higher salary offers for exceptionally qualified candidates. Why Join DeNOVO Solutions? At DeNOVO Solutions, we make improving the competitive position of our customer paramount in importance and work collaboratively to ensure the best service possible. DeNOVO Solutions provides cleared personnel and cost competitive solutions to our customers. We strive to be the leader amongst small businesses in the Intelligence Community and provide personnel with talent & skills equal to the larger companies. As a Minority-Owned and Service-Disabled Veteran-Owned Small Business (MO/SDVOSB), we are dedicated to providing the best technical and professional services throughout the Intelligence Community (IC). Our benefits package for full-time employees includes: Medical, Dental, and Vision Premiums 100% Employer Paid for you and your legal dependents or plus up, cost split plan. 401k with 6% Match 11 Paid Federal Holidays 120 hours of Paid Time Off (PTO) Company Outings and Trips Tuition Reimbursement, Skillset Training, and New/Renewed Certification assistance HomeFundIt Company Down Payment Match - Employer match towards the down payment of buying a new home DeNOVO Solutions is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, marital status, veteran status, sexual orientation, genetic information or any other protected characteristic under applicable law. Ready to Apply? Join our mission to deliver reliable, scalable, and innovative full-stack solutions supporting critical national programs. Pay Range: $140,000 - $175,000 per year DeNovo Solutions, LLC
$87.1k - $157.45k
...exciting opportunity for Software Engineers (hiring junior level, mid-level, up to senior level) in our... ...paid Holidays, 401K with a 6% company match and... ...study complex system requirements, use design software... ...Required: Must have TS/SCI with Polygraph on Day One.Preferred...SuggestedFull timeImmediate startFlexible hours- ...Tier 3 Metrology Senior Technician at... ...s next for your engineering career. MEANINGFUL... ...mission requirements and objectives.... ...implementation. Familiar with American... ...techniques, metrology software, and metrology laboratory... ...level: TS/SCI with polygraph US citizenship...SeniorFull time
$119.5k - $222.5k
...ability to obtain and maintain) TS/SCI with CI Polygraph Clearance. Lead Planner -... ...what‑if scenarios as required to support the implementation... ...with applicable software systems, such as PrimaveraP... ...and phases of a project: Engineering, Procurement, Construction...SeniorFor contractorsLocal area- Leidos is seeking a Software Engineer to join the Intelligence Sector's Cyber & Analytics Business Area. You will... ..., C/C++, and related technologies. The role requires active TS/SCI polygraph and hands-on experience with Java frameworks, REST/JSON, and secure software...Suggested
- ...leading security solutions provider seeks a Software Engineer to join its Cyber & Analytics team. The... ...system utilizing Java and various frameworks, with a strong emphasis on testing and DevOps. A TS/SCI Polygraph is required upfront. Competitive benefits include flexible...SuggestedFlexible hours
- ...Aurora, CO is seeking an experienced Senior Test Engineer to lead verification activities... ...teams. An active TS/SCI clearance and U.S. citizenship are required. This onsite role involves leading... ...testing efforts and coordinating with cross-functional teams #J-18808...Senior
- Collins Aerospace in Aurora, CO is seeking a Senior Test Engineer to lead verification activities for cloud-enabled, distributed... ...teams. You will work in an agile environment with active TS/SCI clearance required. Candidates should bring experience in distributed systems...Senior
- ...and control (C2) hardware and software systems using approved... ...degradation, or conditions requiring corrective action. Monitor... ...monitoring tools Coordinate with GT Tier-2 maintenance personnel... ...● Security clearance level: TS/SCI with polygraph ● US citizenship required...SeniorFull timeShift work
- ...opportunity as the Senior-Level Tier 2 (T2) Ground... ...complex issues to engineers, Software/IT Technician,... ...hardware in accordance with Government-approved... ...antenna re-alignments as required to sustain... ...Security clearance level: TS/SCI with polygraph ● US citizenship required...SeniorFull timeLocal area
- ...Candidates must have ten years of relevant Systems Administration experience, and a Bachelor's degree in a technical discipline or equivalent experience is needed. An active TS/SCI with Full Scope Polygraph clearance is required. #J-18808-Ljbffr Envision Innovative SolutionsSenior
- General Dynamics Corporation seeks a Property Administrator Senior with TS/SCI and Polygraph to manage government property and assets at customer... ...while ensuring compliance with procedures and regulations. Requires strong MS Office skills and 5+ years in related roles. The...SeniorContract work
$170k - $205k
...documenting processes, drafting advisories on cyber threats, and coordinating with various organizations to streamline communication and response. Applicants must have a TS/SCI clearance with Polygraph, relevant degrees, and at least 3 years of experience. The compensation...- Raytheon is seeking a Senior Systems Engineer-Shift Lead to provide technical leadership, daily operational... ...at Buckley (Aurora, CO) and requires decisive leadership and engineering expertise. The position requires active TS/SCI CI Poly clearance and U.S. citizenship...SeniorShift work
$110.8k - $184.7k
...immediate opportunity for a Software Developer who is... ...recognized professional with hands-on expertise and... ...excellent understanding of engineering processes supporting... ...Aurora, CO. This position requires the Security+ certification and an active TS/SCI CI Poly clearance....Contract workWork experience placementH1bImmediate startMonday to Friday- ...CO. The role supports mission-critical, classified systems, requiring active TS/SCI with Poly. You will monitor, troubleshoot, and maintain Linux-based environments, collaborating with developers and engineers to resolve issues and strengthen security. Onsite presence is...Senior
- Raytheon in Aurora, CO is seeking a Sr. Systems Engineer - RF Engineer to join a premier program. You will... ...antenna systems, and hardware integration. The role requires a DoD TS/SCI clearance and is on-site in Aurora with travel up to 25%. You will contribute to design...Senior
- ...Inc is seeking a Systems Engineer - MBSE in Aurora, CO (... ...delivering a complex software application into operations... ...architecture and requirements, manage traceability, and collaborate with cross‑discipline teams... ...scalable solutions. Active TS/SCI clearance is required;...Senior
- ...II issues, and optimize operations across client/server/storage/network environments. Qualified applicants will have TS/SCI with Full Scope Polygraph and a Bachelor's degree (or five years of additional Systems Administrator experience) and a track record of #J-18808...
$86.9k - $198k
Remote Sensing Software Engineer, SeniorThe Opportunity:As a senior Remote Sensing Software... ...in collaboration with client and mission... ...TS/SCI clearance; willingness to take a polygraph examBachelor’s degree... ...meet eligibility requirements for access to classified...SeniorFull timeContract workPart timeLocal areaRemote work- ...step in your career with Solerity. As a... ...Information Technology, Engineering Services, Program... ...data analytics, software engineering, and... ...Software Engineer Staff/Senior Staff able to... ...obtain and maintain a TS/SCI with PolyDesired... ...pipelines. REQUIREMENTS YOU BRING:Active Top...SeniorFor contractorsRemote workFlexible hours
$86.9k - $198k
...0625 Remote Sensing Software Engineer, Senior The Opportunity:... ...maps in collaboration with client and mission leadership... ...~ Active TS/SCI clearance; willingness to take a polygraph exam ~ Bachelor's degree... ...need to meet eligibility requirements for access to classified...SeniorFull timeContract workPart timeLocal areaRemote work- ...contractor facilities where SCI is electronically... ...meet the security requirements of applicable TEMPEST... ...effectively. The TEMPEST engineer will product TSS... ...to ensure compliance with applicable regulations... ...Security Clearance Level: TS/SCI w/Polygraph ● Preferred Skills:...For contractorsWork at office
- ...Description Own your career as a VDI Engineer at GDIT. Here, you’ll have the... ...Skills: Hands-on experience with:Citrix XenApp/XenDesktop, App... ...Security Clearance Level: Active TS/SCI clearance with Polygraph Certifications Required: Must meet DoD 8570 IAT Level...
- ...mission systems. You will monitor system health, maintain security posture, and work with developers and engineers to diagnose and fix issues on classified platforms. This role requires TS/SCI clearance, DoD 8570 IAT Level 2 certification, and 5+ years in Linux...Senior
$104.2k - $229.2k
...seeks a talented Communications Engineer to join our Advanced... ...develop, integrate, and test software and DSP algorithms. Design,... ...signal analysts. Help define the requirements, CONOPs and architecture for... ..., and production) Active TS/SCI with Poly clearance. Bachelor’s degree...SeniorContract workWork experience placement- ...our Digital Technology team in Aurora, CO. This on-site role supports mission-critical systems, collaborates with developers and engineers, and requires TS/SCI poly clearance. Expect 8x5 coverage with after-hours support and close customer interaction. Join RTX, a leading...Senior
- ...International Inc in Aurora, Colorado seeks a Senior Program Manager to lead the RAM program,... ...leadership of a large team, and collaboration with Agile teams to integrate roadmaps with evolving requirements. Active TS/SCI clearance and US citizenship are required; travel...Senior
- Integrity Technology Consultants is seeking a Senior-Level Exploitation Analyst to support U.S. Government missions in systems/software engineering, cybersecurity, and intelligence analysis. Top-SEC SCI with polygraph clearance is required, with extensive experience in cyber-...Senior
$86.8k - $165.2k
...or Immigration Status Requirements:Active and transferable... ...Clearance Type: TS/SCI - Current Security Clearance... .... Collins is seeking Engineers to be part of an... ...Mission Applications Software (HBMAS) Sustainment and... ...data. The team, working with our customers and users...SeniorContract workTemporary workWork experience placementWork at officeRemote workRelocationFlexible hours$134.1k - $241.4k
...possibilities, pursue one with endless... ...Systems Engineers to join our team... ...and software integrationPerform... ...partners, and senior executivesCollaborate... ...and network requirements.Participate in... ...days of hire.TS/SCI w/Poly is requiredWhat... ...Secret SCI w/Polygraph security...Full time
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