Sr. .NET Developer with Oil & Gas Experience at Vaco LLC
San Antonio, TX 78015
About the Job
Senior .NET Developer – Oil & Gas Experience Required (Hybrid, Business-Facing Role)
Due to Business Needs: Oil & Gas Experience is Required – Candidates without direct commercial oil & gas systems experience (operations, finance, logistics, supply chain) cannot be considered for this role.
Please Note: No c2c, No Third-Party
Work Model:
- Hybrid (2 days onsite, 3 days remote) – Candidates must be local to San Antonio, TX, Denver, CO, or Toledo, OH.
- Due to Business Needs, Fully remote candidates outside these locations cannot be considered.
Vaco is conducting a confidential search on behalf of a leading energy organization seeking a Senior .NET Developer to support and enhance commercial systems within the oil & gas sector. This role requires strong technical expertise in .NET development and direct interaction with business teams to ensure technology solutions align with operational needs.
Key Details:
- Contract: 6 months with a strong chance for extension (full-time conversion is possible but not guaranteed).
- Compensation:$70-75/hr W2 – The rate is set, but some flexibility may be considered for highly specialized candidates (e.g., deep RightAngle expertise).
- Hiring Process: One-step interview with direct hiring manager access.
- Eligibility: Will work as a W2 Consultant for Vaco.
- No C2C, third parties, layers of any sort, or 1099.
- Unable to sponsor now or in the future.
Responsibilities:
- Develop, customize, and integrate commercial applications supporting core oil & gas business functions (operations, finance, logistics, supply chain).
- Engage directly with business stakeholders to gather requirements and translate them into technical solutions.
- Enhance and maintain enterprise software systems to improve efficiency and data flow across multiple platforms.
- Optimize system integrations and workflows within commercial oil & gas applications.
- Provide technical leadership in modernizing legacy systems and implementing new technologies.
- Communicate effectively with both technical and non-technical teams to align business needs with technical solutions.
Requirements (Must-Have):
- 10+ years of .NET experience (C#, ASP.NET, .NET Core, SQL, Web API, Entity Framework).
- Experience with commercial oil & gas systems (operations, finance, logistics, supply chain).
- Cloud expertise in Azure or AWS – comfortable with cloud-based software development and deployments.
- Strong communication skills – ability to interface directly with business teams.
- Self-starter with problem-solving ability in a fast-paced corporate environment.
Preferred (Not Required):
- Experience with RightAngle or other enterprise-grade oil & gas software solutions.
- Background in large-scale system integrations within the energy sector.
Equal Opportunity Statement:
Vaco and our client are committed to fostering a diverse and inclusive workplace. All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, national origin, age, disability, or any other legally protected status.
Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.
EEO Notice
Vaco by Highspring is an Equal Opportunity Employer and does not discriminate against any employee or applicant for employment because of race (including but not limited to traits historically associated with race such as hair texture and hair style), color, sex (includes pregnancy or related conditions), religion or creed, national origin, citizenship, age, disability, status as a veteran, union membership, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, political affiliation, or any other protected characteristics as required by federal, state or local law.
Vaco by Highspring and its parents, affiliates, and subsidiaries are committed to the full inclusion of all qualified individuals. As part of this commitment, Vaco by Highspring and its parents, affiliates, and subsidiaries will ensure that persons with disabilities are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact HR@vaco.com .
Vaco by Highspring also wants all applicants to know their rights that workplace discrimination is illegal.
By submitting to this position, you agree that you will be giving Vaco by Highspring the exclusive right to present your as a candidate for the foregoing employment opportunity. You further agree that you have represented information about yourself accurately and have not affirmatively misrepresented your qualifications. You also agree to maintain as confidential, to the fullest extent permitted by law, any information you learn from Vaco by Highspring about the position and you will limit disclosure of information about the position only to the extent necessary to perform any obligations in furtherance of your application. In exchange, Vaco by Highspring agrees to exercise reasonable efforts to represent you through all solicitation, job screening and resume dispersal.
Privacy Notice
Vaco by Highspring and its parents, affiliates, and subsidiaries (“we,” “our,” or “Vaco by Highspring”) respects your privacy and are committed to providing transparent notice of our policies.
- California residents may access Vaco by Highspring HR Notice at Collection for California Applicants and Employees here.
- Virginia residents may access our state specific policies here.
- Residents of all other states may access our policies here.
- Canadian residents may access our policies in English here and in French here.
- Residents of countries governed by GDPR may access our policies here.
Pay Transparency Notice
Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to:
- the individual’s skill sets, experience and training;
- licensure and certification requirements;
- office location and other geographic considerations;
- other business and organizational needs.
With that said, as required by local law, Vaco by Highspring believes that the following salary range referenced above reasonably estimates the base compensation for an individual hired into this position in geographies that require salary range disclosure. The individual may also be eligible for discretionary bonuses.